Blink Compositor Animation: Use PassOwnPtr in CompositorFactory.

third_party/WebKit/Source/core/page/scrolling/ScrollingCoordinator.cpp

 /*
  * Copyright (C) 2011 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 679 matching lines @@
         if (mainThreadScrollingReasons)
             scrollLayer->addMainThreadScrollingReasons(mainThreadScrollingReasons);
         else
             scrollLayer->clearMainThreadScrollingReasons();
     }
 }
 
 void ScrollingCoordinator::layerTreeViewInitialized(WebLayerTreeView& layerTreeView)
 {
     if (RuntimeEnabledFeatures::compositorAnimationTimelinesEnabled() && Platform::current()->isThreadedAnimationEnabled()) {
-        m_programmaticScrollAnimatorTimeline = adoptPtr(CompositorFactory::current().createAnimationTimeline());
+        m_programmaticScrollAnimatorTimeline = CompositorFactory::current().createAnimationTimeline();
         layerTreeView.attachCompositorAnimationTimeline(m_programmaticScrollAnimatorTimeline->animationTimeline());
     }
 }
 
 void ScrollingCoordinator::willCloseLayerTreeView(WebLayerTreeView& layerTreeView)
 {
     if (m_programmaticScrollAnimatorTimeline) {
         layerTreeView.detachCompositorAnimationTimeline(m_programmaticScrollAnimatorTimeline->animationTimeline());
         m_programmaticScrollAnimatorTimeline.clear();
     }
@@ skipping 340 matching lines @@
     bool frameIsScrollable = frameView && frameView->isScrollable();
     if (frameIsScrollable != m_wasFrameScrollable)
         return true;
 
     if (WebLayer* scrollLayer = frameView ? toWebLayer(frameView->layerForScrolling()) : nullptr)
         return WebSize(frameView->contentsSize()) != scrollLayer->bounds();
     return false;
 }
 
 } // namespace blink