cdp.go

// Code generated by cdpgen. DO NOT EDIT.

package cdp

import (
	"context"

	"github.com/mafredri/cdp/protocol/accessibility"
	"github.com/mafredri/cdp/protocol/animation"
	"github.com/mafredri/cdp/protocol/applicationcache"
	"github.com/mafredri/cdp/protocol/audits"
	"github.com/mafredri/cdp/protocol/backgroundservice"
	"github.com/mafredri/cdp/protocol/browser"
	"github.com/mafredri/cdp/protocol/cachestorage"
	"github.com/mafredri/cdp/protocol/cast"
	"github.com/mafredri/cdp/protocol/console"
	"github.com/mafredri/cdp/protocol/css"
	"github.com/mafredri/cdp/protocol/database"
	"github.com/mafredri/cdp/protocol/debugger"
	"github.com/mafredri/cdp/protocol/deviceorientation"
	"github.com/mafredri/cdp/protocol/dom"
	"github.com/mafredri/cdp/protocol/domdebugger"
	"github.com/mafredri/cdp/protocol/domsnapshot"
	"github.com/mafredri/cdp/protocol/domstorage"
	"github.com/mafredri/cdp/protocol/emulation"
	"github.com/mafredri/cdp/protocol/fetch"
	"github.com/mafredri/cdp/protocol/headlessexperimental"
	"github.com/mafredri/cdp/protocol/heapprofiler"
	"github.com/mafredri/cdp/protocol/indexeddb"
	"github.com/mafredri/cdp/protocol/input"
	"github.com/mafredri/cdp/protocol/inspector"
	"github.com/mafredri/cdp/protocol/io"
	"github.com/mafredri/cdp/protocol/layertree"
	"github.com/mafredri/cdp/protocol/log"
	"github.com/mafredri/cdp/protocol/memory"
	"github.com/mafredri/cdp/protocol/network"
	"github.com/mafredri/cdp/protocol/overlay"
	"github.com/mafredri/cdp/protocol/page"
	"github.com/mafredri/cdp/protocol/performance"
	"github.com/mafredri/cdp/protocol/profiler"
	"github.com/mafredri/cdp/protocol/runtime"
	"github.com/mafredri/cdp/protocol/schema"
	"github.com/mafredri/cdp/protocol/security"
	"github.com/mafredri/cdp/protocol/serviceworker"
	"github.com/mafredri/cdp/protocol/storage"
	"github.com/mafredri/cdp/protocol/systeminfo"
	"github.com/mafredri/cdp/protocol/target"
	"github.com/mafredri/cdp/protocol/tethering"
	"github.com/mafredri/cdp/protocol/tracing"
	"github.com/mafredri/cdp/protocol/webaudio"
	"github.com/mafredri/cdp/protocol/webauthn"
)

// The Accessibility domain.
//
// Note: This domain is experimental.
type Accessibility interface {
	// Command Disable
	//
	// Disables the accessibility domain.
	Disable(context.Context) error

	// Command Enable
	//
	// Enables the accessibility domain which causes `AXNodeId`s to remain
	// consistent between method calls. This turns on accessibility for the
	// page, which can impact performance until accessibility is disabled.
	Enable(context.Context) error

	// Command GetPartialAXTree
	//
	// Fetches the accessibility node and partial accessibility tree for
	// this DOM node, if it exists.
	//
	// Note: This command is experimental.
	GetPartialAXTree(context.Context, *accessibility.GetPartialAXTreeArgs) (*accessibility.GetPartialAXTreeReply, error)

	// Command GetFullAXTree
	//
	// Fetches the entire accessibility tree
	//
	// Note: This command is experimental.
	GetFullAXTree(context.Context) (*accessibility.GetFullAXTreeReply, error)
}

// The Animation domain.
//
// Note: This domain is experimental.
type Animation interface {
	// Command Disable
	//
	// Disables animation domain notifications.
	Disable(context.Context) error

	// Command Enable
	//
	// Enables animation domain notifications.
	Enable(context.Context) error

	// Command GetCurrentTime
	//
	// Returns the current time of the an animation.
	GetCurrentTime(context.Context, *animation.GetCurrentTimeArgs) (*animation.GetCurrentTimeReply, error)

	// Command GetPlaybackRate
	//
	// Gets the playback rate of the document timeline.
	GetPlaybackRate(context.Context) (*animation.GetPlaybackRateReply, error)

	// Command ReleaseAnimations
	//
	// Releases a set of animations to no longer be manipulated.
	ReleaseAnimations(context.Context, *animation.ReleaseAnimationsArgs) error

	// Command ResolveAnimation
	//
	// Gets the remote object of the Animation.
	ResolveAnimation(context.Context, *animation.ResolveAnimationArgs) (*animation.ResolveAnimationReply, error)

	// Command SeekAnimations
	//
	// Seek a set of animations to a particular time within each
	// animation.
	SeekAnimations(context.Context, *animation.SeekAnimationsArgs) error

	// Command SetPaused
	//
	// Sets the paused state of a set of animations.
	SetPaused(context.Context, *animation.SetPausedArgs) error

	// Command SetPlaybackRate
	//
	// Sets the playback rate of the document timeline.
	SetPlaybackRate(context.Context, *animation.SetPlaybackRateArgs) error

	// Command SetTiming
	//
	// Sets the timing of an animation node.
	SetTiming(context.Context, *animation.SetTimingArgs) error

	// Event AnimationCanceled
	//
	// Event for when an animation has been canceled.
	AnimationCanceled(context.Context) (animation.CanceledClient, error)

	// Event AnimationCreated
	//
	// Event for each animation that has been created.
	AnimationCreated(context.Context) (animation.CreatedClient, error)

	// Event AnimationStarted
	//
	// Event for animation that has been started.
	AnimationStarted(context.Context) (animation.StartedClient, error)
}

// The ApplicationCache domain.
//
// Note: This domain is experimental.
type ApplicationCache interface {
	// Command Enable
	//
	// Enables application cache domain notifications.
	Enable(context.Context) error

	// Command GetApplicationCacheForFrame
	//
	// Returns relevant application cache data for the document in given
	// frame.
	GetApplicationCacheForFrame(context.Context, *applicationcache.GetApplicationCacheForFrameArgs) (*applicationcache.GetApplicationCacheForFrameReply, error)

	// Command GetFramesWithManifests
	//
	// Returns array of frame identifiers with manifest urls for each
	// frame containing a document associated with some application cache.
	GetFramesWithManifests(context.Context) (*applicationcache.GetFramesWithManifestsReply, error)

	// Command GetManifestForFrame
	//
	// Returns manifest URL for document in the given frame.
	GetManifestForFrame(context.Context, *applicationcache.GetManifestForFrameArgs) (*applicationcache.GetManifestForFrameReply, error)

	// Event ApplicationCacheStatusUpdated
	ApplicationCacheStatusUpdated(context.Context) (applicationcache.StatusUpdatedClient, error)

	// Event NetworkStateUpdated
	NetworkStateUpdated(context.Context) (applicationcache.NetworkStateUpdatedClient, error)
}

// The Audits domain. Audits domain allows investigation of page violations
// and possible improvements.
//
// Note: This domain is experimental.
type Audits interface {
	// Command GetEncodedResponse
	//
	// Returns the response body and size if it were re-encoded with the
	// specified settings. Only applies to images.
	GetEncodedResponse(context.Context, *audits.GetEncodedResponseArgs) (*audits.GetEncodedResponseReply, error)
}

// The BackgroundService domain. Defines events for background web platform
// features.
//
// Note: This domain is experimental.
type BackgroundService interface {
	// Command StartObserving
	//
	// Enables event updates for the service.
	StartObserving(context.Context, *backgroundservice.StartObservingArgs) error

	// Command StopObserving
	//
	// Disables event updates for the service.
	StopObserving(context.Context, *backgroundservice.StopObservingArgs) error

	// Command SetRecording
	//
	// Set the recording state for the service.
	SetRecording(context.Context, *backgroundservice.SetRecordingArgs) error

	// Command ClearEvents
	//
	// Clears all stored data for the service.
	ClearEvents(context.Context, *backgroundservice.ClearEventsArgs) error

	// Event RecordingStateChanged
	//
	// Called when the recording state for the service has been updated.
	RecordingStateChanged(context.Context) (backgroundservice.RecordingStateChangedClient, error)

	// Event BackgroundServiceEventReceived
	//
	// Called with all existing backgroundServiceEvents when enabled, and
	// all new events afterwards if enabled and recording.
	BackgroundServiceEventReceived(context.Context) (backgroundservice.EventReceivedClient, error)
}

// The Browser domain. The Browser domain defines methods and events for
// browser managing.
type Browser interface {
	// Command GrantPermissions
	//
	// Grant specific permissions to the given origin and reject all
	// others.
	//
	// Note: This command is experimental.
	GrantPermissions(context.Context, *browser.GrantPermissionsArgs) error

	// Command ResetPermissions
	//
	// Reset all permission management for all origins.
	//
	// Note: This command is experimental.
	ResetPermissions(context.Context, *browser.ResetPermissionsArgs) error

	// Command Close
	//
	// Close browser gracefully.
	Close(context.Context) error

	// Command Crash
	//
	// Crashes browser on the main thread.
	//
	// Note: This command is experimental.
	Crash(context.Context) error

	// Command CrashGPUProcess
	//
	// Crashes GPU process.
	//
	// Note: This command is experimental.
	CrashGPUProcess(context.Context) error

	// Command GetVersion
	//
	// Returns version information.
	GetVersion(context.Context) (*browser.GetVersionReply, error)

	// Command GetBrowserCommandLine
	//
	// Returns the command line switches for the browser process if, and
	// only if --enable-automation is on the commandline.
	//
	// Note: This command is experimental.
	GetBrowserCommandLine(context.Context) (*browser.GetBrowserCommandLineReply, error)

	// Command GetHistograms
	//
	// Get Chrome histograms.
	//
	// Note: This command is experimental.
	GetHistograms(context.Context, *browser.GetHistogramsArgs) (*browser.GetHistogramsReply, error)

	// Command GetHistogram
	//
	// Get a Chrome histogram by name.
	//
	// Note: This command is experimental.
	GetHistogram(context.Context, *browser.GetHistogramArgs) (*browser.GetHistogramReply, error)

	// Command GetWindowBounds
	//
	// Get position and size of the browser window.
	//
	// Note: This command is experimental.
	GetWindowBounds(context.Context, *browser.GetWindowBoundsArgs) (*browser.GetWindowBoundsReply, error)

	// Command GetWindowForTarget
	//
	// Get the browser window that contains the devtools target.
	//
	// Note: This command is experimental.
	GetWindowForTarget(context.Context, *browser.GetWindowForTargetArgs) (*browser.GetWindowForTargetReply, error)

	// Command SetWindowBounds
	//
	// Set position and/or size of the browser window.
	//
	// Note: This command is experimental.
	SetWindowBounds(context.Context, *browser.SetWindowBoundsArgs) error

	// Command SetDockTile
	//
	// Set dock tile details, platform-specific.
	//
	// Note: This command is experimental.
	SetDockTile(context.Context, *browser.SetDockTileArgs) error
}

// The CSS domain. This domain exposes CSS read/write operations. All CSS
// objects (stylesheets, rules, and styles) have an associated `id` used in
// subsequent operations on the related object. Each object type has a specific
// `id` structure, and those are not interchangeable between objects of
// different kinds. CSS objects can be loaded using the `get*ForNode()` calls
// (which accept a DOM node id). A client can also keep track of stylesheets
// via the `styleSheetAdded`/`styleSheetRemoved` events and subsequently load
// the required stylesheet contents using the `getStyleSheet[Text]()` methods.
//
// Note: This domain is experimental.
type CSS interface {
	// Command AddRule
	//
	// Inserts a new rule with the given `ruleText` in a stylesheet with
	// given `styleSheetId`, at the position specified by `location`.
	AddRule(context.Context, *css.AddRuleArgs) (*css.AddRuleReply, error)

	// Command CollectClassNames
	//
	// Returns all class names from specified stylesheet.
	CollectClassNames(context.Context, *css.CollectClassNamesArgs) (*css.CollectClassNamesReply, error)

	// Command CreateStyleSheet
	//
	// Creates a new special "via-inspector" stylesheet in the frame with
	// given `frameId`.
	CreateStyleSheet(context.Context, *css.CreateStyleSheetArgs) (*css.CreateStyleSheetReply, error)

	// Command Disable
	//
	// Disables the CSS agent for the given page.
	Disable(context.Context) error

	// Command Enable
	//
	// Enables the CSS agent for the given page. Clients should not assume
	// that the CSS agent has been enabled until the result of this command
	// is received.
	Enable(context.Context) error

	// Command ForcePseudoState
	//
	// Ensures that the given node will have specified pseudo-classes
	// whenever its style is computed by the browser.
	ForcePseudoState(context.Context, *css.ForcePseudoStateArgs) error

	// Command GetBackgroundColors
	GetBackgroundColors(context.Context, *css.GetBackgroundColorsArgs) (*css.GetBackgroundColorsReply, error)

	// Command GetComputedStyleForNode
	//
	// Returns the computed style for a DOM node identified by `nodeId`.
	GetComputedStyleForNode(context.Context, *css.GetComputedStyleForNodeArgs) (*css.GetComputedStyleForNodeReply, error)

	// Command GetInlineStylesForNode
	//
	// Returns the styles defined inline (explicitly in the "style"
	// attribute and implicitly, using DOM attributes) for a DOM node
	// identified by `nodeId`.
	GetInlineStylesForNode(context.Context, *css.GetInlineStylesForNodeArgs) (*css.GetInlineStylesForNodeReply, error)

	// Command GetMatchedStylesForNode
	//
	// Returns requested styles for a DOM node identified by `nodeId`.
	GetMatchedStylesForNode(context.Context, *css.GetMatchedStylesForNodeArgs) (*css.GetMatchedStylesForNodeReply, error)

	// Command GetMediaQueries
	//
	// Returns all media queries parsed by the rendering engine.
	GetMediaQueries(context.Context) (*css.GetMediaQueriesReply, error)

	// Command GetPlatformFontsForNode
	//
	// Requests information about platform fonts which we used to render
	// child TextNodes in the given node.
	GetPlatformFontsForNode(context.Context, *css.GetPlatformFontsForNodeArgs) (*css.GetPlatformFontsForNodeReply, error)

	// Command GetStyleSheetText
	//
	// Returns the current textual content for a stylesheet.
	GetStyleSheetText(context.Context, *css.GetStyleSheetTextArgs) (*css.GetStyleSheetTextReply, error)

	// Command SetEffectivePropertyValueForNode
	//
	// Find a rule with the given active property for the given node and
	// set the new value for this property
	SetEffectivePropertyValueForNode(context.Context, *css.SetEffectivePropertyValueForNodeArgs) error

	// Command SetKeyframeKey
	//
	// Modifies the keyframe rule key text.
	SetKeyframeKey(context.Context, *css.SetKeyframeKeyArgs) (*css.SetKeyframeKeyReply, error)

	// Command SetMediaText
	//
	// Modifies the rule selector.
	SetMediaText(context.Context, *css.SetMediaTextArgs) (*css.SetMediaTextReply, error)

	// Command SetRuleSelector
	//
	// Modifies the rule selector.
	SetRuleSelector(context.Context, *css.SetRuleSelectorArgs) (*css.SetRuleSelectorReply, error)

	// Command SetStyleSheetText
	//
	// Sets the new stylesheet text.
	SetStyleSheetText(context.Context, *css.SetStyleSheetTextArgs) (*css.SetStyleSheetTextReply, error)

	// Command SetStyleTexts
	//
	// Applies specified style edits one after another in the given order.
	SetStyleTexts(context.Context, *css.SetStyleTextsArgs) (*css.SetStyleTextsReply, error)

	// Command StartRuleUsageTracking
	//
	// Enables the selector recording.
	StartRuleUsageTracking(context.Context) error

	// Command StopRuleUsageTracking
	//
	// Stop tracking rule usage and return the list of rules that were
	// used since last call to `takeCoverageDelta` (or since start of
	// coverage instrumentation)
	StopRuleUsageTracking(context.Context) (*css.StopRuleUsageTrackingReply, error)

	// Command TakeCoverageDelta
	//
	// Obtain list of rules that became used since last call to this
	// method (or since start of coverage instrumentation)
	TakeCoverageDelta(context.Context) (*css.TakeCoverageDeltaReply, error)

	// Event FontsUpdated
	//
	// Fires whenever a web font is updated. A non-empty font parameter
	// indicates a successfully loaded web font
	FontsUpdated(context.Context) (css.FontsUpdatedClient, error)

	// Event MediaQueryResultChanged
	//
	// Fires whenever a MediaQuery result changes (for example, after a
	// browser window has been resized.) The current implementation
	// considers only viewport-dependent media features.
	MediaQueryResultChanged(context.Context) (css.MediaQueryResultChangedClient, error)

	// Event StyleSheetAdded
	//
	// Fired whenever an active document stylesheet is added.
	StyleSheetAdded(context.Context) (css.StyleSheetAddedClient, error)

	// Event StyleSheetChanged
	//
	// Fired whenever a stylesheet is changed as a result of the client
	// operation.
	StyleSheetChanged(context.Context) (css.StyleSheetChangedClient, error)

	// Event StyleSheetRemoved
	//
	// Fired whenever an active document stylesheet is removed.
	StyleSheetRemoved(context.Context) (css.StyleSheetRemovedClient, error)
}

// The CacheStorage domain.
//
// Note: This domain is experimental.
type CacheStorage interface {
	// Command DeleteCache
	//
	// Deletes a cache.
	DeleteCache(context.Context, *cachestorage.DeleteCacheArgs) error

	// Command DeleteEntry
	//
	// Deletes a cache entry.
	DeleteEntry(context.Context, *cachestorage.DeleteEntryArgs) error

	// Command RequestCacheNames
	//
	// Requests cache names.
	RequestCacheNames(context.Context, *cachestorage.RequestCacheNamesArgs) (*cachestorage.RequestCacheNamesReply, error)

	// Command RequestCachedResponse
	//
	// Fetches cache entry.
	RequestCachedResponse(context.Context, *cachestorage.RequestCachedResponseArgs) (*cachestorage.RequestCachedResponseReply, error)

	// Command RequestEntries
	//
	// Requests data from cache.
	RequestEntries(context.Context, *cachestorage.RequestEntriesArgs) (*cachestorage.RequestEntriesReply, error)
}

// The Cast domain. A domain for interacting with Cast, Presentation API, and
// Remote Playback API functionalities.
//
// Note: This domain is experimental.
type Cast interface {
	// Command Enable
	//
	// Starts observing for sinks that can be used for tab mirroring, and
	// if set, sinks compatible with |presentationUrl| as well. When sinks
	// are found, a |sinksUpdated| event is fired. Also starts observing
	// for issue messages. When an issue is added or removed, an
	// |issueUpdated| event is fired.
	Enable(context.Context, *cast.EnableArgs) error

	// Command Disable
	//
	// Stops observing for sinks and issues.
	Disable(context.Context) error

	// Command SetSinkToUse
	//
	// Sets a sink to be used when the web page requests the browser to
	// choose a sink via Presentation API, Remote Playback API, or Cast
	// SDK.
	SetSinkToUse(context.Context, *cast.SetSinkToUseArgs) error

	// Command StartTabMirroring
	//
	// Starts mirroring the tab to the sink.
	StartTabMirroring(context.Context, *cast.StartTabMirroringArgs) error

	// Command StopCasting
	//
	// Stops the active Cast session on the sink.
	StopCasting(context.Context, *cast.StopCastingArgs) error

	// Event SinksUpdated
	//
	// This is fired whenever the list of available sinks changes. A sink
	// is a device or a software surface that you can cast to.
	SinksUpdated(context.Context) (cast.SinksUpdatedClient, error)

	// Event IssueUpdated
	//
	// This is fired whenever the outstanding issue/error message changes.
	// |issueMessage| is empty if there is no issue.
	IssueUpdated(context.Context) (cast.IssueUpdatedClient, error)
}

// The Console domain.
//
// Deprecated: This domain is deprecated - use Runtime or Log instead.
type Console interface {
	// Command ClearMessages
	//
	// Does nothing.
	ClearMessages(context.Context) error

	// Command Disable
	//
	// Disables console domain, prevents further console messages from
	// being reported to the client.
	Disable(context.Context) error

	// Command Enable
	//
	// Enables console domain, sends the messages collected so far to the
	// client by means of the `messageAdded` notification.
	Enable(context.Context) error

	// Event MessageAdded
	//
	// Issued when new console message is added.
	MessageAdded(context.Context) (console.MessageAddedClient, error)
}

// The DOM domain. This domain exposes DOM read/write operations. Each DOM
// Node is represented with its mirror object that has an `id`. This `id` can
// be used to get additional information on the Node, resolve it into the
// JavaScript object wrapper, etc. It is important that client receives DOM
// events only for the nodes that are known to the client. Backend keeps track
// of the nodes that were sent to the client and never sends the same node
// twice. It is client's responsibility to collect information about the nodes
// that were sent to the client.
//
// Note that `iframe` owner elements will return corresponding document
// elements as their child nodes.
type DOM interface {
	// Command CollectClassNamesFromSubtree
	//
	// Collects class names for the node with given id and all of it's
	// child nodes.
	//
	// Note: This command is experimental.
	CollectClassNamesFromSubtree(context.Context, *dom.CollectClassNamesFromSubtreeArgs) (*dom.CollectClassNamesFromSubtreeReply, error)

	// Command CopyTo
	//
	// Creates a deep copy of the specified node and places it into the
	// target container before the given anchor.
	//
	// Note: This command is experimental.
	CopyTo(context.Context, *dom.CopyToArgs) (*dom.CopyToReply, error)

	// Command DescribeNode
	//
	// Describes node given its id, does not require domain to be enabled.
	// Does not start tracking any objects, can be used for automation.
	DescribeNode(context.Context, *dom.DescribeNodeArgs) (*dom.DescribeNodeReply, error)

	// Command Disable
	//
	// Disables DOM agent for the given page.
	Disable(context.Context) error

	// Command DiscardSearchResults
	//
	// Discards search results from the session with the given id.
	// `getSearchResults` should no longer be called for that search.
	//
	// Note: This command is experimental.
	DiscardSearchResults(context.Context, *dom.DiscardSearchResultsArgs) error

	// Command Enable
	//
	// Enables DOM agent for the given page.
	Enable(context.Context) error

	// Command Focus
	//
	// Focuses the given element.
	Focus(context.Context, *dom.FocusArgs) error

	// Command GetAttributes
	//
	// Returns attributes for the specified node.
	GetAttributes(context.Context, *dom.GetAttributesArgs) (*dom.GetAttributesReply, error)

	// Command GetBoxModel
	//
	// Returns boxes for the given node.
	GetBoxModel(context.Context, *dom.GetBoxModelArgs) (*dom.GetBoxModelReply, error)

	// Command GetContentQuads
	//
	// Returns quads that describe node position on the page. This method
	// might return multiple quads for inline nodes.
	//
	// Note: This command is experimental.
	GetContentQuads(context.Context, *dom.GetContentQuadsArgs) (*dom.GetContentQuadsReply, error)

	// Command GetDocument
	//
	// Returns the root DOM node (and optionally the subtree) to the
	// caller.
	GetDocument(context.Context, *dom.GetDocumentArgs) (*dom.GetDocumentReply, error)

	// Command GetFlattenedDocument
	//
	// Returns the root DOM node (and optionally the subtree) to the
	// caller.
	GetFlattenedDocument(context.Context, *dom.GetFlattenedDocumentArgs) (*dom.GetFlattenedDocumentReply, error)

	// Command GetNodeForLocation
	//
	// Returns node id at given location. Depending on whether DOM domain
	// is enabled, nodeId is either returned or not.
	//
	// Note: This command is experimental.
	GetNodeForLocation(context.Context, *dom.GetNodeForLocationArgs) (*dom.GetNodeForLocationReply, error)

	// Command GetOuterHTML
	//
	// Returns node's HTML markup.
	GetOuterHTML(context.Context, *dom.GetOuterHTMLArgs) (*dom.GetOuterHTMLReply, error)

	// Command GetRelayoutBoundary
	//
	// Returns the id of the nearest ancestor that is a relayout boundary.
	//
	// Note: This command is experimental.
	GetRelayoutBoundary(context.Context, *dom.GetRelayoutBoundaryArgs) (*dom.GetRelayoutBoundaryReply, error)

	// Command GetSearchResults
	//
	// Returns search results from given `fromIndex` to given `toIndex`
	// from the search with the given identifier.
	//
	// Note: This command is experimental.
	GetSearchResults(context.Context, *dom.GetSearchResultsArgs) (*dom.GetSearchResultsReply, error)

	// Command MarkUndoableState
	//
	// Marks last undoable state.
	//
	// Note: This command is experimental.
	MarkUndoableState(context.Context) error

	// Command MoveTo
	//
	// Moves node into the new container, places it before the given
	// anchor.
	MoveTo(context.Context, *dom.MoveToArgs) (*dom.MoveToReply, error)

	// Command PerformSearch
	//
	// Searches for a given string in the DOM tree. Use `getSearchResults`
	// to access search results or `cancelSearch` to end this search
	// session.
	//
	// Note: This command is experimental.
	PerformSearch(context.Context, *dom.PerformSearchArgs) (*dom.PerformSearchReply, error)

	// Command PushNodeByPathToFrontend
	//
	// Requests that the node is sent to the caller given its path. //
	// FIXME, use XPath
	//
	// Note: This command is experimental.
	PushNodeByPathToFrontend(context.Context, *dom.PushNodeByPathToFrontendArgs) (*dom.PushNodeByPathToFrontendReply, error)

	// Command PushNodesByBackendIDsToFrontend
	//
	// Requests that a batch of nodes is sent to the caller given their
	// backend node ids.
	//
	// Note: This command is experimental.
	PushNodesByBackendIDsToFrontend(context.Context, *dom.PushNodesByBackendIDsToFrontendArgs) (*dom.PushNodesByBackendIDsToFrontendReply, error)

	// Command QuerySelector
	//
	// Executes `querySelector` on a given node.
	QuerySelector(context.Context, *dom.QuerySelectorArgs) (*dom.QuerySelectorReply, error)

	// Command QuerySelectorAll
	//
	// Executes `querySelectorAll` on a given node.
	QuerySelectorAll(context.Context, *dom.QuerySelectorAllArgs) (*dom.QuerySelectorAllReply, error)

	// Command Redo
	//
	// Re-does the last undone action.
	//
	// Note: This command is experimental.
	Redo(context.Context) error

	// Command RemoveAttribute
	//
	// Removes attribute with given name from an element with given id.
	RemoveAttribute(context.Context, *dom.RemoveAttributeArgs) error

	// Command RemoveNode
	//
	// Removes node with given id.
	RemoveNode(context.Context, *dom.RemoveNodeArgs) error

	// Command RequestChildNodes
	//
	// Requests that children of the node with given id are returned to
	// the caller in form of `setChildNodes` events where not only
	// immediate children are retrieved, but all children down to the
	// specified depth.
	RequestChildNodes(context.Context, *dom.RequestChildNodesArgs) error

	// Command RequestNode
	//
	// Requests that the node is sent to the caller given the JavaScript
	// node object reference. All nodes that form the path from the node to
	// the root are also sent to the client as a series of `setChildNodes`
	// notifications.
	RequestNode(context.Context, *dom.RequestNodeArgs) (*dom.RequestNodeReply, error)

	// Command ResolveNode
	//
	// Resolves the JavaScript node object for a given NodeId or
	// BackendNodeId.
	ResolveNode(context.Context, *dom.ResolveNodeArgs) (*dom.ResolveNodeReply, error)

	// Command SetAttributeValue
	//
	// Sets attribute for an element with given id.
	SetAttributeValue(context.Context, *dom.SetAttributeValueArgs) error

	// Command SetAttributesAsText
	//
	// Sets attributes on element with given id. This method is useful
	// when user edits some existing attribute value and types in several
	// attribute name/value pairs.
	SetAttributesAsText(context.Context, *dom.SetAttributesAsTextArgs) error

	// Command SetFileInputFiles
	//
	// Sets files for the given file input element.
	SetFileInputFiles(context.Context, *dom.SetFileInputFilesArgs) error

	// Command GetFileInfo
	//
	// Returns file information for the given File wrapper.
	//
	// Note: This command is experimental.
	GetFileInfo(context.Context, *dom.GetFileInfoArgs) (*dom.GetFileInfoReply, error)

	// Command SetInspectedNode
	//
	// Enables console to refer to the node with given id via $x (see
	// Command Line API for more details $x functions).
	//
	// Note: This command is experimental.
	SetInspectedNode(context.Context, *dom.SetInspectedNodeArgs) error

	// Command SetNodeName
	//
	// Sets node name for a node with given id.
	SetNodeName(context.Context, *dom.SetNodeNameArgs) (*dom.SetNodeNameReply, error)

	// Command SetNodeValue
	//
	// Sets node value for a node with given id.
	SetNodeValue(context.Context, *dom.SetNodeValueArgs) error

	// Command SetOuterHTML
	//
	// Sets node HTML markup, returns new node id.
	SetOuterHTML(context.Context, *dom.SetOuterHTMLArgs) error

	// Command Undo
	//
	// Undoes the last performed action.
	//
	// Note: This command is experimental.
	Undo(context.Context) error

	// Command GetFrameOwner
	//
	// Returns iframe node that owns iframe with the given domain.
	//
	// Note: This command is experimental.
	GetFrameOwner(context.Context, *dom.GetFrameOwnerArgs) (*dom.GetFrameOwnerReply, error)

	// Event AttributeModified
	//
	// Fired when `Element`'s attribute is modified.
	AttributeModified(context.Context) (dom.AttributeModifiedClient, error)

	// Event AttributeRemoved
	//
	// Fired when `Element`'s attribute is removed.
	AttributeRemoved(context.Context) (dom.AttributeRemovedClient, error)

	// Event CharacterDataModified
	//
	// Mirrors `DOMCharacterDataModified` event.
	CharacterDataModified(context.Context) (dom.CharacterDataModifiedClient, error)

	// Event ChildNodeCountUpdated
	//
	// Fired when `Container`'s child node count has changed.
	ChildNodeCountUpdated(context.Context) (dom.ChildNodeCountUpdatedClient, error)

	// Event ChildNodeInserted
	//
	// Mirrors `DOMNodeInserted` event.
	ChildNodeInserted(context.Context) (dom.ChildNodeInsertedClient, error)

	// Event ChildNodeRemoved
	//
	// Mirrors `DOMNodeRemoved` event.
	ChildNodeRemoved(context.Context) (dom.ChildNodeRemovedClient, error)

	// Event DistributedNodesUpdated
	//
	// Called when distribution is changed.
	//
	// Note: This event is experimental.
	DistributedNodesUpdated(context.Context) (dom.DistributedNodesUpdatedClient, error)

	// Event DocumentUpdated
	//
	// Fired when `Document` has been totally updated. Node ids are no
	// longer valid.
	DocumentUpdated(context.Context) (dom.DocumentUpdatedClient, error)

	// Event InlineStyleInvalidated
	//
	// Fired when `Element`'s inline style is modified via a CSS property
	// modification.
	//
	// Note: This event is experimental.
	InlineStyleInvalidated(context.Context) (dom.InlineStyleInvalidatedClient, error)

	// Event PseudoElementAdded
	//
	// Called when a pseudo element is added to an element.
	//
	// Note: This event is experimental.
	PseudoElementAdded(context.Context) (dom.PseudoElementAddedClient, error)

	// Event PseudoElementRemoved
	//
	// Called when a pseudo element is removed from an element.
	//
	// Note: This event is experimental.
	PseudoElementRemoved(context.Context) (dom.PseudoElementRemovedClient, error)

	// Event SetChildNodes
	//
	// Fired when backend wants to provide client with the missing DOM
	// structure. This happens upon most of the calls requesting node ids.
	SetChildNodes(context.Context) (dom.SetChildNodesClient, error)

	// Event ShadowRootPopped
	//
	// Called when shadow root is popped from the element.
	//
	// Note: This event is experimental.
	ShadowRootPopped(context.Context) (dom.ShadowRootPoppedClient, error)

	// Event ShadowRootPushed
	//
	// Called when shadow root is pushed into the element.
	//
	// Note: This event is experimental.
	ShadowRootPushed(context.Context) (dom.ShadowRootPushedClient, error)
}

// The DOMDebugger domain. DOM debugging allows setting breakpoints on
// particular DOM operations and events. JavaScript execution will stop on
// these operations as if there was a regular breakpoint set.
type DOMDebugger interface {
	// Command GetEventListeners
	//
	// Returns event listeners of the given object.
	GetEventListeners(context.Context, *domdebugger.GetEventListenersArgs) (*domdebugger.GetEventListenersReply, error)

	// Command RemoveDOMBreakpoint
	//
	// Removes DOM breakpoint that was set using `setDOMBreakpoint`.
	RemoveDOMBreakpoint(context.Context, *domdebugger.RemoveDOMBreakpointArgs) error

	// Command RemoveEventListenerBreakpoint
	//
	// Removes breakpoint on particular DOM event.
	RemoveEventListenerBreakpoint(context.Context, *domdebugger.RemoveEventListenerBreakpointArgs) error

	// Command RemoveInstrumentationBreakpoint
	//
	// Removes breakpoint on particular native event.
	//
	// Note: This command is experimental.
	RemoveInstrumentationBreakpoint(context.Context, *domdebugger.RemoveInstrumentationBreakpointArgs) error

	// Command RemoveXHRBreakpoint
	//
	// Removes breakpoint from XMLHttpRequest.
	RemoveXHRBreakpoint(context.Context, *domdebugger.RemoveXHRBreakpointArgs) error

	// Command SetDOMBreakpoint
	//
	// Sets breakpoint on particular operation with DOM.
	SetDOMBreakpoint(context.Context, *domdebugger.SetDOMBreakpointArgs) error

	// Command SetEventListenerBreakpoint
	//
	// Sets breakpoint on particular DOM event.
	SetEventListenerBreakpoint(context.Context, *domdebugger.SetEventListenerBreakpointArgs) error

	// Command SetInstrumentationBreakpoint
	//
	// Sets breakpoint on particular native event.
	//
	// Note: This command is experimental.
	SetInstrumentationBreakpoint(context.Context, *domdebugger.SetInstrumentationBreakpointArgs) error

	// Command SetXHRBreakpoint
	//
	// Sets breakpoint on XMLHttpRequest.
	SetXHRBreakpoint(context.Context, *domdebugger.SetXHRBreakpointArgs) error
}

// The DOMSnapshot domain. This domain facilitates obtaining document
// snapshots with DOM, layout, and style information.
//
// Note: This domain is experimental.
type DOMSnapshot interface {
	// Command Disable
	//
	// Disables DOM snapshot agent for the given page.
	Disable(context.Context) error

	// Command Enable
	//
	// Enables DOM snapshot agent for the given page.
	Enable(context.Context) error

	// Command GetSnapshot
	//
	// Deprecated: Returns a document snapshot, including the full DOM
	// tree of the root node (including iframes, template contents, and
	// imported documents) in a flattened array, as well as layout and
	// white-listed computed style information for the nodes. Shadow DOM in
	// the returned DOM tree is flattened.
	GetSnapshot(context.Context, *domsnapshot.GetSnapshotArgs) (*domsnapshot.GetSnapshotReply, error)

	// Command CaptureSnapshot
	//
	// Returns a document snapshot, including the full DOM tree of the
	// root node (including iframes, template contents, and imported
	// documents) in a flattened array, as well as layout and white-listed
	// computed style information for the nodes. Shadow DOM in the returned
	// DOM tree is flattened.
	CaptureSnapshot(context.Context, *domsnapshot.CaptureSnapshotArgs) (*domsnapshot.CaptureSnapshotReply, error)
}

// The DOMStorage domain. Query and modify DOM storage.
//
// Note: This domain is experimental.
type DOMStorage interface {
	// Command Clear
	Clear(context.Context, *domstorage.ClearArgs) error

	// Command Disable
	//
	// Disables storage tracking, prevents storage events from being sent
	// to the client.
	Disable(context.Context) error

	// Command Enable
	//
	// Enables storage tracking, storage events will now be delivered to
	// the client.
	Enable(context.Context) error

	// Command GetDOMStorageItems
	GetDOMStorageItems(context.Context, *domstorage.GetDOMStorageItemsArgs) (*domstorage.GetDOMStorageItemsReply, error)

	// Command RemoveDOMStorageItem
	RemoveDOMStorageItem(context.Context, *domstorage.RemoveDOMStorageItemArgs) error

	// Command SetDOMStorageItem
	SetDOMStorageItem(context.Context, *domstorage.SetDOMStorageItemArgs) error

	// Event DOMStorageItemAdded
	DOMStorageItemAdded(context.Context) (domstorage.ItemAddedClient, error)

	// Event DOMStorageItemRemoved
	DOMStorageItemRemoved(context.Context) (domstorage.ItemRemovedClient, error)

	// Event DOMStorageItemUpdated
	DOMStorageItemUpdated(context.Context) (domstorage.ItemUpdatedClient, error)

	// Event DOMStorageItemsCleared
	DOMStorageItemsCleared(context.Context) (domstorage.ItemsClearedClient, error)
}

// The Database domain.
//
// Note: This domain is experimental.
type Database interface {
	// Command Disable
	//
	// Disables database tracking, prevents database events from being
	// sent to the client.
	Disable(context.Context) error

	// Command Enable
	//
	// Enables database tracking, database events will now be delivered to
	// the client.
	Enable(context.Context) error

	// Command ExecuteSQL
	ExecuteSQL(context.Context, *database.ExecuteSQLArgs) (*database.ExecuteSQLReply, error)

	// Command GetDatabaseTableNames
	GetDatabaseTableNames(context.Context, *database.GetDatabaseTableNamesArgs) (*database.GetDatabaseTableNamesReply, error)

	// Event AddDatabase
	AddDatabase(context.Context) (database.AddDatabaseClient, error)
}

// The Debugger domain. Debugger domain exposes JavaScript debugging
// capabilities. It allows setting and removing breakpoints, stepping through
// execution, exploring stack traces, etc.
type Debugger interface {
	// Command ContinueToLocation
	//
	// Continues execution until specific location is reached.
	ContinueToLocation(context.Context, *debugger.ContinueToLocationArgs) error

	// Command Disable
	//
	// Disables debugger for given page.
	Disable(context.Context) error

	// Command Enable
	//
	// Enables debugger for the given page. Clients should not assume that
	// the debugging has been enabled until the result for this command is
	// received.
	Enable(context.Context, *debugger.EnableArgs) (*debugger.EnableReply, error)

	// Command EvaluateOnCallFrame
	//
	// Evaluates expression on a given call frame.
	EvaluateOnCallFrame(context.Context, *debugger.EvaluateOnCallFrameArgs) (*debugger.EvaluateOnCallFrameReply, error)

	// Command GetPossibleBreakpoints
	//
	// Returns possible locations for breakpoint. scriptId in start and
	// end range locations should be the same.
	GetPossibleBreakpoints(context.Context, *debugger.GetPossibleBreakpointsArgs) (*debugger.GetPossibleBreakpointsReply, error)

	// Command GetScriptSource
	//
	// Returns source for the script with given id.
	GetScriptSource(context.Context, *debugger.GetScriptSourceArgs) (*debugger.GetScriptSourceReply, error)

	// Command GetStackTrace
	//
	// Returns stack trace with given `stackTraceId`.
	//
	// Note: This command is experimental.
	GetStackTrace(context.Context, *debugger.GetStackTraceArgs) (*debugger.GetStackTraceReply, error)

	// Command Pause
	//
	// Stops on the next JavaScript statement.
	Pause(context.Context) error

	// Command PauseOnAsyncCall
	//
	// Note: This command is experimental.
	PauseOnAsyncCall(context.Context, *debugger.PauseOnAsyncCallArgs) error

	// Command RemoveBreakpoint
	//
	// Removes JavaScript breakpoint.
	RemoveBreakpoint(context.Context, *debugger.RemoveBreakpointArgs) error

	// Command RestartFrame
	//
	// Restarts particular call frame from the beginning.
	RestartFrame(context.Context, *debugger.RestartFrameArgs) (*debugger.RestartFrameReply, error)

	// Command Resume
	//
	// Resumes JavaScript execution.
	Resume(context.Context) error

	// Command SearchInContent
	//
	// Searches for given string in script content.
	SearchInContent(context.Context, *debugger.SearchInContentArgs) (*debugger.SearchInContentReply, error)

	// Command SetAsyncCallStackDepth
	//
	// Enables or disables async call stacks tracking.
	SetAsyncCallStackDepth(context.Context, *debugger.SetAsyncCallStackDepthArgs) error

	// Command SetBlackboxPatterns
	//
	// Replace previous blackbox patterns with passed ones. Forces backend
	// to skip stepping/pausing in scripts with url matching one of the
	// patterns. VM will try to leave blackboxed script by performing 'step
	// in' several times, finally resorting to 'step out' if unsuccessful.
	//
	// Note: This command is experimental.
	SetBlackboxPatterns(context.Context, *debugger.SetBlackboxPatternsArgs) error

	// Command SetBlackboxedRanges
	//
	// Makes backend skip steps in the script in blackboxed ranges. VM
	// will try leave blacklisted scripts by performing 'step in' several
	// times, finally resorting to 'step out' if unsuccessful. Positions
	// array contains positions where blackbox state is changed. First
	// interval isn't blackboxed. Array should be sorted.
	//
	// Note: This command is experimental.
	SetBlackboxedRanges(context.Context, *debugger.SetBlackboxedRangesArgs) error

	// Command SetBreakpoint
	//
	// Sets JavaScript breakpoint at a given location.
	SetBreakpoint(context.Context, *debugger.SetBreakpointArgs) (*debugger.SetBreakpointReply, error)

	// Command SetInstrumentationBreakpoint
	//
	// Sets instrumentation breakpoint.
	SetInstrumentationBreakpoint(context.Context, *debugger.SetInstrumentationBreakpointArgs) (*debugger.SetInstrumentationBreakpointReply, error)

	// Command SetBreakpointByURL
	//
	// Sets JavaScript breakpoint at given location specified either by
	// URL or URL regex. Once this command is issued, all existing parsed
	// scripts will have breakpoints resolved and returned in `locations`
	// property. Further matching script parsing will result in subsequent
	// `breakpointResolved` events issued. This logical breakpoint will
	// survive page reloads.
	SetBreakpointByURL(context.Context, *debugger.SetBreakpointByURLArgs) (*debugger.SetBreakpointByURLReply, error)

	// Command SetBreakpointOnFunctionCall
	//
	// Sets JavaScript breakpoint before each call to the given function.
	// If another function was created from the same source as a given one,
	// calling it will also trigger the breakpoint.
	//
	// Note: This command is experimental.
	SetBreakpointOnFunctionCall(context.Context, *debugger.SetBreakpointOnFunctionCallArgs) (*debugger.SetBreakpointOnFunctionCallReply, error)

	// Command SetBreakpointsActive
	//
	// Activates / deactivates all breakpoints on the page.
	SetBreakpointsActive(context.Context, *debugger.SetBreakpointsActiveArgs) error

	// Command SetPauseOnExceptions
	//
	// Defines pause on exceptions state. Can be set to stop on all
	// exceptions, uncaught exceptions or no exceptions. Initial pause on
	// exceptions state is `none`.
	SetPauseOnExceptions(context.Context, *debugger.SetPauseOnExceptionsArgs) error

	// Command SetReturnValue
	//
	// Changes return value in top frame. Available only at return break
	// position.
	//
	// Note: This command is experimental.
	SetReturnValue(context.Context, *debugger.SetReturnValueArgs) error

	// Command SetScriptSource
	//
	// Edits JavaScript source live.
	SetScriptSource(context.Context, *debugger.SetScriptSourceArgs) (*debugger.SetScriptSourceReply, error)

	// Command SetSkipAllPauses
	//
	// Makes page not interrupt on any pauses (breakpoint, exception, dom
	// exception etc).
	SetSkipAllPauses(context.Context, *debugger.SetSkipAllPausesArgs) error

	// Command SetVariableValue
	//
	// Changes value of variable in a callframe. Object-based scopes are
	// not supported and must be mutated manually.
	SetVariableValue(context.Context, *debugger.SetVariableValueArgs) error

	// Command StepInto
	//
	// Steps into the function call.
	StepInto(context.Context, *debugger.StepIntoArgs) error

	// Command StepOut
	//
	// Steps out of the function call.
	StepOut(context.Context) error

	// Command StepOver
	//
	// Steps over the statement.
	StepOver(context.Context) error

	// Event BreakpointResolved
	//
	// Fired when breakpoint is resolved to an actual script and location.
	BreakpointResolved(context.Context) (debugger.BreakpointResolvedClient, error)

	// Event Paused
	//
	// Fired when the virtual machine stopped on breakpoint or exception
	// or any other stop criteria.
	Paused(context.Context) (debugger.PausedClient, error)

	// Event Resumed
	//
	// Fired when the virtual machine resumed execution.
	Resumed(context.Context) (debugger.ResumedClient, error)

	// Event ScriptFailedToParse
	//
	// Fired when virtual machine fails to parse the script.
	ScriptFailedToParse(context.Context) (debugger.ScriptFailedToParseClient, error)

	// Event ScriptParsed
	//
	// Fired when virtual machine parses script. This event is also fired
	// for all known and uncollected scripts upon enabling debugger.
	ScriptParsed(context.Context) (debugger.ScriptParsedClient, error)
}

// The DeviceOrientation domain.
//
// Note: This domain is experimental.
type DeviceOrientation interface {
	// Command ClearDeviceOrientationOverride
	//
	// Clears the overridden Device Orientation.
	ClearDeviceOrientationOverride(context.Context) error

	// Command SetDeviceOrientationOverride
	//
	// Overrides the Device Orientation.
	SetDeviceOrientationOverride(context.Context, *deviceorientation.SetDeviceOrientationOverrideArgs) error
}

// The Emulation domain. This domain emulates different environments for the
// page.
type Emulation interface {
	// Command CanEmulate
	//
	// Tells whether emulation is supported.
	CanEmulate(context.Context) (*emulation.CanEmulateReply, error)

	// Command ClearDeviceMetricsOverride
	//
	// Clears the overridden device metrics.
	ClearDeviceMetricsOverride(context.Context) error

	// Command ClearGeolocationOverride
	//
	// Clears the overridden Geolocation Position and Error.
	ClearGeolocationOverride(context.Context) error

	// Command ResetPageScaleFactor
	//
	// Requests that page scale factor is reset to initial values.
	//
	// Note: This command is experimental.
	ResetPageScaleFactor(context.Context) error

	// Command SetFocusEmulationEnabled
	//
	// Enables or disables simulating a focused and active page.
	//
	// Note: This command is experimental.
	SetFocusEmulationEnabled(context.Context, *emulation.SetFocusEmulationEnabledArgs) error

	// Command SetCPUThrottlingRate
	//
	// Enables CPU throttling to emulate slow CPUs.
	//
	// Note: This command is experimental.
	SetCPUThrottlingRate(context.Context, *emulation.SetCPUThrottlingRateArgs) error

	// Command SetDefaultBackgroundColorOverride
	//
	// Sets or clears an override of the default background color of the
	// frame. This override is used if the content does not specify one.
	SetDefaultBackgroundColorOverride(context.Context, *emulation.SetDefaultBackgroundColorOverrideArgs) error

	// Command SetDeviceMetricsOverride
	//
	// Overrides the values of device screen dimensions
	// (window.screen.width, window.screen.height, window.innerWidth,
	// window.innerHeight, and "device-width"/"device-height"-related CSS
	// media query results).
	SetDeviceMetricsOverride(context.Context, *emulation.SetDeviceMetricsOverrideArgs) error

	// Command SetScrollbarsHidden
	//
	// Note: This command is experimental.
	SetScrollbarsHidden(context.Context, *emulation.SetScrollbarsHiddenArgs) error

	// Command SetDocumentCookieDisabled
	//
	// Note: This command is experimental.
	SetDocumentCookieDisabled(context.Context, *emulation.SetDocumentCookieDisabledArgs) error

	// Command SetEmitTouchEventsForMouse
	//
	// Note: This command is experimental.
	SetEmitTouchEventsForMouse(context.Context, *emulation.SetEmitTouchEventsForMouseArgs) error

	// Command SetEmulatedMedia
	//
	// Emulates the given media for CSS media queries.
	SetEmulatedMedia(context.Context, *emulation.SetEmulatedMediaArgs) error

	// Command SetGeolocationOverride
	//
	// Overrides the Geolocation Position or Error. Omitting any of the
	// parameters emulates position unavailable.
	SetGeolocationOverride(context.Context, *emulation.SetGeolocationOverrideArgs) error

	// Command SetNavigatorOverrides
	//
	// Deprecated: Overrides value returned by the javascript navigator
	// object.
	//
	// Note: This command is experimental.
	SetNavigatorOverrides(context.Context, *emulation.SetNavigatorOverridesArgs) error

	// Command SetPageScaleFactor
	//
	// Sets a specified page scale factor.
	//
	// Note: This command is experimental.
	SetPageScaleFactor(context.Context, *emulation.SetPageScaleFactorArgs) error

	// Command SetScriptExecutionDisabled
	//
	// Switches script execution in the page.
	SetScriptExecutionDisabled(context.Context, *emulation.SetScriptExecutionDisabledArgs) error

	// Command SetTouchEmulationEnabled
	//
	// Enables touch on platforms which do not support them.
	SetTouchEmulationEnabled(context.Context, *emulation.SetTouchEmulationEnabledArgs) error

	// Command SetVirtualTimePolicy
	//
	// Turns on virtual time for all frames (replacing real-time with a
	// synthetic time source) and sets the current virtual time policy.
	// Note this supersedes any previous time budget.
	//
	// Note: This command is experimental.
	SetVirtualTimePolicy(context.Context, *emulation.SetVirtualTimePolicyArgs) (*emulation.SetVirtualTimePolicyReply, error)

	// Command SetTimezoneOverride
	//
	// Overrides default host system timezone with the specified one.
	//
	// Note: This command is experimental.
	SetTimezoneOverride(context.Context, *emulation.SetTimezoneOverrideArgs) error

	// Command SetVisibleSize
	//
	// Deprecated: Resizes the frame/viewport of the page. Note that this
	// does not affect the frame's container (e.g. browser window). Can be
	// used to produce screenshots of the specified size. Not supported on
	// Android.
	//
	// Note: This command is experimental.
	SetVisibleSize(context.Context, *emulation.SetVisibleSizeArgs) error

	// Command SetUserAgentOverride
	//
	// Allows overriding user agent with the given string.
	SetUserAgentOverride(context.Context, *emulation.SetUserAgentOverrideArgs) error

	// Event VirtualTimeBudgetExpired
	//
	// Notification sent after the virtual time budget for the current
	// VirtualTimePolicy has run out.
	//
	// Note: This event is experimental.
	VirtualTimeBudgetExpired(context.Context) (emulation.VirtualTimeBudgetExpiredClient, error)
}

// The Fetch domain. A domain for letting clients substitute browser's network
// layer with client code.
//
// Note: This domain is experimental.
type Fetch interface {
	// Command Disable
	//
	// Disables the fetch domain.
	Disable(context.Context) error

	// Command Enable
	//
	// Enables issuing of requestPaused events. A request will be paused
	// until client calls one of failRequest, fulfillRequest or
	// continueRequest/continueWithAuth.
	Enable(context.Context, *fetch.EnableArgs) error

	// Command FailRequest
	//
	// Causes the request to fail with specified reason.
	FailRequest(context.Context, *fetch.FailRequestArgs) error

	// Command FulfillRequest
	//
	// Provides response to the request.
	FulfillRequest(context.Context, *fetch.FulfillRequestArgs) error

	// Command ContinueRequest
	//
	// Continues the request, optionally modifying some of its parameters.
	ContinueRequest(context.Context, *fetch.ContinueRequestArgs) error

	// Command ContinueWithAuth
	//
	// Continues a request supplying authChallengeResponse following
	// authRequired event.
	ContinueWithAuth(context.Context, *fetch.ContinueWithAuthArgs) error

	// Command GetResponseBody
	//
	// Causes the body of the response to be received from the server and
	// returned as a single string. May only be issued for a request that
	// is paused in the Response stage and is mutually exclusive with
	// takeResponseBodyForInterceptionAsStream. Calling other methods that
	// affect the request or disabling fetch domain before body is received
	// results in an undefined behavior.
	GetResponseBody(context.Context, *fetch.GetResponseBodyArgs) (*fetch.GetResponseBodyReply, error)

	// Command TakeResponseBodyAsStream
	//
	// Returns a handle to the stream representing the response body. The
	// request must be paused in the HeadersReceived stage. Note that after
	// this command the request can't be continued as is -- client either
	// needs to cancel it or to provide the response body. The stream only
	// supports sequential read, IO.read will fail if the position is
	// specified. This method is mutually exclusive with getResponseBody.
	// Calling other methods that affect the request or disabling fetch
	// domain before body is received results in an undefined behavior.
	TakeResponseBodyAsStream(context.Context, *fetch.TakeResponseBodyAsStreamArgs) (*fetch.TakeResponseBodyAsStreamReply, error)

	// Event RequestPaused
	//
	// Issued when the domain is enabled and the request URL matches the
	// specified filter. The request is paused until the client responds
	// with one of continueRequest, failRequest or fulfillRequest. The
	// stage of the request can be determined by presence of
	// responseErrorReason and responseStatusCode -- the request is at the
	// response stage if either of these fields is present and in the
	// request stage otherwise.
	RequestPaused(context.Context) (fetch.RequestPausedClient, error)

	// Event AuthRequired
	//
	// Issued when the domain is enabled with handleAuthRequests set to
	// true. The request is paused until client responds with
	// continueWithAuth.
	AuthRequired(context.Context) (fetch.AuthRequiredClient, error)
}

// The HeadlessExperimental domain. This domain provides experimental commands
// only supported in headless mode.
//
// Note: This domain is experimental.
type HeadlessExperimental interface {
	// Command BeginFrame
	//
	// Sends a BeginFrame to the target and returns when the frame was
	// completed. Optionally captures a screenshot from the resulting
	// frame. Requires that the target was created with enabled
	// BeginFrameControl. Designed for use with
	// --run-all-compositor-stages-before-draw, see also
	// https://goo.gl/3zHXhB for more background.
	BeginFrame(context.Context, *headlessexperimental.BeginFrameArgs) (*headlessexperimental.BeginFrameReply, error)

	// Command Disable
	//
	// Disables headless events for the target.
	Disable(context.Context) error

	// Command Enable
	//
	// Enables headless events for the target.
	Enable(context.Context) error

	// Event NeedsBeginFramesChanged
	//
	// Issued when the target starts or stops needing BeginFrames.
	NeedsBeginFramesChanged(context.Context) (headlessexperimental.NeedsBeginFramesChangedClient, error)
}

// The HeapProfiler domain.
//
// Note: This domain is experimental.
type HeapProfiler interface {
	// Command AddInspectedHeapObject
	//
	// Enables console to refer to the node with given id via $x (see
	// Command Line API for more details $x functions).
	AddInspectedHeapObject(context.Context, *heapprofiler.AddInspectedHeapObjectArgs) error

	// Command CollectGarbage
	CollectGarbage(context.Context) error

	// Command Disable
	Disable(context.Context) error

	// Command Enable
	Enable(context.Context) error

	// Command GetHeapObjectID
	GetHeapObjectID(context.Context, *heapprofiler.GetHeapObjectIDArgs) (*heapprofiler.GetHeapObjectIDReply, error)

	// Command GetObjectByHeapObjectID
	GetObjectByHeapObjectID(context.Context, *heapprofiler.GetObjectByHeapObjectIDArgs) (*heapprofiler.GetObjectByHeapObjectIDReply, error)

	// Command GetSamplingProfile
	GetSamplingProfile(context.Context) (*heapprofiler.GetSamplingProfileReply, error)

	// Command StartSampling
	StartSampling(context.Context, *heapprofiler.StartSamplingArgs) error

	// Command StartTrackingHeapObjects
	StartTrackingHeapObjects(context.Context, *heapprofiler.StartTrackingHeapObjectsArgs) error

	// Command StopSampling
	StopSampling(context.Context) (*heapprofiler.StopSamplingReply, error)

	// Command StopTrackingHeapObjects
	StopTrackingHeapObjects(context.Context, *heapprofiler.StopTrackingHeapObjectsArgs) error

	// Command TakeHeapSnapshot
	TakeHeapSnapshot(context.Context, *heapprofiler.TakeHeapSnapshotArgs) error

	// Event AddHeapSnapshotChunk
	AddHeapSnapshotChunk(context.Context) (heapprofiler.AddHeapSnapshotChunkClient, error)

	// Event HeapStatsUpdate
	//
	// If heap objects tracking has been started then backend may send
	// update for one or more fragments
	HeapStatsUpdate(context.Context) (heapprofiler.HeapStatsUpdateClient, error)

	// Event LastSeenObjectID
	//
	// If heap objects tracking has been started then backend regularly
	// sends a current value for last seen object id and corresponding
	// timestamp. If the were changes in the heap since last event then one
	// or more heapStatsUpdate events will be sent before a new
	// lastSeenObjectId event.
	LastSeenObjectID(context.Context) (heapprofiler.LastSeenObjectIDClient, error)

	// Event ReportHeapSnapshotProgress
	ReportHeapSnapshotProgress(context.Context) (heapprofiler.ReportHeapSnapshotProgressClient, error)

	// Event ResetProfiles
	ResetProfiles(context.Context) (heapprofiler.ResetProfilesClient, error)
}

// The IO domain. Input/Output operations for streams produced by DevTools.
type IO interface {
	// Command Close
	//
	// Close the stream, discard any temporary backing storage.
	Close(context.Context, *io.CloseArgs) error

	// Command Read
	//
	// Read a chunk of the stream
	Read(context.Context, *io.ReadArgs) (*io.ReadReply, error)

	// Command ResolveBlob
	//
	// Return UUID of Blob object specified by a remote object id.
	ResolveBlob(context.Context, *io.ResolveBlobArgs) (*io.ResolveBlobReply, error)
}

// The IndexedDB domain.
//
// Note: This domain is experimental.
type IndexedDB interface {
	// Command ClearObjectStore
	//
	// Clears all entries from an object store.
	ClearObjectStore(context.Context, *indexeddb.ClearObjectStoreArgs) error

	// Command DeleteDatabase
	//
	// Deletes a database.
	DeleteDatabase(context.Context, *indexeddb.DeleteDatabaseArgs) error

	// Command DeleteObjectStoreEntries
	//
	// Delete a range of entries from an object store
	DeleteObjectStoreEntries(context.Context, *indexeddb.DeleteObjectStoreEntriesArgs) error

	// Command Disable
	//
	// Disables events from backend.
	Disable(context.Context) error

	// Command Enable
	//
	// Enables events from backend.
	Enable(context.Context) error

	// Command RequestData
	//
	// Requests data from object store or index.
	RequestData(context.Context, *indexeddb.RequestDataArgs) (*indexeddb.RequestDataReply, error)

	// Command GetMetadata
	//
	// Gets metadata of an object store
	GetMetadata(context.Context, *indexeddb.GetMetadataArgs) (*indexeddb.GetMetadataReply, error)

	// Command RequestDatabase
	//
	// Requests database with given name in given frame.
	RequestDatabase(context.Context, *indexeddb.RequestDatabaseArgs) (*indexeddb.RequestDatabaseReply, error)

	// Command RequestDatabaseNames
	//
	// Requests database names for given security origin.
	RequestDatabaseNames(context.Context, *indexeddb.RequestDatabaseNamesArgs) (*indexeddb.RequestDatabaseNamesReply, error)
}

// The Input domain.
type Input interface {
	// Command DispatchKeyEvent
	//
	// Dispatches a key event to the page.
	DispatchKeyEvent(context.Context, *input.DispatchKeyEventArgs) error

	// Command InsertText
	//
	// This method emulates inserting text that doesn't come from a key
	// press, for example an emoji keyboard or an IME.
	//
	// Note: This command is experimental.
	InsertText(context.Context, *input.InsertTextArgs) error

	// Command DispatchMouseEvent
	//
	// Dispatches a mouse event to the page.
	DispatchMouseEvent(context.Context, *input.DispatchMouseEventArgs) error

	// Command DispatchTouchEvent
	//
	// Dispatches a touch event to the page.
	DispatchTouchEvent(context.Context, *input.DispatchTouchEventArgs) error

	// Command EmulateTouchFromMouseEvent
	//
	// Emulates touch event from the mouse event parameters.
	//
	// Note: This command is experimental.
	EmulateTouchFromMouseEvent(context.Context, *input.EmulateTouchFromMouseEventArgs) error

	// Command SetIgnoreInputEvents
	//
	// Ignores input events (useful while auditing page).
	SetIgnoreInputEvents(context.Context, *input.SetIgnoreInputEventsArgs) error

	// Command SynthesizePinchGesture
	//
	// Synthesizes a pinch gesture over a time period by issuing
	// appropriate touch events.
	//
	// Note: This command is experimental.
	SynthesizePinchGesture(context.Context, *input.SynthesizePinchGestureArgs) error

	// Command SynthesizeScrollGesture
	//
	// Synthesizes a scroll gesture over a time period by issuing
	// appropriate touch events.
	//
	// Note: This command is experimental.
	SynthesizeScrollGesture(context.Context, *input.SynthesizeScrollGestureArgs) error

	// Command SynthesizeTapGesture
	//
	// Synthesizes a tap gesture over a time period by issuing appropriate
	// touch events.
	//
	// Note: This command is experimental.
	SynthesizeTapGesture(context.Context, *input.SynthesizeTapGestureArgs) error
}

// The Inspector domain.
//
// Note: This domain is experimental.
type Inspector interface {
	// Command Disable
	//
	// Disables inspector domain notifications.
	Disable(context.Context) error

	// Command Enable
	//
	// Enables inspector domain notifications.
	Enable(context.Context) error

	// Event Detached
	//
	// Fired when remote debugging connection is about to be terminated.
	// Contains detach reason.
	Detached(context.Context) (inspector.DetachedClient, error)

	// Event TargetCrashed
	//
	// Fired when debugging target has crashed
	TargetCrashed(context.Context) (inspector.TargetCrashedClient, error)

	// Event TargetReloadedAfterCrash
	//
	// Fired when debugging target has reloaded after crash
	TargetReloadedAfterCrash(context.Context) (inspector.TargetReloadedAfterCrashClient, error)
}

// The LayerTree domain.
//
// Note: This domain is experimental.
type LayerTree interface {
	// Command CompositingReasons
	//
	// Provides the reasons why the given layer was composited.
	CompositingReasons(context.Context, *layertree.CompositingReasonsArgs) (*layertree.CompositingReasonsReply, error)

	// Command Disable
	//
	// Disables compositing tree inspection.
	Disable(context.Context) error

	// Command Enable
	//
	// Enables compositing tree inspection.
	Enable(context.Context) error

	// Command LoadSnapshot
	//
	// Returns the snapshot identifier.
	LoadSnapshot(context.Context, *layertree.LoadSnapshotArgs) (*layertree.LoadSnapshotReply, error)

	// Command MakeSnapshot
	//
	// Returns the layer snapshot identifier.
	MakeSnapshot(context.Context, *layertree.MakeSnapshotArgs) (*layertree.MakeSnapshotReply, error)

	// Command ProfileSnapshot
	ProfileSnapshot(context.Context, *layertree.ProfileSnapshotArgs) (*layertree.ProfileSnapshotReply, error)

	// Command ReleaseSnapshot
	//
	// Releases layer snapshot captured by the back-end.
	ReleaseSnapshot(context.Context, *layertree.ReleaseSnapshotArgs) error

	// Command ReplaySnapshot
	//
	// Replays the layer snapshot and returns the resulting bitmap.
	ReplaySnapshot(context.Context, *layertree.ReplaySnapshotArgs) (*layertree.ReplaySnapshotReply, error)

	// Command SnapshotCommandLog
	//
	// Replays the layer snapshot and returns canvas log.
	SnapshotCommandLog(context.Context, *layertree.SnapshotCommandLogArgs) (*layertree.SnapshotCommandLogReply, error)

	// Event LayerPainted
	LayerPainted(context.Context) (layertree.LayerPaintedClient, error)

	// Event LayerTreeDidChange
	LayerTreeDidChange(context.Context) (layertree.DidChangeClient, error)
}

// The Log domain. Provides access to log entries.
type Log interface {
	// Command Clear
	//
	// Clears the log.
	Clear(context.Context) error

	// Command Disable
	//
	// Disables log domain, prevents further log entries from being
	// reported to the client.
	Disable(context.Context) error

	// Command Enable
	//
	// Enables log domain, sends the entries collected so far to the
	// client by means of the `entryAdded` notification.
	Enable(context.Context) error

	// Command StartViolationsReport
	//
	// start violation reporting.
	StartViolationsReport(context.Context, *log.StartViolationsReportArgs) error

	// Command StopViolationsReport
	//
	// Stop violation reporting.
	StopViolationsReport(context.Context) error

	// Event EntryAdded
	//
	// Issued when new message was logged.
	EntryAdded(context.Context) (log.EntryAddedClient, error)
}

// The Memory domain.
//
// Note: This domain is experimental.
type Memory interface {
	// Command GetDOMCounters
	GetDOMCounters(context.Context) (*memory.GetDOMCountersReply, error)

	// Command PrepareForLeakDetection
	PrepareForLeakDetection(context.Context) error

	// Command ForciblyPurgeJavaScriptMemory
	//
	// Simulate OomIntervention by purging V8 memory.
	ForciblyPurgeJavaScriptMemory(context.Context) error

	// Command SetPressureNotificationsSuppressed
	//
	// Enable/disable suppressing memory pressure notifications in all
	// processes.
	SetPressureNotificationsSuppressed(context.Context, *memory.SetPressureNotificationsSuppressedArgs) error

	// Command SimulatePressureNotification
	//
	// Simulate a memory pressure notification in all processes.
	SimulatePressureNotification(context.Context, *memory.SimulatePressureNotificationArgs) error

	// Command StartSampling
	//
	// Start collecting native memory profile.
	StartSampling(context.Context, *memory.StartSamplingArgs) error

	// Command StopSampling
	//
	// Stop collecting native memory profile.
	StopSampling(context.Context) error

	// Command GetAllTimeSamplingProfile
	//
	// Retrieve native memory allocations profile collected since renderer
	// process startup.
	GetAllTimeSamplingProfile(context.Context) (*memory.GetAllTimeSamplingProfileReply, error)

	// Command GetBrowserSamplingProfile
	//
	// Retrieve native memory allocations profile collected since browser
	// process startup.
	GetBrowserSamplingProfile(context.Context) (*memory.GetBrowserSamplingProfileReply, error)

	// Command GetSamplingProfile
	//
	// Retrieve native memory allocations profile collected since last
	// `startSampling` call.
	GetSamplingProfile(context.Context) (*memory.GetSamplingProfileReply, error)
}

// The Network domain. Network domain allows tracking network activities of
// the page. It exposes information about http, file, data and other requests
// and responses, their headers, bodies, timing, etc.
type Network interface {
	// Command CanClearBrowserCache
	//
	// Deprecated: Tells whether clearing browser cache is supported.
	CanClearBrowserCache(context.Context) (*network.CanClearBrowserCacheReply, error)

	// Command CanClearBrowserCookies
	//
	// Deprecated: Tells whether clearing browser cookies is supported.
	CanClearBrowserCookies(context.Context) (*network.CanClearBrowserCookiesReply, error)

	// Command CanEmulateNetworkConditions
	//
	// Deprecated: Tells whether emulation of network conditions is
	// supported.
	CanEmulateNetworkConditions(context.Context) (*network.CanEmulateNetworkConditionsReply, error)

	// Command ClearBrowserCache
	//
	// Clears browser cache.
	ClearBrowserCache(context.Context) error

	// Command ClearBrowserCookies
	//
	// Clears browser cookies.
	ClearBrowserCookies(context.Context) error

	// Command ContinueInterceptedRequest
	//
	// Deprecated: Response to Network.requestIntercepted which either
	// modifies the request to continue with any modifications, or blocks
	// it, or completes it with the provided response bytes. If a network
	// fetch occurs as a result which encounters a redirect an additional
	// Network.requestIntercepted event will be sent with the same
	// InterceptionId. use Fetch.continueRequest,
	// Fetch.fulfillRequest and Fetch.failRequest instead.
	//
	// Note: This command is experimental.
	ContinueInterceptedRequest(context.Context, *network.ContinueInterceptedRequestArgs) error

	// Command DeleteCookies
	//
	// Deletes browser cookies with matching name and url or domain/path
	// pair.
	DeleteCookies(context.Context, *network.DeleteCookiesArgs) error

	// Command Disable
	//
	// Disables network tracking, prevents network events from being sent
	// to the client.
	Disable(context.Context) error

	// Command EmulateNetworkConditions
	//
	// Activates emulation of network conditions.
	EmulateNetworkConditions(context.Context, *network.EmulateNetworkConditionsArgs) error

	// Command Enable
	//
	// Enables network tracking, network events will now be delivered to
	// the client.
	Enable(context.Context, *network.EnableArgs) error

	// Command GetAllCookies
	//
	// Returns all browser cookies. Depending on the backend support, will
	// return detailed cookie information in the `cookies` field.
	GetAllCookies(context.Context) (*network.GetAllCookiesReply, error)

	// Command GetCertificate
	//
	// Returns the DER-encoded certificate.
	//
	// Note: This command is experimental.
	GetCertificate(context.Context, *network.GetCertificateArgs) (*network.GetCertificateReply, error)

	// Command GetCookies
	//
	// Returns all browser cookies for the current URL. Depending on the
	// backend support, will return detailed cookie information in the
	// `cookies` field.
	GetCookies(context.Context, *network.GetCookiesArgs) (*network.GetCookiesReply, error)

	// Command GetResponseBody
	//
	// Returns content served for the given request.
	GetResponseBody(context.Context, *network.GetResponseBodyArgs) (*network.GetResponseBodyReply, error)

	// Command GetRequestPostData
	//
	// Returns post data sent with the request. Returns an error when no
	// data was sent with the request.
	GetRequestPostData(context.Context, *network.GetRequestPostDataArgs) (*network.GetRequestPostDataReply, error)

	// Command GetResponseBodyForInterception
	//
	// Returns content served for the given currently intercepted request.
	//
	// Note: This command is experimental.
	GetResponseBodyForInterception(context.Context, *network.GetResponseBodyForInterceptionArgs) (*network.GetResponseBodyForInterceptionReply, error)

	// Command TakeResponseBodyForInterceptionAsStream
	//
	// Returns a handle to the stream representing the response body. Note
	// that after this command, the intercepted request can't be continued
	// as is -- you either need to cancel it or to provide the response
	// body. The stream only supports sequential read, IO.read will fail if
	// the position is specified.
	//
	// Note: This command is experimental.
	TakeResponseBodyForInterceptionAsStream(context.Context, *network.TakeResponseBodyForInterceptionAsStreamArgs) (*network.TakeResponseBodyForInterceptionAsStreamReply, error)

	// Command ReplayXHR
	//
	// This method sends a new XMLHttpRequest which is identical to the
	// original one. The following parameters should be identical: method,
	// url, async, request body, extra headers, withCredentials attribute,
	// user, password.
	//
	// Note: This command is experimental.
	ReplayXHR(context.Context, *network.ReplayXHRArgs) error

	// Command SearchInResponseBody
	//
	// Searches for given string in response content.
	//
	// Note: This command is experimental.
	SearchInResponseBody(context.Context, *network.SearchInResponseBodyArgs) (*network.SearchInResponseBodyReply, error)

	// Command SetBlockedURLs
	//
	// Blocks URLs from loading.
	//
	// Note: This command is experimental.
	SetBlockedURLs(context.Context, *network.SetBlockedURLsArgs) error

	// Command SetBypassServiceWorker
	//
	// Toggles ignoring of service worker for each request.
	//
	// Note: This command is experimental.
	SetBypassServiceWorker(context.Context, *network.SetBypassServiceWorkerArgs) error

	// Command SetCacheDisabled
	//
	// Toggles ignoring cache for each request. If `true`, cache will not
	// be used.
	SetCacheDisabled(context.Context, *network.SetCacheDisabledArgs) error

	// Command SetCookie
	//
	// Sets a cookie with the given cookie data; may overwrite equivalent
	// cookies if they exist.
	SetCookie(context.Context, *network.SetCookieArgs) (*network.SetCookieReply, error)

	// Command SetCookies
	//
	// Sets given cookies.
	SetCookies(context.Context, *network.SetCookiesArgs) error

	// Command SetDataSizeLimitsForTest
	//
	// For testing.
	//
	// Note: This command is experimental.
	SetDataSizeLimitsForTest(context.Context, *network.SetDataSizeLimitsForTestArgs) error

	// Command SetExtraHTTPHeaders
	//
	// Specifies whether to always send extra HTTP headers with the
	// requests from this page.
	SetExtraHTTPHeaders(context.Context, *network.SetExtraHTTPHeadersArgs) error

	// Command SetRequestInterception
	//
	// Deprecated: Sets the requests to intercept that match the provided
	// patterns and optionally resource types. please use
	// Fetch.enable instead.
	//
	// Note: This command is experimental.
	SetRequestInterception(context.Context, *network.SetRequestInterceptionArgs) error

	// Event DataReceived
	//
	// Fired when data chunk was received over the network.
	DataReceived(context.Context) (network.DataReceivedClient, error)

	// Event EventSourceMessageReceived
	//
	// Fired when EventSource message is received.
	EventSourceMessageReceived(context.Context) (network.EventSourceMessageReceivedClient, error)

	// Event LoadingFailed
	//
	// Fired when HTTP request has failed to load.
	LoadingFailed(context.Context) (network.LoadingFailedClient, error)

	// Event LoadingFinished
	//
	// Fired when HTTP request has finished loading.
	LoadingFinished(context.Context) (network.LoadingFinishedClient, error)

	// Event RequestIntercepted
	//
	// Deprecated: Details of an intercepted HTTP request, which must be
	// either allowed, blocked, modified or mocked. use
	// Fetch.requestPaused instead.
	//
	// Note: This event is experimental.
	RequestIntercepted(context.Context) (network.RequestInterceptedClient, error)

	// Event RequestServedFromCache
	//
	// Fired if request ended up loading from cache.
	RequestServedFromCache(context.Context) (network.RequestServedFromCacheClient, error)

	// Event RequestWillBeSent
	//
	// Fired when page is about to send HTTP request.
	RequestWillBeSent(context.Context) (network.RequestWillBeSentClient, error)

	// Event ResourceChangedPriority
	//
	// Fired when resource loading priority is changed
	//
	// Note: This event is experimental.
	ResourceChangedPriority(context.Context) (network.ResourceChangedPriorityClient, error)

	// Event SignedExchangeReceived
	//
	// Fired when a signed exchange was received over the network
	//
	// Note: This event is experimental.
	SignedExchangeReceived(context.Context) (network.SignedExchangeReceivedClient, error)

	// Event ResponseReceived
	//
	// Fired when HTTP response is available.
	ResponseReceived(context.Context) (network.ResponseReceivedClient, error)

	// Event WebSocketClosed
	//
	// Fired when WebSocket is closed.
	WebSocketClosed(context.Context) (network.WebSocketClosedClient, error)

	// Event WebSocketCreated
	//
	// Fired upon WebSocket creation.
	WebSocketCreated(context.Context) (network.WebSocketCreatedClient, error)

	// Event WebSocketFrameError
	//
	// Fired when WebSocket message error occurs.
	WebSocketFrameError(context.Context) (network.WebSocketFrameErrorClient, error)

	// Event WebSocketFrameReceived
	//
	// Fired when WebSocket message is received.
	WebSocketFrameReceived(context.Context) (network.WebSocketFrameReceivedClient, error)

	// Event WebSocketFrameSent
	//
	// Fired when WebSocket message is sent.
	WebSocketFrameSent(context.Context) (network.WebSocketFrameSentClient, error)

	// Event WebSocketHandshakeResponseReceived
	//
	// Fired when WebSocket handshake response becomes available.
	WebSocketHandshakeResponseReceived(context.Context) (network.WebSocketHandshakeResponseReceivedClient, error)

	// Event WebSocketWillSendHandshakeRequest
	//
	// Fired when WebSocket is about to initiate handshake.
	WebSocketWillSendHandshakeRequest(context.Context) (network.WebSocketWillSendHandshakeRequestClient, error)
}

// The Overlay domain. This domain provides various functionality related to
// drawing atop the inspected page.
//
// Note: This domain is experimental.
type Overlay interface {
	// Command Disable
	//
	// Disables domain notifications.
	Disable(context.Context) error

	// Command Enable
	//
	// Enables domain notifications.
	Enable(context.Context) error

	// Command GetHighlightObjectForTest
	//
	// For testing.
	GetHighlightObjectForTest(context.Context, *overlay.GetHighlightObjectForTestArgs) (*overlay.GetHighlightObjectForTestReply, error)

	// Command HideHighlight
	//
	// Hides any highlight.
	HideHighlight(context.Context) error

	// Command HighlightFrame
	//
	// Highlights owner element of the frame with given id.
	HighlightFrame(context.Context, *overlay.HighlightFrameArgs) error

	// Command HighlightNode
	//
	// Highlights DOM node with given id or with the given JavaScript
	// object wrapper. Either nodeId or objectId must be specified.
	HighlightNode(context.Context, *overlay.HighlightNodeArgs) error

	// Command HighlightQuad
	//
	// Highlights given quad. Coordinates are absolute with respect to the
	// main frame viewport.
	HighlightQuad(context.Context, *overlay.HighlightQuadArgs) error

	// Command HighlightRect
	//
	// Highlights given rectangle. Coordinates are absolute with respect
	// to the main frame viewport.
	HighlightRect(context.Context, *overlay.HighlightRectArgs) error

	// Command SetInspectMode
	//
	// Enters the 'inspect' mode. In this mode, elements that user is
	// hovering over are highlighted. Backend then generates
	// 'inspectNodeRequested' event upon element selection.
	SetInspectMode(context.Context, *overlay.SetInspectModeArgs) error

	// Command SetShowAdHighlights
	//
	// Highlights owner element of all frames detected to be ads.
	SetShowAdHighlights(context.Context, *overlay.SetShowAdHighlightsArgs) error

	// Command SetPausedInDebuggerMessage
	SetPausedInDebuggerMessage(context.Context, *overlay.SetPausedInDebuggerMessageArgs) error

	// Command SetShowDebugBorders
	//
	// Requests that backend shows debug borders on layers
	SetShowDebugBorders(context.Context, *overlay.SetShowDebugBordersArgs) error

	// Command SetShowFPSCounter
	//
	// Requests that backend shows the FPS counter
	SetShowFPSCounter(context.Context, *overlay.SetShowFPSCounterArgs) error

	// Command SetShowPaintRects
	//
	// Requests that backend shows paint rectangles
	SetShowPaintRects(context.Context, *overlay.SetShowPaintRectsArgs) error

	// Command SetShowLayoutShiftRegions
	//
	// Requests that backend shows layout shift regions
	SetShowLayoutShiftRegions(context.Context, *overlay.SetShowLayoutShiftRegionsArgs) error

	// Command SetShowScrollBottleneckRects
	//
	// Requests that backend shows scroll bottleneck rects
	SetShowScrollBottleneckRects(context.Context, *overlay.SetShowScrollBottleneckRectsArgs) error

	// Command SetShowHitTestBorders
	//
	// Requests that backend shows hit-test borders on layers
	SetShowHitTestBorders(context.Context, *overlay.SetShowHitTestBordersArgs) error

	// Command SetShowViewportSizeOnResize
	//
	// Paints viewport size upon main frame resize.
	SetShowViewportSizeOnResize(context.Context, *overlay.SetShowViewportSizeOnResizeArgs) error

	// Event InspectNodeRequested
	//
	// Fired when the node should be inspected. This happens after call to
	// `setInspectMode` or when user manually inspects an element.
	InspectNodeRequested(context.Context) (overlay.InspectNodeRequestedClient, error)

	// Event NodeHighlightRequested
	//
	// Fired when the node should be highlighted. This happens after call
	// to `setInspectMode`.
	NodeHighlightRequested(context.Context) (overlay.NodeHighlightRequestedClient, error)

	// Event ScreenshotRequested
	//
	// Fired when user asks to capture screenshot of some area on the
	// page.
	ScreenshotRequested(context.Context) (overlay.ScreenshotRequestedClient, error)

	// Event InspectModeCanceled
	//
	// Fired when user cancels the inspect mode.
	InspectModeCanceled(context.Context) (overlay.InspectModeCanceledClient, error)
}

// The Page domain. Actions and events related to the inspected page belong to
// the page domain.
type Page interface {
	// Command AddScriptToEvaluateOnLoad
	//
	// Deprecated: Please use addScriptToEvaluateOnNewDocument
	// instead.
	//
	// Note: This command is experimental.
	AddScriptToEvaluateOnLoad(context.Context, *page.AddScriptToEvaluateOnLoadArgs) (*page.AddScriptToEvaluateOnLoadReply, error)

	// Command AddScriptToEvaluateOnNewDocument
	//
	// Evaluates given script in every frame upon creation (before loading
	// frame's scripts).
	AddScriptToEvaluateOnNewDocument(context.Context, *page.AddScriptToEvaluateOnNewDocumentArgs) (*page.AddScriptToEvaluateOnNewDocumentReply, error)

	// Command BringToFront
	//
	// Brings page to front (activates tab).
	BringToFront(context.Context) error

	// Command CaptureScreenshot
	//
	// Capture page screenshot.
	CaptureScreenshot(context.Context, *page.CaptureScreenshotArgs) (*page.CaptureScreenshotReply, error)

	// Command CaptureSnapshot
	//
	// Returns a snapshot of the page as a string. For MHTML format, the
	// serialization includes iframes, shadow DOM, external resources, and
	// element-inline styles.
	//
	// Note: This command is experimental.
	CaptureSnapshot(context.Context, *page.CaptureSnapshotArgs) (*page.CaptureSnapshotReply, error)

	// Command CreateIsolatedWorld
	//
	// Creates an isolated world for the given frame.
	CreateIsolatedWorld(context.Context, *page.CreateIsolatedWorldArgs) (*page.CreateIsolatedWorldReply, error)

	// Command Disable
	//
	// Disables page domain notifications.
	Disable(context.Context) error

	// Command Enable
	//
	// Enables page domain notifications.
	Enable(context.Context) error

	// Command GetAppManifest
	GetAppManifest(context.Context) (*page.GetAppManifestReply, error)

	// Command GetInstallabilityErrors
	//
	// Note: This command is experimental.
	GetInstallabilityErrors(context.Context) (*page.GetInstallabilityErrorsReply, error)

	// Command GetFrameTree
	//
	// Returns present frame tree structure.
	GetFrameTree(context.Context) (*page.GetFrameTreeReply, error)

	// Command GetLayoutMetrics
	//
	// Returns metrics relating to the layouting of the page, such as
	// viewport bounds/scale.
	GetLayoutMetrics(context.Context) (*page.GetLayoutMetricsReply, error)

	// Command GetNavigationHistory
	//
	// Returns navigation history for the current page.
	GetNavigationHistory(context.Context) (*page.GetNavigationHistoryReply, error)

	// Command ResetNavigationHistory
	//
	// Resets navigation history for the current page.
	ResetNavigationHistory(context.Context) error

	// Command GetResourceContent
	//
	// Returns content of the given resource.
	//
	// Note: This command is experimental.
	GetResourceContent(context.Context, *page.GetResourceContentArgs) (*page.GetResourceContentReply, error)

	// Command GetResourceTree
	//
	// Returns present frame / resource tree structure.
	//
	// Note: This command is experimental.
	GetResourceTree(context.Context) (*page.GetResourceTreeReply, error)

	// Command HandleJavaScriptDialog
	//
	// Accepts or dismisses a JavaScript initiated dialog (alert, confirm,
	// prompt, or onbeforeunload).
	HandleJavaScriptDialog(context.Context, *page.HandleJavaScriptDialogArgs) error

	// Command Navigate
	//
	// Navigates current page to the given URL.
	Navigate(context.Context, *page.NavigateArgs) (*page.NavigateReply, error)

	// Command NavigateToHistoryEntry
	//
	// Navigates current page to the given history entry.
	NavigateToHistoryEntry(context.Context, *page.NavigateToHistoryEntryArgs) error

	// Command PrintToPDF
	//
	// Print page as PDF.
	PrintToPDF(context.Context, *page.PrintToPDFArgs) (*page.PrintToPDFReply, error)

	// Command Reload
	//
	// Reloads given page optionally ignoring the cache.
	Reload(context.Context, *page.ReloadArgs) error

	// Command RemoveScriptToEvaluateOnLoad
	//
	// Deprecated: Please use
	// removeScriptToEvaluateOnNewDocument instead.
	//
	// Note: This command is experimental.
	RemoveScriptToEvaluateOnLoad(context.Context, *page.RemoveScriptToEvaluateOnLoadArgs) error

	// Command RemoveScriptToEvaluateOnNewDocument
	//
	// Removes given script from the list.
	RemoveScriptToEvaluateOnNewDocument(context.Context, *page.RemoveScriptToEvaluateOnNewDocumentArgs) error

	// Command ScreencastFrameAck
	//
	// Acknowledges that a screencast frame has been received by the
	// frontend.
	//
	// Note: This command is experimental.
	ScreencastFrameAck(context.Context, *page.ScreencastFrameAckArgs) error

	// Command SearchInResource
	//
	// Searches for given string in resource content.
	//
	// Note: This command is experimental.
	SearchInResource(context.Context, *page.SearchInResourceArgs) (*page.SearchInResourceReply, error)

	// Command SetAdBlockingEnabled
	//
	// Enable Chrome's experimental ad filter on all sites.
	//
	// Note: This command is experimental.
	SetAdBlockingEnabled(context.Context, *page.SetAdBlockingEnabledArgs) error

	// Command SetBypassCSP
	//
	// Enable page Content Security Policy by-passing.
	//
	// Note: This command is experimental.
	SetBypassCSP(context.Context, *page.SetBypassCSPArgs) error

	// Command SetFontFamilies
	//
	// Set generic font families.
	//
	// Note: This command is experimental.
	SetFontFamilies(context.Context, *page.SetFontFamiliesArgs) error

	// Command SetFontSizes
	//
	// Set default font sizes.
	//
	// Note: This command is experimental.
	SetFontSizes(context.Context, *page.SetFontSizesArgs) error

	// Command SetDocumentContent
	//
	// Sets given markup as the document's HTML.
	SetDocumentContent(context.Context, *page.SetDocumentContentArgs) error

	// Command SetDownloadBehavior
	//
	// Set the behavior when downloading a file.
	//
	// Note: This command is experimental.
	SetDownloadBehavior(context.Context, *page.SetDownloadBehaviorArgs) error

	// Command SetLifecycleEventsEnabled
	//
	// Controls whether page will emit lifecycle events.
	//
	// Note: This command is experimental.
	SetLifecycleEventsEnabled(context.Context, *page.SetLifecycleEventsEnabledArgs) error

	// Command StartScreencast
	//
	// Starts sending each frame using the `screencastFrame` event.
	//
	// Note: This command is experimental.
	StartScreencast(context.Context, *page.StartScreencastArgs) error

	// Command StopLoading
	//
	// Force the page stop all navigations and pending resource fetches.
	StopLoading(context.Context) error

	// Command Crash
	//
	// Crashes renderer on the IO thread, generates minidumps.
	//
	// Note: This command is experimental.
	Crash(context.Context) error

	// Command Close
	//
	// Tries to close page, running its beforeunload hooks, if any.
	//
	// Note: This command is experimental.
	Close(context.Context) error

	// Command SetWebLifecycleState
	//
	// Tries to update the web lifecycle state of the page. It will
	// transition the page to the given state according to:
	// https://github.com/WICG/web-lifecycle/
	//
	// Note: This command is experimental.
	SetWebLifecycleState(context.Context, *page.SetWebLifecycleStateArgs) error

	// Command StopScreencast
	//
	// Stops sending each frame in the `screencastFrame`.
	//
	// Note: This command is experimental.
	StopScreencast(context.Context) error

	// Command SetProduceCompilationCache
	//
	// Forces compilation cache to be generated for every subresource
	// script.
	//
	// Note: This command is experimental.
	SetProduceCompilationCache(context.Context, *page.SetProduceCompilationCacheArgs) error

	// Command AddCompilationCache
	//
	// Seeds compilation cache for given url. Compilation cache does not
	// survive cross-process navigation.
	//
	// Note: This command is experimental.
	AddCompilationCache(context.Context, *page.AddCompilationCacheArgs) error

	// Command ClearCompilationCache
	//
	// Clears seeded compilation cache.
	//
	// Note: This command is experimental.
	ClearCompilationCache(context.Context) error

	// Command GenerateTestReport
	//
	// Generates a report for testing.
	//
	// Note: This command is experimental.
	GenerateTestReport(context.Context, *page.GenerateTestReportArgs) error

	// Command WaitForDebugger
	//
	// Pauses page execution. Can be resumed using generic
	// Runtime.runIfWaitingForDebugger.
	//
	// Note: This command is experimental.
	WaitForDebugger(context.Context) error

	// Command SetInterceptFileChooserDialog
	//
	// Intercept file chooser requests and transfer control to protocol
	// clients. When file chooser interception is enabled, native file
	// chooser dialog is not shown. Instead, a protocol event
	// `Page.fileChooserOpened` is emitted. File chooser can be handled
	// with `page.handleFileChooser` command.
	//
	// Note: This command is experimental.
	SetInterceptFileChooserDialog(context.Context, *page.SetInterceptFileChooserDialogArgs) error

	// Command HandleFileChooser
	//
	// Accepts or cancels an intercepted file chooser dialog.
	//
	// Note: This command is experimental.
	HandleFileChooser(context.Context, *page.HandleFileChooserArgs) error

	// Event DOMContentEventFired
	DOMContentEventFired(context.Context) (page.DOMContentEventFiredClient, error)

	// Event FileChooserOpened
	//
	// Emitted only when `page.interceptFileChooser` is enabled.
	FileChooserOpened(context.Context) (page.FileChooserOpenedClient, error)

	// Event FrameAttached
	//
	// Fired when frame has been attached to its parent.
	FrameAttached(context.Context) (page.FrameAttachedClient, error)

	// Event FrameClearedScheduledNavigation
	//
	// Deprecated: Fired when frame no longer has a scheduled navigation.
	FrameClearedScheduledNavigation(context.Context) (page.FrameClearedScheduledNavigationClient, error)

	// Event FrameDetached
	//
	// Fired when frame has been detached from its parent.
	FrameDetached(context.Context) (page.FrameDetachedClient, error)

	// Event FrameNavigated
	//
	// Fired once navigation of the frame has completed. Frame is now
	// associated with the new loader.
	FrameNavigated(context.Context) (page.FrameNavigatedClient, error)

	// Event FrameResized
	//
	// Note: This event is experimental.
	FrameResized(context.Context) (page.FrameResizedClient, error)

	// Event FrameRequestedNavigation
	//
	// Fired when a renderer-initiated navigation is requested. Navigation
	// may still be canceled after the event is issued.
	//
	// Note: This event is experimental.
	FrameRequestedNavigation(context.Context) (page.FrameRequestedNavigationClient, error)

	// Event FrameScheduledNavigation
	//
	// Deprecated: Fired when frame schedules a potential navigation.
	FrameScheduledNavigation(context.Context) (page.FrameScheduledNavigationClient, error)

	// Event FrameStartedLoading
	//
	// Fired when frame has started loading.
	//
	// Note: This event is experimental.
	FrameStartedLoading(context.Context) (page.FrameStartedLoadingClient, error)

	// Event FrameStoppedLoading
	//
	// Fired when frame has stopped loading.
	//
	// Note: This event is experimental.
	FrameStoppedLoading(context.Context) (page.FrameStoppedLoadingClient, error)

	// Event DownloadWillBegin
	//
	// Fired when page is about to start a download.
	//
	// Note: This event is experimental.
	DownloadWillBegin(context.Context) (page.DownloadWillBeginClient, error)

	// Event InterstitialHidden
	//
	// Fired when interstitial page was hidden
	InterstitialHidden(context.Context) (page.InterstitialHiddenClient, error)

	// Event InterstitialShown
	//
	// Fired when interstitial page was shown
	InterstitialShown(context.Context) (page.InterstitialShownClient, error)

	// Event JavascriptDialogClosed
	//
	// Fired when a JavaScript initiated dialog (alert, confirm, prompt,
	// or onbeforeunload) has been closed.
	JavascriptDialogClosed(context.Context) (page.JavascriptDialogClosedClient, error)

	// Event JavascriptDialogOpening
	//
	// Fired when a JavaScript initiated dialog (alert, confirm, prompt,
	// or onbeforeunload) is about to open.
	JavascriptDialogOpening(context.Context) (page.JavascriptDialogOpeningClient, error)

	// Event LifecycleEvent
	//
	// Fired for top level page lifecycle events such as navigation, load,
	// paint, etc.
	LifecycleEvent(context.Context) (page.LifecycleEventClient, error)

	// Event LoadEventFired
	LoadEventFired(context.Context) (page.LoadEventFiredClient, error)

	// Event NavigatedWithinDocument
	//
	// Fired when same-document navigation happens, e.g. due to history
	// API usage or anchor navigation.
	//
	// Note: This event is experimental.
	NavigatedWithinDocument(context.Context) (page.NavigatedWithinDocumentClient, error)

	// Event ScreencastFrame
	//
	// Compressed image data requested by the `startScreencast`.
	//
	// Note: This event is experimental.
	ScreencastFrame(context.Context) (page.ScreencastFrameClient, error)

	// Event ScreencastVisibilityChanged
	//
	// Fired when the page with currently enabled screencast was shown or
	// hidden `.
	//
	// Note: This event is experimental.
	ScreencastVisibilityChanged(context.Context) (page.ScreencastVisibilityChangedClient, error)

	// Event WindowOpen
	//
	// Fired when a new window is going to be opened, via window.open(),
	// link click, form submission, etc.
	WindowOpen(context.Context) (page.WindowOpenClient, error)

	// Event CompilationCacheProduced
	//
	// Issued for every compilation cache generated. Is only available if
	// Page.setGenerateCompilationCache is enabled.
	//
	// Note: This event is experimental.
	CompilationCacheProduced(context.Context) (page.CompilationCacheProducedClient, error)
}

// The Performance domain.
type Performance interface {
	// Command Disable
	//
	// Disable collecting and reporting metrics.
	Disable(context.Context) error

	// Command Enable
	//
	// Enable collecting and reporting metrics.
	Enable(context.Context) error

	// Command SetTimeDomain
	//
	// Sets time domain to use for collecting and reporting duration
	// metrics. Note that this must be called before enabling metrics
	// collection. Calling this method while metrics collection is enabled
	// returns an error.
	//
	// Note: This command is experimental.
	SetTimeDomain(context.Context, *performance.SetTimeDomainArgs) error

	// Command GetMetrics
	//
	// Retrieve current values of run-time metrics.
	GetMetrics(context.Context) (*performance.GetMetricsReply, error)

	// Event Metrics
	//
	// Current values of the metrics.
	Metrics(context.Context) (performance.MetricsClient, error)
}

// The Profiler domain.
type Profiler interface {
	// Command Disable
	Disable(context.Context) error

	// Command Enable
	Enable(context.Context) error

	// Command GetBestEffortCoverage
	//
	// Collect coverage data for the current isolate. The coverage data
	// may be incomplete due to garbage collection.
	GetBestEffortCoverage(context.Context) (*profiler.GetBestEffortCoverageReply, error)

	// Command SetSamplingInterval
	//
	// Changes CPU profiler sampling interval. Must be called before CPU
	// profiles recording started.
	SetSamplingInterval(context.Context, *profiler.SetSamplingIntervalArgs) error

	// Command Start
	Start(context.Context) error

	// Command StartPreciseCoverage
	//
	// Enable precise code coverage. Coverage data for JavaScript executed
	// before enabling precise code coverage may be incomplete. Enabling
	// prevents running optimized code and resets execution counters.
	StartPreciseCoverage(context.Context, *profiler.StartPreciseCoverageArgs) error

	// Command StartTypeProfile
	//
	// Enable type profile.
	//
	// Note: This command is experimental.
	StartTypeProfile(context.Context) error

	// Command Stop
	Stop(context.Context) (*profiler.StopReply, error)

	// Command StopPreciseCoverage
	//
	// Disable precise code coverage. Disabling releases unnecessary
	// execution count records and allows executing optimized code.
	StopPreciseCoverage(context.Context) error

	// Command StopTypeProfile
	//
	// Disable type profile. Disabling releases type profile data
	// collected so far.
	//
	// Note: This command is experimental.
	StopTypeProfile(context.Context) error

	// Command TakePreciseCoverage
	//
	// Collect coverage data for the current isolate, and resets execution
	// counters. Precise code coverage needs to have started.
	TakePreciseCoverage(context.Context) (*profiler.TakePreciseCoverageReply, error)

	// Command TakeTypeProfile
	//
	// Collect type profile.
	//
	// Note: This command is experimental.
	TakeTypeProfile(context.Context) (*profiler.TakeTypeProfileReply, error)

	// Event ConsoleProfileFinished
	ConsoleProfileFinished(context.Context) (profiler.ConsoleProfileFinishedClient, error)

	// Event ConsoleProfileStarted
	//
	// Sent when new profile recording is started using console.profile()
	// call.
	ConsoleProfileStarted(context.Context) (profiler.ConsoleProfileStartedClient, error)
}

// The Runtime domain. Runtime domain exposes JavaScript runtime by means of
// remote evaluation and mirror objects. Evaluation results are returned as
// mirror object that expose object type, string representation and unique
// identifier that can be used for further object reference. Original objects
// are maintained in memory unless they are either explicitly released or are
// released along with the other objects in their object group.
type Runtime interface {
	// Command AwaitPromise
	//
	// Add handler to promise with given promise object id.
	AwaitPromise(context.Context, *runtime.AwaitPromiseArgs) (*runtime.AwaitPromiseReply, error)

	// Command CallFunctionOn
	//
	// Calls function with given declaration on the given object. Object
	// group of the result is inherited from the target object.
	CallFunctionOn(context.Context, *runtime.CallFunctionOnArgs) (*runtime.CallFunctionOnReply, error)

	// Command CompileScript
	//
	// Compiles expression.
	CompileScript(context.Context, *runtime.CompileScriptArgs) (*runtime.CompileScriptReply, error)

	// Command Disable
	//
	// Disables reporting of execution contexts creation.
	Disable(context.Context) error

	// Command DiscardConsoleEntries
	//
	// Discards collected exceptions and console API calls.
	DiscardConsoleEntries(context.Context) error

	// Command Enable
	//
	// Enables reporting of execution contexts creation by means of
	// `executionContextCreated` event. When the reporting gets enabled the
	// event will be sent immediately for each existing execution context.
	Enable(context.Context) error

	// Command Evaluate
	//
	// Evaluates expression on global object.
	Evaluate(context.Context, *runtime.EvaluateArgs) (*runtime.EvaluateReply, error)

	// Command GetIsolateID
	//
	// Returns the isolate id.
	//
	// Note: This command is experimental.
	GetIsolateID(context.Context) (*runtime.GetIsolateIDReply, error)

	// Command GetHeapUsage
	//
	// Returns the JavaScript heap usage. It is the total usage of the
	// corresponding isolate not scoped to a particular Runtime.
	//
	// Note: This command is experimental.
	GetHeapUsage(context.Context) (*runtime.GetHeapUsageReply, error)

	// Command GetProperties
	//
	// Returns properties of a given object. Object group of the result is
	// inherited from the target object.
	GetProperties(context.Context, *runtime.GetPropertiesArgs) (*runtime.GetPropertiesReply, error)

	// Command GlobalLexicalScopeNames
	//
	// Returns all let, const and class variables from global scope.
	GlobalLexicalScopeNames(context.Context, *runtime.GlobalLexicalScopeNamesArgs) (*runtime.GlobalLexicalScopeNamesReply, error)

	// Command QueryObjects
	QueryObjects(context.Context, *runtime.QueryObjectsArgs) (*runtime.QueryObjectsReply, error)

	// Command ReleaseObject
	//
	// Releases remote object with given id.
	ReleaseObject(context.Context, *runtime.ReleaseObjectArgs) error

	// Command ReleaseObjectGroup
	//
	// Releases all remote objects that belong to a given group.
	ReleaseObjectGroup(context.Context, *runtime.ReleaseObjectGroupArgs) error

	// Command RunIfWaitingForDebugger
	//
	// Tells inspected instance to run if it was waiting for debugger to
	// attach.
	RunIfWaitingForDebugger(context.Context) error

	// Command RunScript
	//
	// Runs script with given id in a given context.
	RunScript(context.Context, *runtime.RunScriptArgs) (*runtime.RunScriptReply, error)

	// Command SetCustomObjectFormatterEnabled
	//
	// Note: This command is experimental.
	SetCustomObjectFormatterEnabled(context.Context, *runtime.SetCustomObjectFormatterEnabledArgs) error

	// Command SetMaxCallStackSizeToCapture
	//
	// Note: This command is experimental.
	SetMaxCallStackSizeToCapture(context.Context, *runtime.SetMaxCallStackSizeToCaptureArgs) error

	// Command TerminateExecution
	//
	// Terminate current or next JavaScript execution. Will cancel the
	// termination when the outer-most script execution ends.
	//
	// Note: This command is experimental.
	TerminateExecution(context.Context) error

	// Command AddBinding
	//
	// If executionContextId is empty, adds binding with the given name on
	// the global objects of all inspected contexts, including those
	// created later, bindings survive reloads. If executionContextId is
	// specified, adds binding only on global object of given execution
	// context. Binding function takes exactly one argument, this argument
	// should be string, in case of any other input, function throws an
	// exception. Each binding function call produces Runtime.bindingCalled
	// notification.
	//
	// Note: This command is experimental.
	AddBinding(context.Context, *runtime.AddBindingArgs) error

	// Command RemoveBinding
	//
	// This method does not remove binding function from global object but
	// unsubscribes current runtime agent from Runtime.bindingCalled
	// notifications.
	//
	// Note: This command is experimental.
	RemoveBinding(context.Context, *runtime.RemoveBindingArgs) error

	// Event BindingCalled
	//
	// Notification is issued every time when binding is called.
	//
	// Note: This event is experimental.
	BindingCalled(context.Context) (runtime.BindingCalledClient, error)

	// Event ConsoleAPICalled
	//
	// Issued when console API was called.
	ConsoleAPICalled(context.Context) (runtime.ConsoleAPICalledClient, error)

	// Event ExceptionRevoked
	//
	// Issued when unhandled exception was revoked.
	ExceptionRevoked(context.Context) (runtime.ExceptionRevokedClient, error)

	// Event ExceptionThrown
	//
	// Issued when exception was thrown and unhandled.
	ExceptionThrown(context.Context) (runtime.ExceptionThrownClient, error)

	// Event ExecutionContextCreated
	//
	// Issued when new execution context is created.
	ExecutionContextCreated(context.Context) (runtime.ExecutionContextCreatedClient, error)

	// Event ExecutionContextDestroyed
	//
	// Issued when execution context is destroyed.
	ExecutionContextDestroyed(context.Context) (runtime.ExecutionContextDestroyedClient, error)

	// Event ExecutionContextsCleared
	//
	// Issued when all executionContexts were cleared in browser
	ExecutionContextsCleared(context.Context) (runtime.ExecutionContextsClearedClient, error)

	// Event InspectRequested
	//
	// Issued when object should be inspected (for example, as a result of
	// inspect() command line API call).
	InspectRequested(context.Context) (runtime.InspectRequestedClient, error)
}

// The Schema domain.
//
// Deprecated: This domain is deprecated.
type Schema interface {
	// Command GetDomains
	//
	// Returns supported domains.
	GetDomains(context.Context) (*schema.GetDomainsReply, error)
}

// The Security domain. Security
type Security interface {
	// Command Disable
	//
	// Disables tracking security state changes.
	Disable(context.Context) error

	// Command Enable
	//
	// Enables tracking security state changes.
	Enable(context.Context) error

	// Command SetIgnoreCertificateErrors
	//
	// Enable/disable whether all certificate errors should be ignored.
	//
	// Note: This command is experimental.
	SetIgnoreCertificateErrors(context.Context, *security.SetIgnoreCertificateErrorsArgs) error

	// Command HandleCertificateError
	//
	// Deprecated: Handles a certificate error that fired a
	// certificateError event.
	HandleCertificateError(context.Context, *security.HandleCertificateErrorArgs) error

	// Command SetOverrideCertificateErrors
	//
	// Deprecated: Enable/disable overriding certificate errors. If
	// enabled, all certificate error events need to be handled by the
	// DevTools client and should be answered with `handleCertificateError`
	// commands.
	SetOverrideCertificateErrors(context.Context, *security.SetOverrideCertificateErrorsArgs) error

	// Event CertificateError
	//
	// Deprecated: There is a certificate error. If overriding certificate
	// errors is enabled, then it should be handled with the
	// `handleCertificateError` command. Note: this event does not fire if
	// the certificate error has been allowed internally. Only one client
	// per target should override certificate errors at the same time.
	CertificateError(context.Context) (security.CertificateErrorClient, error)

	// Event SecurityStateChanged
	//
	// The security state of the page changed.
	SecurityStateChanged(context.Context) (security.StateChangedClient, error)
}

// The ServiceWorker domain.
//
// Note: This domain is experimental.
type ServiceWorker interface {
	// Command DeliverPushMessage
	DeliverPushMessage(context.Context, *serviceworker.DeliverPushMessageArgs) error

	// Command Disable
	Disable(context.Context) error

	// Command DispatchSyncEvent
	DispatchSyncEvent(context.Context, *serviceworker.DispatchSyncEventArgs) error

	// Command Enable
	Enable(context.Context) error

	// Command InspectWorker
	InspectWorker(context.Context, *serviceworker.InspectWorkerArgs) error

	// Command SetForceUpdateOnPageLoad
	SetForceUpdateOnPageLoad(context.Context, *serviceworker.SetForceUpdateOnPageLoadArgs) error

	// Command SkipWaiting
	SkipWaiting(context.Context, *serviceworker.SkipWaitingArgs) error

	// Command StartWorker
	StartWorker(context.Context, *serviceworker.StartWorkerArgs) error

	// Command StopAllWorkers
	StopAllWorkers(context.Context) error

	// Command StopWorker
	StopWorker(context.Context, *serviceworker.StopWorkerArgs) error

	// Command Unregister
	Unregister(context.Context, *serviceworker.UnregisterArgs) error

	// Command UpdateRegistration
	UpdateRegistration(context.Context, *serviceworker.UpdateRegistrationArgs) error

	// Event WorkerErrorReported
	WorkerErrorReported(context.Context) (serviceworker.WorkerErrorReportedClient, error)

	// Event WorkerRegistrationUpdated
	WorkerRegistrationUpdated(context.Context) (serviceworker.WorkerRegistrationUpdatedClient, error)

	// Event WorkerVersionUpdated
	WorkerVersionUpdated(context.Context) (serviceworker.WorkerVersionUpdatedClient, error)
}

// The Storage domain.
//
// Note: This domain is experimental.
type Storage interface {
	// Command ClearDataForOrigin
	//
	// Clears storage for origin.
	ClearDataForOrigin(context.Context, *storage.ClearDataForOriginArgs) error

	// Command GetUsageAndQuota
	//
	// Returns usage and quota in bytes.
	GetUsageAndQuota(context.Context, *storage.GetUsageAndQuotaArgs) (*storage.GetUsageAndQuotaReply, error)

	// Command TrackCacheStorageForOrigin
	//
	// Registers origin to be notified when an update occurs to its cache
	// storage list.
	TrackCacheStorageForOrigin(context.Context, *storage.TrackCacheStorageForOriginArgs) error

	// Command TrackIndexedDBForOrigin
	//
	// Registers origin to be notified when an update occurs to its
	// IndexedDB.
	TrackIndexedDBForOrigin(context.Context, *storage.TrackIndexedDBForOriginArgs) error

	// Command UntrackCacheStorageForOrigin
	//
	// Unregisters origin from receiving notifications for cache storage.
	UntrackCacheStorageForOrigin(context.Context, *storage.UntrackCacheStorageForOriginArgs) error

	// Command UntrackIndexedDBForOrigin
	//
	// Unregisters origin from receiving notifications for IndexedDB.
	UntrackIndexedDBForOrigin(context.Context, *storage.UntrackIndexedDBForOriginArgs) error

	// Event CacheStorageContentUpdated
	//
	// A cache's contents have been modified.
	CacheStorageContentUpdated(context.Context) (storage.CacheStorageContentUpdatedClient, error)

	// Event CacheStorageListUpdated
	//
	// A cache has been added/deleted.
	CacheStorageListUpdated(context.Context) (storage.CacheStorageListUpdatedClient, error)

	// Event IndexedDBContentUpdated
	//
	// The origin's IndexedDB object store has been modified.
	IndexedDBContentUpdated(context.Context) (storage.IndexedDBContentUpdatedClient, error)

	// Event IndexedDBListUpdated
	//
	// The origin's IndexedDB database list has been modified.
	IndexedDBListUpdated(context.Context) (storage.IndexedDBListUpdatedClient, error)
}

// The SystemInfo domain. The SystemInfo domain defines methods and events for
// querying low-level system information.
//
// Note: This domain is experimental.
type SystemInfo interface {
	// Command GetInfo
	//
	// Returns information about the system.
	GetInfo(context.Context) (*systeminfo.GetInfoReply, error)

	// Command GetProcessInfo
	//
	// Returns information about all running processes.
	GetProcessInfo(context.Context) (*systeminfo.GetProcessInfoReply, error)
}

// The Target domain. Supports additional targets discovery and allows to
// attach to them.
type Target interface {
	// Command ActivateTarget
	//
	// Activates (focuses) the target.
	ActivateTarget(context.Context, *target.ActivateTargetArgs) error

	// Command AttachToTarget
	//
	// Attaches to the target with given id.
	AttachToTarget(context.Context, *target.AttachToTargetArgs) (*target.AttachToTargetReply, error)

	// Command AttachToBrowserTarget
	//
	// Attaches to the browser target, only uses flat sessionId mode.
	//
	// Note: This command is experimental.
	AttachToBrowserTarget(context.Context) (*target.AttachToBrowserTargetReply, error)

	// Command CloseTarget
	//
	// Closes the target. If the target is a page that gets closed too.
	CloseTarget(context.Context, *target.CloseTargetArgs) (*target.CloseTargetReply, error)

	// Command ExposeDevToolsProtocol
	//
	// Inject object to the target's main frame that provides a
	// communication channel with browser target.
	//
	// Injected object will be available as `window[bindingName]`.
	//
	// The object has the follwing API: - `binding.send(json)` - a method
	// to send messages over the remote debugging protocol -
	// `binding.onmessage = json => handleMessage(json)` - a callback that
	// will be called for the protocol notifications and command responses.
	//
	// Note: This command is experimental.
	ExposeDevToolsProtocol(context.Context, *target.ExposeDevToolsProtocolArgs) error

	// Command CreateBrowserContext
	//
	// Creates a new empty BrowserContext. Similar to an incognito profile
	// but you can have more than one.
	//
	// Note: This command is experimental.
	CreateBrowserContext(context.Context) (*target.CreateBrowserContextReply, error)

	// Command GetBrowserContexts
	//
	// Returns all browser contexts created with
	// `Target.createBrowserContext` method.
	//
	// Note: This command is experimental.
	GetBrowserContexts(context.Context) (*target.GetBrowserContextsReply, error)

	// Command CreateTarget
	//
	// Creates a new page.
	CreateTarget(context.Context, *target.CreateTargetArgs) (*target.CreateTargetReply, error)

	// Command DetachFromTarget
	//
	// Detaches session with given id.
	DetachFromTarget(context.Context, *target.DetachFromTargetArgs) error

	// Command DisposeBrowserContext
	//
	// Deletes a BrowserContext. All the belonging pages will be closed
	// without calling their beforeunload hooks.
	//
	// Note: This command is experimental.
	DisposeBrowserContext(context.Context, *target.DisposeBrowserContextArgs) error

	// Command GetTargetInfo
	//
	// Returns information about a target.
	//
	// Note: This command is experimental.
	GetTargetInfo(context.Context, *target.GetTargetInfoArgs) (*target.GetTargetInfoReply, error)

	// Command GetTargets
	//
	// Retrieves a list of available targets.
	GetTargets(context.Context) (*target.GetTargetsReply, error)

	// Command SendMessageToTarget
	//
	// Sends protocol message over session with given id.
	SendMessageToTarget(context.Context, *target.SendMessageToTargetArgs) error

	// Command SetAutoAttach
	//
	// Controls whether to automatically attach to new targets which are
	// considered to be related to this one. When turned on, attaches to
	// all existing related targets as well. When turned off, automatically
	// detaches from all currently attached targets.
	//
	// Note: This command is experimental.
	SetAutoAttach(context.Context, *target.SetAutoAttachArgs) error

	// Command SetDiscoverTargets
	//
	// Controls whether to discover available targets and notify via
	// `targetCreated/targetInfoChanged/targetDestroyed` events.
	SetDiscoverTargets(context.Context, *target.SetDiscoverTargetsArgs) error

	// Command SetRemoteLocations
	//
	// Enables target discovery for the specified locations, when
	// `setDiscoverTargets` was set to `true`.
	//
	// Note: This command is experimental.
	SetRemoteLocations(context.Context, *target.SetRemoteLocationsArgs) error

	// Event AttachedToTarget
	//
	// Issued when attached to target because of auto-attach or
	// `attachToTarget` command.
	//
	// Note: This event is experimental.
	AttachedToTarget(context.Context) (target.AttachedToTargetClient, error)

	// Event DetachedFromTarget
	//
	// Issued when detached from target for any reason (including
	// `detachFromTarget` command). Can be issued multiple times per target
	// if multiple sessions have been attached to it.
	//
	// Note: This event is experimental.
	DetachedFromTarget(context.Context) (target.DetachedFromTargetClient, error)

	// Event ReceivedMessageFromTarget
	//
	// Notifies about a new protocol message received from the session (as
	// reported in `attachedToTarget` event).
	ReceivedMessageFromTarget(context.Context) (target.ReceivedMessageFromTargetClient, error)

	// Event TargetCreated
	//
	// Issued when a possible inspection target is created.
	TargetCreated(context.Context) (target.CreatedClient, error)

	// Event TargetDestroyed
	//
	// Issued when a target is destroyed.
	TargetDestroyed(context.Context) (target.DestroyedClient, error)

	// Event TargetCrashed
	//
	// Issued when a target has crashed.
	TargetCrashed(context.Context) (target.CrashedClient, error)

	// Event TargetInfoChanged
	//
	// Issued when some information about a target has changed. This only
	// happens between `targetCreated` and `targetDestroyed`.
	TargetInfoChanged(context.Context) (target.InfoChangedClient, error)
}

// The Tethering domain. The Tethering domain defines methods and events for
// browser port binding.
//
// Note: This domain is experimental.
type Tethering interface {
	// Command Bind
	//
	// Request browser port binding.
	Bind(context.Context, *tethering.BindArgs) error

	// Command Unbind
	//
	// Request browser port unbinding.
	Unbind(context.Context, *tethering.UnbindArgs) error

	// Event Accepted
	//
	// Informs that port was successfully bound and got a specified
	// connection id.
	Accepted(context.Context) (tethering.AcceptedClient, error)
}

// The Tracing domain.
//
// Note: This domain is experimental.
type Tracing interface {
	// Command End
	//
	// Stop trace events collection.
	End(context.Context) error

	// Command GetCategories
	//
	// Gets supported tracing categories.
	GetCategories(context.Context) (*tracing.GetCategoriesReply, error)

	// Command RecordClockSyncMarker
	//
	// Record a clock sync marker in the trace.
	RecordClockSyncMarker(context.Context, *tracing.RecordClockSyncMarkerArgs) error

	// Command RequestMemoryDump
	//
	// Request a global memory dump.
	RequestMemoryDump(context.Context) (*tracing.RequestMemoryDumpReply, error)

	// Command Start
	//
	// Start trace events collection.
	Start(context.Context, *tracing.StartArgs) error

	// Event BufferUsage
	BufferUsage(context.Context) (tracing.BufferUsageClient, error)

	// Event DataCollected
	//
	// Contains an bucket of collected trace events. When tracing is
	// stopped collected events will be send as a sequence of dataCollected
	// events followed by tracingComplete event.
	DataCollected(context.Context) (tracing.DataCollectedClient, error)

	// Event TracingComplete
	//
	// Signals that tracing is stopped and there is no trace buffers
	// pending flush, all data were delivered via dataCollected events.
	TracingComplete(context.Context) (tracing.CompleteClient, error)
}

// The WebAudio domain. This domain allows inspection of Web Audio API.
// https://webaudio.github.io/web-audio-api/
//
// Note: This domain is experimental.
type WebAudio interface {
	// Command Enable
	//
	// Enables the WebAudio domain and starts sending context lifetime
	// events.
	Enable(context.Context) error

	// Command Disable
	//
	// Disables the WebAudio domain.
	Disable(context.Context) error

	// Command GetRealtimeData
	//
	// Fetch the realtime data from the registered contexts.
	GetRealtimeData(context.Context, *webaudio.GetRealtimeDataArgs) (*webaudio.GetRealtimeDataReply, error)

	// Event ContextCreated
	//
	// Notifies that a new BaseAudioContext has been created.
	ContextCreated(context.Context) (webaudio.ContextCreatedClient, error)

	// Event ContextDestroyed
	//
	// Notifies that existing BaseAudioContext has been destroyed.
	ContextDestroyed(context.Context) (webaudio.ContextDestroyedClient, error)

	// Event ContextChanged
	//
	// Notifies that existing BaseAudioContext has changed some properties
	// (id stays the same)..
	ContextChanged(context.Context) (webaudio.ContextChangedClient, error)
}

// The WebAuthn domain. This domain allows configuring virtual authenticators
// to test the WebAuthn API.
//
// Note: This domain is experimental.
type WebAuthn interface {
	// Command Enable
	//
	// Enable the WebAuthn domain and start intercepting credential
	// storage and retrieval with a virtual authenticator.
	Enable(context.Context) error

	// Command Disable
	//
	// Disable the WebAuthn domain.
	Disable(context.Context) error

	// Command AddVirtualAuthenticator
	//
	// Creates and adds a virtual authenticator.
	AddVirtualAuthenticator(context.Context, *webauthn.AddVirtualAuthenticatorArgs) (*webauthn.AddVirtualAuthenticatorReply, error)

	// Command RemoveVirtualAuthenticator
	//
	// Removes the given authenticator.
	RemoveVirtualAuthenticator(context.Context, *webauthn.RemoveVirtualAuthenticatorArgs) error

	// Command AddCredential
	//
	// Adds the credential to the specified authenticator.
	AddCredential(context.Context, *webauthn.AddCredentialArgs) error

	// Command GetCredentials
	//
	// Returns all the credentials stored in the given virtual
	// authenticator.
	GetCredentials(context.Context, *webauthn.GetCredentialsArgs) (*webauthn.GetCredentialsReply, error)

	// Command ClearCredentials
	//
	// Clears all the credentials from the specified device.
	ClearCredentials(context.Context, *webauthn.ClearCredentialsArgs) error

	// Command SetUserVerified
	//
	// Sets whether User Verification succeeds or fails for an
	// authenticator. The default is true.
	SetUserVerified(context.Context, *webauthn.SetUserVerifiedArgs) error
}