Refactor the Heap into ThreadHeap to prepare for per thread heaps

third_party/WebKit/Source/core/animation/AnimationTimelineTest.cpp

 /*
  * 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 58 matching lines @@
         timeline->resetForTesting();
         ASSERT_EQ(0, timeline->currentTimeInternal());
     }
 
     virtual void TearDown()
     {
         document.release();
         element.release();
         timeline.release();
 #if ENABLE(OILPAN)
-        Heap::collectAllGarbage();
+        ThreadHeap::collectAllGarbage();
 #endif
     }
 
     void updateClockAndService(double time)
     {
         document->animationClock().updateTime(time);
         document->compositorPendingAnimations().update(false);
         timeline->serviceAnimations(TimingUpdateForAnimationFrame);
         timeline->scheduleNextService();
     }
@@ skipping 265 matching lines @@
 
 TEST_F(AnimationAnimationTimelineTest, UseAnimationAfterTimelineDeref)
 {
     Animation* animation = timeline->play(0);
     timeline.clear();
     // Test passes if this does not crash.
     animation->setStartTime(0);
 }
 
 } // namespace blink