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

Source/core/dom/Document.cpp

 /*
  * 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, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2008, 2009, 2011, 2012 Google Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) Research In Motion Limited 2010-2011. All rights reserved.
@@ skipping 24 matching lines @@
 #include "SVGNames.h"
 #include "XMLNSNames.h"
 #include "XMLNames.h"
 #include "bindings/v8/CustomElementConstructorBuilder.h"
 #include "bindings/v8/Dictionary.h"
 #include "bindings/v8/ExceptionMessages.h"
 #include "bindings/v8/ExceptionState.h"
 #include "bindings/v8/ExceptionStatePlaceholder.h"
 #include "bindings/v8/ScriptController.h"
 #include "core/accessibility/AXObjectCache.h"
-#include "core/animation/AnimationClock.h"
 #include "core/animation/DocumentTimeline.h"
 #include "core/css/CSSDefaultStyleSheets.h"
 #include "core/css/CSSFontSelector.h"
 #include "core/css/CSSStyleDeclaration.h"
 #include "core/css/CSSStyleSheet.h"
 #include "core/css/FontFaceSet.h"
 #include "core/css/MediaQueryMatcher.h"
 #include "core/css/StylePropertySet.h"
 #include "core/css/StyleSheetContents.h"
 #include "core/css/StyleSheetList.h"
@@ skipping 397 matching lines @@
     , m_writeRecursionDepth(0)
     , m_lastHandledUserGestureTimestamp(0)
     , m_textAutosizer(TextAutosizer::create(this))
     , m_registrationContext(initializer.registrationContext(this))
     , m_pendingTasksTimer(this, &Document::pendingTasksTimerFired)
     , m_scheduledTasksAreSuspended(false)
     , m_sharedObjectPoolClearTimer(this, &Document::sharedObjectPoolClearTimerFired)
 #ifndef NDEBUG
     , m_didDispatchViewportPropertiesChanged(false)
 #endif
-    , m_animationClock(AnimationClock::create())
     , m_timeline(DocumentTimeline::create(this))
     , m_templateDocumentHost(0)
     , m_fonts(0)
     , m_didAssociateFormControlsTimer(this, &Document::didAssociateFormControlsTimerFired)
 {
     setClient(this);
     ScriptWrappable::init(this);
 
     if (m_frame) {
         provideContextFeaturesToDocumentFrom(this, m_frame->page());
@@ skipping 1283 matching lines @@
 void Document::updateStyleIfNeeded()
 {
     ASSERT(isMainThread());
     ASSERT(!view() || (!view()->isInLayout() && !view()->isPainting()));
 
     if (!needsStyleRecalc() && !childNeedsStyleRecalc() && !childNeedsDistributionRecalc())
         return;
 
     AnimationUpdateBlock animationUpdateBlock(m_frame ? m_frame->animation() : 0);
     recalcStyle(NoChange);
-    m_animationClock->unfreeze();
 }
 
 void Document::updateStyleForNodeIfNeeded(Node* node)
 {
     if (!hasPendingForcedStyleRecalc() && !childNeedsStyleRecalc() && !needsStyleRecalc())
         return;
 
     bool needsStyleRecalc = hasPendingForcedStyleRecalc();
     for (Node* ancestor = node; ancestor && !needsStyleRecalc; ancestor = ancestor->parentOrShadowHostNode())
         needsStyleRecalc = ancestor->needsStyleRecalc();
@@ skipping 3578 matching lines @@
 void Document::modifiedStyleSheet(StyleSheet* sheet, RecalcStyleTime when, StyleResolverUpdateMode updateMode)
 {
     if (!isActive())
         return;
 
     styleEngine()->modifiedStyleSheet(sheet);
     styleResolverChanged(when, updateMode);
 }
 
 } // namespace WebCore