Revert r160071 "Web Animations: Implement AnimationClock and fix start time of animations"

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 42 matching lines @@
 #include "weborigin/ReferrerPolicy.h"
 #include "wtf/HashSet.h"
 #include "wtf/OwnPtr.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/WeakPtr.h"
 
 namespace WebCore {
 
 class AXObjectCache;
-class AnimationClock;
 class Attr;
 class CDATASection;
 class CSSStyleDeclaration;
 class CSSStyleSheet;
 class CSSStyleSheetResource;
 class CanvasRenderingContext;
 class CharacterData;
 class Chrome;
 class Comment;
 class ContentSecurityPolicyResponseHeaders;
@@ skipping 959 matching lines @@
     void didRemoveAllPendingStylesheet();
     void setNeedsNotifyRemoveAllPendingStylesheet() { m_needsNotifyRemoveAllPendingStylesheet = true; }
     void clearStyleResolver();
     void notifySeamlessChildDocumentsOfStylesheetUpdate() const;
 
     bool inStyleRecalc() { return m_inStyleRecalc; }
 
     // Return a Locale for the default locale if the argument is null or empty.
     Locale& getCachedLocale(const AtomicString& locale = nullAtom);
 
-    AnimationClock& animationClock() { return *m_animationClock; }
     DocumentTimeline* timeline() const { return m_timeline.get(); }
 
     void addToTopLayer(Element*, const Element* before = 0);
     void removeFromTopLayer(Element*);
     const Vector<RefPtr<Element> >& topLayerElements() const { return m_topLayerElements; }
     HTMLDialogElement* activeModalDialog() const;
 
     const Document* templateDocument() const;
     Document& ensureTemplateDocument();
     void setTemplateDocumentHost(Document* templateDocumentHost) { m_templateDocumentHost = templateDocumentHost; }
@@ skipping 321 matching lines @@
 
     OwnPtr<DocumentSharedObjectPool> m_sharedObjectPool;
 
 #ifndef NDEBUG
     bool m_didDispatchViewportPropertiesChanged;
 #endif
 
     typedef HashMap<AtomicString, OwnPtr<Locale> > LocaleIdentifierToLocaleMap;
     LocaleIdentifierToLocaleMap m_localeCache;
 
-    OwnPtr<AnimationClock> m_animationClock;
     RefPtr<DocumentTimeline> m_timeline;
 
     RefPtr<Document> m_templateDocument;
     Document* m_templateDocumentHost; // Manually managed weakref (backpointer from m_templateDocument).
 
     RefPtr<FontFaceSet> m_fonts;
 
     Timer<Document> m_didAssociateFormControlsTimer;
     HashSet<RefPtr<Element> > m_associatedFormControls;
 };
@@ skipping 48 matching lines @@
 inline bool Node::isDocumentNode() const
 {
     return this == documentInternal();
 }
 
 Node* eventTargetNodeForDocument(Document*);
 
 } // namespace WebCore
 
 #endif // Document_h