Move core/animation timers to frame-specific task runners.

third_party/WebKit/Source/core/animation/AnimationTimeline.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 18 matching lines @@
  */
 
 #ifndef AnimationTimeline_h
 #define AnimationTimeline_h
 
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "core/CoreExport.h"
 #include "core/animation/Animation.h"
 #include "core/animation/EffectModel.h"
 #include "core/dom/Element.h"
+#include "core/dom/TaskRunnerHelper.h"
 #include "platform/Timer.h"
 #include "platform/animation/CompositorAnimationTimeline.h"
 #include "platform/heap/Handle.h"
 #include "wtf/RefPtr.h"
 #include "wtf/Vector.h"
 #include <memory>
 
 namespace blink {
 
 class Document;
@@ skipping 82 matching lines @@
 
   Member<PlatformTiming> m_timing;
   double m_lastCurrentTimeInternal;
 
   std::unique_ptr<CompositorAnimationTimeline> m_compositorTimeline;
 
   class AnimationTimelineTiming final : public PlatformTiming {
    public:
     AnimationTimelineTiming(AnimationTimeline* timeline)
         : m_timeline(timeline),
-          m_timer(this, &AnimationTimelineTiming::timerFired) {
+          m_timer(TaskRunnerHelper::get(TaskType::UnspecedTimer,
+                                        timeline->document()),
+                  this,
+                  &AnimationTimelineTiming::timerFired) {
       DCHECK(m_timeline);
     }
 
     void wakeAfter(double duration) override;
     void serviceOnNextFrame() override;
 
     void timerFired(TimerBase*) { m_timeline->wake(); }
 
     DECLARE_VIRTUAL_TRACE();
 
    private:
     Member<AnimationTimeline> m_timeline;
-    Timer<AnimationTimelineTiming> m_timer;
+    TaskRunnerTimer<AnimationTimelineTiming> m_timer;
   };
 
   friend class AnimationAnimationTimelineTest;
 };
 
 }  // namespace blink
 
 #endif