616 lines
26 KiB
Objective-C
616 lines
26 KiB
Objective-C
/*
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* Copyright (C) 2006-2018 Apple, Inc. All rights reserved.
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* Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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* Copyright (C) 2012 Samsung Electronics. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#pragma once
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#include "AXObjectCache.h"
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#include "AutoplayEvent.h"
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#include "ContactInfo.h"
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#include "Cursor.h"
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#include "DatabaseDetails.h"
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#include "DeviceOrientationOrMotionPermissionState.h"
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#include "DisabledAdaptations.h"
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#include "DisplayRefreshMonitor.h"
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#include "DocumentStorageAccess.h"
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#include "FocusDirection.h"
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#include "FrameLoader.h"
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#include "GraphicsContext.h"
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#include "GraphicsLayer.h"
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#include "HTMLMediaElementEnums.h"
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#include "HighlightVisibility.h"
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#include "HostWindow.h"
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#include "Icon.h"
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#include "ImageBuffer.h"
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#include "InputMode.h"
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#include "MediaControlsContextMenuItem.h"
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#include "MediaProducer.h"
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#include "PointerCharacteristics.h"
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#include "PopupMenu.h"
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#include "PopupMenuClient.h"
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#include "RegistrableDomain.h"
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#include "RenderEmbeddedObject.h"
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#include "ScrollTypes.h"
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#include "ScrollingCoordinator.h"
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#include "SearchPopupMenu.h"
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#include "WebCoreKeyboardUIMode.h"
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#include <JavaScriptCore/ConsoleTypes.h>
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#include <wtf/Assertions.h>
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#include <wtf/CompletionHandler.h>
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#include <wtf/Forward.h>
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#include <wtf/MonotonicTime.h>
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#include <wtf/Seconds.h>
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#if ENABLE(WIRELESS_PLAYBACK_TARGET)
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#include "MediaPlaybackTargetContext.h"
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#endif
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#if PLATFORM(IOS_FAMILY)
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#include "PlatformLayer.h"
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#include "WKContentObservation.h"
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#define NSResponder WAKResponder
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#ifndef __OBJC__
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class WAKResponder;
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#else
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@class WAKResponder;
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#endif
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#endif
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#if ENABLE(MEDIA_USAGE)
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#include "MediaSessionIdentifier.h"
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#include "MediaUsageInfo.h"
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#endif
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#if HAVE(ARKIT_INLINE_PREVIEW)
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class HTMLModelElement;
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#endif
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#if ENABLE(WEBXR)
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#include "PlatformXR.h"
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#endif
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OBJC_CLASS NSResponder;
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namespace WebCore {
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class AccessibilityObject;
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class ColorChooser;
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class ColorChooserClient;
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class DataListSuggestionPicker;
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class DataListSuggestionsClient;
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class DateTimeChooser;
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class DateTimeChooserClient;
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class Element;
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class FileChooser;
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class FileIconLoader;
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class FloatRect;
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class Frame;
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class Geolocation;
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class GraphicsLayer;
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class GraphicsLayerFactory;
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class HTMLImageElement;
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class HTMLInputElement;
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class HTMLMediaElement;
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class HTMLVideoElement;
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class HitTestResult;
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class IntRect;
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class NavigationAction;
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class Node;
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class Page;
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class PopupMenuClient;
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class SecurityOrigin;
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class ViewportConstraints;
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class Widget;
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#if ENABLE(VIDEO) && USE(GSTREAMER)
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class MediaPlayerRequestInstallMissingPluginsCallback;
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#endif
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struct AppHighlight;
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struct ContactsRequestData;
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struct ContentRuleListResults;
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struct DataDetectorElementInfo;
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struct DateTimeChooserParameters;
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struct GraphicsDeviceAdapter;
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struct MockWebAuthenticationConfiguration;
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struct ShareDataWithParsedURL;
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struct TextIndicatorData;
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struct ViewportArguments;
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struct WindowFeatures;
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enum class RouteSharingPolicy : uint8_t;
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class ChromeClient {
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public:
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virtual void chromeDestroyed() = 0;
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virtual void setWindowRect(const FloatRect&) = 0;
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virtual FloatRect windowRect() = 0;
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virtual FloatRect pageRect() = 0;
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virtual void focus() = 0;
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virtual void unfocus() = 0;
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virtual bool canTakeFocus(FocusDirection) = 0;
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virtual void takeFocus(FocusDirection) = 0;
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virtual void focusedElementChanged(Element*) = 0;
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virtual void focusedFrameChanged(Frame*) = 0;
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// The Frame pointer provides the ChromeClient with context about which
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// Frame wants to create the new Page. Also, the newly created window
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// should not be shown to the user until the ChromeClient of the newly
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// created Page has its show method called.
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// The ChromeClient should not load the request.
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virtual Page* createWindow(Frame&, const WindowFeatures&, const NavigationAction&) = 0;
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virtual void show() = 0;
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virtual bool canRunModal() = 0;
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virtual void runModal() = 0;
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virtual void setToolbarsVisible(bool) = 0;
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virtual bool toolbarsVisible() = 0;
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virtual void setStatusbarVisible(bool) = 0;
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virtual bool statusbarVisible() = 0;
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virtual void setScrollbarsVisible(bool) = 0;
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virtual bool scrollbarsVisible() = 0;
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virtual void setMenubarVisible(bool) = 0;
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virtual bool menubarVisible() = 0;
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virtual void setResizable(bool) = 0;
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virtual void addMessageToConsole(MessageSource, MessageLevel, const String& message, unsigned lineNumber, unsigned columnNumber, const String& sourceID) = 0;
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virtual bool canRunBeforeUnloadConfirmPanel() = 0;
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virtual bool runBeforeUnloadConfirmPanel(const String& message, Frame&) = 0;
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virtual void closeWindowSoon() = 0;
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virtual void runJavaScriptAlert(Frame&, const String&) = 0;
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virtual bool runJavaScriptConfirm(Frame&, const String&) = 0;
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virtual bool runJavaScriptPrompt(Frame&, const String& message, const String& defaultValue, String& result) = 0;
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virtual void setStatusbarText(const String&) = 0;
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virtual KeyboardUIMode keyboardUIMode() = 0;
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virtual bool hoverSupportedByPrimaryPointingDevice() const = 0;
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virtual bool hoverSupportedByAnyAvailablePointingDevice() const = 0;
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virtual std::optional<PointerCharacteristics> pointerCharacteristicsOfPrimaryPointingDevice() const = 0;
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virtual OptionSet<PointerCharacteristics> pointerCharacteristicsOfAllAvailablePointingDevices() const = 0;
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virtual bool supportsImmediateInvalidation() { return false; }
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virtual void invalidateRootView(const IntRect&) = 0;
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virtual void invalidateContentsAndRootView(const IntRect&) = 0;
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virtual void invalidateContentsForSlowScroll(const IntRect&) = 0;
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virtual void scroll(const IntSize&, const IntRect&, const IntRect&) = 0;
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virtual IntPoint screenToRootView(const IntPoint&) const = 0;
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virtual IntRect rootViewToScreen(const IntRect&) const = 0;
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virtual IntPoint accessibilityScreenToRootView(const IntPoint&) const = 0;
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virtual IntRect rootViewToAccessibilityScreen(const IntRect&) const = 0;
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virtual void didFinishLoadingImageForElement(HTMLImageElement&) = 0;
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virtual PlatformPageClient platformPageClient() const = 0;
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virtual void setCursor(const Cursor&) = 0;
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virtual void setCursorHiddenUntilMouseMoves(bool) = 0;
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virtual bool supportsSettingCursor() { return true; }
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virtual bool shouldUseMouseEventForSelection(const PlatformMouseEvent&) { return true; }
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virtual FloatSize screenSize() const { return const_cast<ChromeClient&>(*this).windowRect().size(); }
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virtual FloatSize availableScreenSize() const { return const_cast<ChromeClient&>(*this).windowRect().size(); }
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virtual FloatSize overrideScreenSize() const { return const_cast<ChromeClient&>(*this).windowRect().size(); }
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virtual void dispatchDisabledAdaptationsDidChange(const OptionSet<DisabledAdaptations>&) const { }
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virtual void dispatchViewportPropertiesDidChange(const ViewportArguments&) const { }
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virtual void contentsSizeChanged(Frame&, const IntSize&) const = 0;
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virtual void intrinsicContentsSizeChanged(const IntSize&) const = 0;
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virtual void scrollContainingScrollViewsToRevealRect(const IntRect&) const { }; // Currently only Mac has a non empty implementation.
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virtual void scrollMainFrameToRevealRect(const IntRect&) const { };
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virtual bool shouldUnavailablePluginMessageBeButton(RenderEmbeddedObject::PluginUnavailabilityReason) const { return false; }
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virtual void unavailablePluginButtonClicked(Element&, RenderEmbeddedObject::PluginUnavailabilityReason) const { }
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virtual void mouseDidMoveOverElement(const HitTestResult&, unsigned modifierFlags, const String& toolTip, TextDirection) = 0;
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virtual void print(Frame&, const StringWithDirection&) = 0;
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virtual Color underlayColor() const { return Color(); }
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virtual void themeColorChanged() const { }
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virtual void pageExtendedBackgroundColorDidChange() const { }
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virtual void sampledPageTopColorChanged() const { }
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#if ENABLE(APP_HIGHLIGHTS)
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virtual WebCore::HighlightVisibility appHighlightsVisiblility() const { return HighlightVisibility::Hidden; };
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#endif
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virtual void exceededDatabaseQuota(Frame&, const String& databaseName, DatabaseDetails) = 0;
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// Callback invoked when the application cache fails to save a cache object
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// because storing it would grow the database file past its defined maximum
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// size or past the amount of free space on the device.
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// The chrome client would need to take some action such as evicting some
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// old caches.
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virtual void reachedMaxAppCacheSize(int64_t spaceNeeded) = 0;
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// Callback invoked when the application cache origin quota is reached. This
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// means that the resources attempting to be cached via the manifest are
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// more than allowed on this origin. This callback allows the chrome client
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// to take action, such as prompting the user to ask to increase the quota
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// for this origin. The totalSpaceNeeded parameter is the total amount of
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// storage, in bytes, needed to store the new cache along with all of the
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// other existing caches for the origin that would not be replaced by
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// the new cache.
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virtual void reachedApplicationCacheOriginQuota(SecurityOrigin&, int64_t totalSpaceNeeded) = 0;
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#if ENABLE(IOS_TOUCH_EVENTS)
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virtual void didPreventDefaultForEvent() = 0;
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#endif
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virtual Seconds eventThrottlingDelay() { return 0_s; };
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#if PLATFORM(IOS_FAMILY)
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virtual void didReceiveMobileDocType(bool) = 0;
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virtual void setNeedsScrollNotifications(Frame&, bool) = 0;
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virtual void didFinishContentChangeObserving(Frame&, WKContentChange) = 0;
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virtual void notifyRevealedSelectionByScrollingFrame(Frame&) = 0;
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enum LayoutType { NormalLayout, Scroll };
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virtual void didLayout(LayoutType = NormalLayout) = 0;
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virtual void didStartOverflowScroll() = 0;
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virtual void didEndOverflowScroll() = 0;
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// FIXME: Remove this functionality. This functionality was added to workaround an issue (<rdar://problem/5973875>)
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// where the unconfirmed text in a text area would be removed when a person clicks in the text area before a
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// suggestion is shown. We should fix this issue in <rdar://problem/5975559>.
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virtual void suppressFormNotifications() = 0;
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virtual void restoreFormNotifications() = 0;
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virtual void didFlushCompositingLayers() { }
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virtual bool fetchCustomFixedPositionLayoutRect(IntRect&) { return false; }
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virtual void updateViewportConstrainedLayers(HashMap<PlatformLayer*, std::unique_ptr<ViewportConstraints>>&, const HashMap<PlatformLayer*, PlatformLayer*>&) { }
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virtual void addOrUpdateScrollingLayer(Node*, PlatformLayer* scrollingLayer, PlatformLayer* contentsLayer, const IntSize& scrollSize, bool allowHorizontalScrollbar, bool allowVerticalScrollbar) = 0;
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virtual void removeScrollingLayer(Node*, PlatformLayer* scrollingLayer, PlatformLayer* contentsLayer) = 0;
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virtual void webAppOrientationsUpdated() = 0;
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virtual void showPlaybackTargetPicker(bool hasVideo, RouteSharingPolicy, const String&) = 0;
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virtual bool showDataDetectorsUIForElement(const Element&, const Event&) = 0;
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#endif
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#if ENABLE(ORIENTATION_EVENTS)
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virtual int deviceOrientation() const = 0;
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#endif
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#if ENABLE(INPUT_TYPE_COLOR)
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virtual std::unique_ptr<ColorChooser> createColorChooser(ColorChooserClient&, const Color&) = 0;
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#endif
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#if ENABLE(DATALIST_ELEMENT)
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virtual std::unique_ptr<DataListSuggestionPicker> createDataListSuggestionPicker(DataListSuggestionsClient&) = 0;
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virtual bool canShowDataListSuggestionLabels() const = 0;
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#endif
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#if ENABLE(DATE_AND_TIME_INPUT_TYPES)
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virtual std::unique_ptr<DateTimeChooser> createDateTimeChooser(DateTimeChooserClient&) = 0;
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#endif
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#if ENABLE(APP_HIGHLIGHTS)
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virtual void storeAppHighlight(WebCore::AppHighlight&&) const = 0;
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#endif
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virtual void setTextIndicator(const TextIndicatorData&) const = 0;
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virtual void runOpenPanel(Frame&, FileChooser&) = 0;
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virtual void showShareSheet(ShareDataWithParsedURL&, WTF::CompletionHandler<void(bool)>&& callback) { callback(false); }
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virtual void showContactPicker(const ContactsRequestData&, WTF::CompletionHandler<void(std::optional<Vector<ContactInfo>>&&)>&& callback) { callback(std::nullopt); }
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// Asynchronous request to load an icon for specified filenames.
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virtual void loadIconForFiles(const Vector<String>&, FileIconLoader&) = 0;
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virtual void elementDidFocus(Element&) { }
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virtual void elementDidBlur(Element&) { }
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virtual void elementDidRefocus(Element&) { }
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virtual void focusedElementDidChangeInputMode(Element&, InputMode) { }
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virtual bool shouldPaintEntireContents() const { return false; }
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virtual bool hasStablePageScaleFactor() const { return true; }
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// Allows ports to customize the type of graphics layers created by this page.
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virtual GraphicsLayerFactory* graphicsLayerFactory() const { return nullptr; }
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virtual DisplayRefreshMonitorFactory* displayRefreshMonitorFactory() const { return nullptr; }
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virtual RefPtr<ImageBuffer> createImageBuffer(const FloatSize&, RenderingMode, RenderingPurpose, float, const DestinationColorSpace&, PixelFormat) const { return nullptr; }
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#if ENABLE(WEBGL)
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virtual RefPtr<GraphicsContextGL> createGraphicsContextGL(const GraphicsContextGLAttributes&, WebCore::PlatformDisplayID) const { return nullptr; }
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#endif
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// Pass nullptr as the GraphicsLayer to detatch the root layer.
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virtual void attachRootGraphicsLayer(Frame&, GraphicsLayer*) = 0;
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virtual void attachViewOverlayGraphicsLayer(GraphicsLayer*) = 0;
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// Sets a flag to specify that the next time content is drawn to the window,
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// the changes appear on the screen in synchrony with updates to GraphicsLayers.
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virtual void setNeedsOneShotDrawingSynchronization() = 0;
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virtual bool shouldTriggerRenderingUpdate(unsigned) const { return true; }
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// Makes a rendering update happen soon, typically in the current runloop.
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virtual void triggerRenderingUpdate() = 0;
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// Schedule a rendering update that coordinates with display refresh. Returns true if scheduled. (This is only used by SVGImageChromeClient.)
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virtual bool scheduleRenderingUpdate() { return false; }
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// Returns whether or not the client can render the composited layer,
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// regardless of the settings.
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virtual bool allowsAcceleratedCompositing() const { return true; }
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enum CompositingTrigger {
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ThreeDTransformTrigger = 1 << 0,
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VideoTrigger = 1 << 1,
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PluginTrigger = 1 << 2,
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CanvasTrigger = 1 << 3,
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AnimationTrigger = 1 << 4,
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FilterTrigger = 1 << 5,
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ScrollableNonMainFrameTrigger = 1 << 6,
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AnimatedOpacityTrigger = 1 << 7,
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AllTriggers = 0xFFFFFFFF
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};
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typedef unsigned CompositingTriggerFlags;
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// Returns a bitfield indicating conditions that can trigger the compositor.
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virtual CompositingTriggerFlags allowedCompositingTriggers() const { return static_cast<CompositingTriggerFlags>(AllTriggers); }
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// Returns true if layer tree updates are disabled.
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virtual bool layerTreeStateIsFrozen() const { return false; }
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virtual RefPtr<ScrollingCoordinator> createScrollingCoordinator(Page&) const { return nullptr; }
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#if PLATFORM(WIN) && USE(AVFOUNDATION)
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virtual GraphicsDeviceAdapter* graphicsDeviceAdapter() const { return nullptr; }
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#endif
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virtual bool supportsVideoFullscreen(HTMLMediaElementEnums::VideoFullscreenMode) { return false; }
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virtual bool supportsVideoFullscreenStandby() { return false; }
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#if ENABLE(VIDEO_PRESENTATION_MODE)
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virtual void prepareForVideoFullscreen() { }
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#endif
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#if ENABLE(VIDEO)
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virtual void enterVideoFullscreenForVideoElement(HTMLVideoElement&, HTMLMediaElementEnums::VideoFullscreenMode, bool standby) { UNUSED_PARAM(standby); }
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virtual void setUpPlaybackControlsManager(HTMLMediaElement&) { }
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virtual void clearPlaybackControlsManager() { }
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virtual void playbackControlsMediaEngineChanged() { }
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#endif
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#if ENABLE(MEDIA_USAGE)
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virtual void addMediaUsageManagerSession(MediaSessionIdentifier, const String&, const URL&) { }
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virtual void updateMediaUsageManagerSessionState(MediaSessionIdentifier, const MediaUsageInfo&) { }
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virtual void removeMediaUsageManagerSession(MediaSessionIdentifier) { }
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#endif
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virtual void exitVideoFullscreenForVideoElement(HTMLVideoElement&, WTF::CompletionHandler<void(bool)>&& completionHandler = [](bool) { }) { completionHandler(true); }
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virtual void exitVideoFullscreenToModeWithoutAnimation(HTMLVideoElement&, HTMLMediaElementEnums::VideoFullscreenMode) { }
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virtual bool requiresFullscreenForVideoPlayback() { return false; }
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#if ENABLE(FULLSCREEN_API)
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virtual bool supportsFullScreenForElement(const Element&, bool) { return false; }
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virtual void enterFullScreenForElement(Element&) { }
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virtual void exitFullScreenForElement(Element*) { }
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virtual void setRootFullScreenLayer(GraphicsLayer*) { }
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#endif
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#if ENABLE(VIDEO_PRESENTATION_MODE)
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virtual void setMockVideoPresentationModeEnabled(bool) { }
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#endif
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#if USE(COORDINATED_GRAPHICS)
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virtual IntRect visibleRectForTiledBackingStore() const { return IntRect(); }
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#endif
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#if PLATFORM(COCOA)
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virtual NSResponder *firstResponder() { return nullptr; }
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virtual void makeFirstResponder(NSResponder *) { }
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// Focuses on the containing view associated with this page.
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virtual void makeFirstResponder() { }
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virtual void assistiveTechnologyMakeFirstResponder() { }
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#endif
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virtual bool testProcessIncomingSyncMessagesWhenWaitingForSyncReply() { return true; }
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#if PLATFORM(IOS_FAMILY)
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// FIXME: Come up with a more descriptive name for this function and make it platform independent (if possible).
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virtual bool isStopping() = 0;
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#endif
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virtual void enableSuddenTermination() { }
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virtual void disableSuddenTermination() { }
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virtual void contentRuleListNotification(const URL&, const ContentRuleListResults&) { };
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#if PLATFORM(WIN)
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virtual void setLastSetCursorToCurrentCursor() = 0;
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virtual void AXStartFrameLoad() = 0;
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virtual void AXFinishFrameLoad() = 0;
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#endif
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virtual bool selectItemWritingDirectionIsNatural() = 0;
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virtual bool selectItemAlignmentFollowsMenuWritingDirection() = 0;
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// Checks if there is an opened popup, called by RenderMenuList::showPopup().
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virtual RefPtr<PopupMenu> createPopupMenu(PopupMenuClient&) const = 0;
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virtual RefPtr<SearchPopupMenu> createSearchPopupMenu(PopupMenuClient&) const = 0;
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virtual void postAccessibilityNotification(AccessibilityObject&, AXObjectCache::AXNotification) { }
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virtual void notifyScrollerThumbIsVisibleInRect(const IntRect&) { }
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virtual void recommendedScrollbarStyleDidChange(ScrollbarStyle) { }
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virtual std::optional<ScrollbarOverlayStyle> preferredScrollbarOverlayStyle() { return std::nullopt; }
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virtual void wheelEventHandlersChanged(bool hasHandlers) = 0;
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virtual bool isSVGImageChromeClient() const { return false; }
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#if ENABLE(POINTER_LOCK)
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virtual bool requestPointerLock() { return false; }
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virtual void requestPointerUnlock() { }
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#endif
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virtual FloatSize minimumWindowSize() const { return FloatSize(100, 100); };
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virtual bool isEmptyChromeClient() const { return false; }
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virtual String plugInStartLabelTitle(const String& mimeType) const { UNUSED_PARAM(mimeType); return String(); }
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virtual String plugInStartLabelSubtitle(const String& mimeType) const { UNUSED_PARAM(mimeType); return String(); }
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virtual String plugInExtraStyleSheet() const { return String(); }
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virtual String plugInExtraScript() const { return String(); }
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virtual void didAssociateFormControls(const Vector<RefPtr<Element>>&, Frame&) { };
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virtual bool shouldNotifyOnFormChanges() { return false; };
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virtual void didAddHeaderLayer(GraphicsLayer&) { }
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virtual void didAddFooterLayer(GraphicsLayer&) { }
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virtual bool shouldUseTiledBackingForFrameView(const FrameView&) const { return false; }
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virtual void isPlayingMediaDidChange(MediaProducer::MediaStateFlags) { }
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virtual void handleAutoplayEvent(AutoplayEvent, OptionSet<AutoplayEventFlags>) { }
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#if ENABLE(WEB_CRYPTO)
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virtual bool wrapCryptoKey(const Vector<uint8_t>&, Vector<uint8_t>&) const { return false; }
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virtual bool unwrapCryptoKey(const Vector<uint8_t>&, Vector<uint8_t>&) const { return false; }
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#endif
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#if ENABLE(TELEPHONE_NUMBER_DETECTION) && PLATFORM(MAC)
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virtual void handleTelephoneNumberClick(const String&, const IntPoint&) { }
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#endif
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#if ENABLE(DATA_DETECTION)
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virtual void handleClickForDataDetectionResult(const DataDetectorElementInfo&, const IntPoint&) { }
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#endif
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#if ENABLE(SERVICE_CONTROLS)
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virtual void handleSelectionServiceClick(FrameSelection&, const Vector<String>&, const IntPoint&) { }
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virtual bool hasRelevantSelectionServices(bool /*isTextOnly*/) const { return false; }
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#endif
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virtual bool shouldDispatchFakeMouseMoveEvents() const { return true; }
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virtual void handleAutoFillButtonClick(HTMLInputElement&) { }
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virtual void inputElementDidResignStrongPasswordAppearance(HTMLInputElement&) { };
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#if ENABLE(WIRELESS_PLAYBACK_TARGET)
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virtual void addPlaybackTargetPickerClient(PlaybackTargetClientContextIdentifier) { }
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virtual void removePlaybackTargetPickerClient(PlaybackTargetClientContextIdentifier) { }
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virtual void showPlaybackTargetPicker(PlaybackTargetClientContextIdentifier, const IntPoint&, bool /*isVideo*/) { }
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virtual void playbackTargetPickerClientStateDidChange(PlaybackTargetClientContextIdentifier, MediaProducer::MediaStateFlags) { }
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virtual void setMockMediaPlaybackTargetPickerEnabled(bool) { }
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virtual void setMockMediaPlaybackTargetPickerState(const String&, MediaPlaybackTargetContext::MockState) { }
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virtual void mockMediaPlaybackTargetPickerDismissPopup() { }
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#endif
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virtual void imageOrMediaDocumentSizeChanged(const IntSize&) { }
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#if ENABLE(VIDEO) && USE(GSTREAMER)
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virtual void requestInstallMissingMediaPlugins(const String& /*details*/, const String& /*description*/, MediaPlayerRequestInstallMissingPluginsCallback&) { }
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#endif
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virtual void didInvalidateDocumentMarkerRects() { }
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virtual void reportProcessCPUTime(Seconds, ActivityStateForCPUSampling) { }
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virtual RefPtr<Icon> createIconForFiles(const Vector<String>& /* filenames */) = 0;
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#if ENABLE(RESOURCE_LOAD_STATISTICS)
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virtual void hasStorageAccess(RegistrableDomain&& /*subFrameDomain*/, RegistrableDomain&& /*topFrameDomain*/, Frame&, WTF::CompletionHandler<void(bool)>&& completionHandler) { completionHandler(false); }
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virtual void requestStorageAccess(RegistrableDomain&& subFrameDomain, RegistrableDomain&& topFrameDomain, Frame&, StorageAccessScope scope, WTF::CompletionHandler<void(RequestStorageAccessResult)>&& completionHandler) { completionHandler({ StorageAccessWasGranted::No, StorageAccessPromptWasShown::No, scope, WTFMove(topFrameDomain), WTFMove(subFrameDomain) }); }
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#endif
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#if ENABLE(DEVICE_ORIENTATION)
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virtual void shouldAllowDeviceOrientationAndMotionAccess(Frame&, bool /* mayPrompt */, WTF::CompletionHandler<void(DeviceOrientationOrMotionPermissionState)>&& callback) { callback(DeviceOrientationOrMotionPermissionState::Denied); }
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#endif
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virtual void didInsertMenuElement(HTMLMenuElement&) { }
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virtual void didRemoveMenuElement(HTMLMenuElement&) { }
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virtual void didInsertMenuItemElement(HTMLMenuItemElement&) { }
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virtual void didRemoveMenuItemElement(HTMLMenuItemElement&) { }
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virtual String signedPublicKeyAndChallengeString(unsigned, const String&, const URL&) const { return emptyString(); }
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virtual void configureLoggingChannel(const String&, WTFLogChannelState, WTFLogLevel) { }
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virtual bool userIsInteracting() const { return false; }
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virtual void setUserIsInteracting(bool) { }
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#if ENABLE(WEB_AUTHN)
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virtual void setMockWebAuthenticationConfiguration(const MockWebAuthenticationConfiguration&) { }
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#endif
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virtual void animationDidFinishForElement(const Element&) { }
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#if PLATFORM(MAC)
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virtual void changeUniversalAccessZoomFocus(const IntRect&, const IntRect&) { }
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#endif
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#if ENABLE(IMAGE_ANALYSIS)
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virtual void requestTextRecognition(Element&, CompletionHandler<void(RefPtr<Element>&&)>&& completion = { })
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{
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if (completion)
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completion({ });
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}
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#endif
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virtual bool needsImageOverlayControllerForSelectionPainting() const { return false; }
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#if ENABLE(MEDIA_CONTROLS_CONTEXT_MENUS) && USE(UICONTEXTMENU)
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virtual void showMediaControlsContextMenu(FloatRect&&, Vector<MediaControlsContextMenuItem>&&, CompletionHandler<void(MediaControlsContextMenuItem::ID)>&& completionHandler) { completionHandler(MediaControlsContextMenuItem::invalidID); }
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#endif // ENABLE(MEDIA_CONTROLS_CONTEXT_MENUS) && USE(UICONTEXTMENU)
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#if ENABLE(WEBXR)
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virtual void enumerateImmersiveXRDevices(CompletionHandler<void(const PlatformXR::Instance::DeviceList&)>&& completionHandler) { PlatformXR::Instance::singleton().enumerateImmersiveXRDevices(WTFMove(completionHandler)); }
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#endif
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#if ENABLE(TEXT_AUTOSIZING)
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virtual void textAutosizingUsesIdempotentModeChanged() { }
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#endif
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#if HAVE(ARKIT_INLINE_PREVIEW_IOS)
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virtual void takeModelElementFullscreen(WebCore::GraphicsLayer::PlatformLayerID) const { }
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#endif
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#if HAVE(ARKIT_INLINE_PREVIEW_MAC)
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virtual void modelElementDidCreatePreview(WebCore::HTMLModelElement&, const URL&, const String&, const WebCore::FloatSize&) const { };
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#endif
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protected:
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virtual ~ChromeClient() = default;
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};
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} // namespace WebCore
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