Remove unnecessary includes from Document.h

third_party/WebKit/Source/core/dom/Document.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
@@ skipping 13 matching lines @@
  * Boston, MA 02110-1301, USA.
  *
  */
 
 #ifndef Document_h
 #define Document_h
 
 #include "bindings/core/v8/ExceptionStatePlaceholder.h"
 #include "bindings/core/v8/ScriptValue.h"
 #include "core/CoreExport.h"
-#include "core/animation/AnimationClock.h"
 #include "core/dom/ContainerNode.h"
 #include "core/dom/DocumentEncodingData.h"
 #include "core/dom/DocumentInit.h"
 #include "core/dom/DocumentLifecycle.h"
 #include "core/dom/DocumentTiming.h"
 #include "core/dom/ExecutionContext.h"
 #include "core/dom/MutationObserver.h"
 #include "core/dom/TextLinkColors.h"
 #include "core/dom/TreeScope.h"
 #include "core/dom/UserActionElementSet.h"
 #include "core/dom/ViewportDescription.h"
 #include "core/dom/custom/V0CustomElement.h"
 #include "core/fetch/ClientHintsPreferences.h"
 #include "core/frame/DOMTimerCoordinator.h"
 #include "core/frame/HostsUsingFeatures.h"
-#include "core/frame/LocalDOMWindow.h"
-#include "core/frame/VisualViewport.h"
-#include "core/html/CollectionType.h"
 #include "core/html/parser/ParserSynchronizationPolicy.h"
 #include "core/page/PageVisibilityState.h"
 #include "platform/Length.h"
 #include "platform/Timer.h"
-#include "platform/heap/Handle.h"
 #include "platform/weborigin/KURL.h"
 #include "platform/weborigin/ReferrerPolicy.h"
 #include "public/platform/WebFocusType.h"
 #include "wtf/HashSet.h"
 #include "wtf/OwnPtr.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/PassRefPtr.h"
 
 namespace blink {
 
+class AnimationClock;
 class AnimationTimeline;
 class AXObjectCache;
 class Attr;
 class CDATASection;
 class CSSStyleDeclaration;
 class CSSStyleSheet;
 class CancellableTaskFactory;
 class CanvasFontCache;
 class CanvasRenderingContext2D;
 class CanvasRenderingContext2DOrWebGLRenderingContext;
@@ skipping 43 matching lines @@
 class HTMLLinkElement;
 class HTMLScriptElementOrSVGScriptElement;
 class HitTestRequest;
 class IdleRequestCallback;
 class IdleRequestOptions;
 class InputDeviceCapabilities;
 class IntersectionObserverController;
 class LayoutPoint;
 class LayoutViewItem;
 class LiveNodeListBase;
+class LocalDOMWindow;
 class Locale;
 class LocalFrame;
 class Location;
 class MainThreadTaskRunner;
 class MediaQueryListListener;
 class MediaQueryMatcher;
 class NodeFilter;
 class NodeIntersectionObserverData;
 class NodeIterator;
 class NthIndexCache;
@@ skipping 21 matching lines @@
 class StyleResolver;
 class StyleSheet;
 class StyleSheetList;
 class Text;
 class TextAutosizer;
 class Touch;
 class TouchList;
 class TransformSource;
 class TreeWalker;
 class VisitedLinkState;
+class VisualViewport;
 class WebGLRenderingContext;
 enum class SelectionBehaviorOnFocus;
 struct AnnotatedRegionValue;
 struct FocusParams;
 struct IconURL;
 
 using MouseEventWithHitTestResults = EventWithHitTestResults<PlatformMouseEvent>;
 using ExceptionCode = int;
 
 enum StyleResolverUpdateMode {
@@ skipping 1272 matching lines @@
 DEFINE_TYPE_CASTS(TreeScope, Document, document, true, true);
 
 } // namespace blink
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 CORE_EXPORT void showLiveDocumentInstances();
 #endif
 
 #endif // Document_h