Blink Compositor Animation: Use PassOwnPtr in CompositorFactory.

third_party/WebKit/Source/platform/graphics/CompositorFactory.h

Index: third_party/WebKit/Source/platform/graphics/CompositorFactory.h
diff --git a/third_party/WebKit/Source/platform/graphics/CompositorFactory.h b/third_party/WebKit/Source/platform/graphics/CompositorFactory.h
index 143a9918bcd270da0d0e2f6724a4871645b1b2bb..ac29c6e724940be3b7c170e994fcdbb87c3e5fc5 100644
--- a/third_party/WebKit/Source/platform/graphics/CompositorFactory.h
+++ b/third_party/WebKit/Source/platform/graphics/CompositorFactory.h
@@ -31,28 +31,28 @@ public:
 
     // Animation ----------------------------------------------------
 
-    virtual CompositorFilterAnimationCurve* createFilterAnimationCurve() { return nullptr; }
+    virtual PassOwnPtr<CompositorFilterAnimationCurve> createFilterAnimationCurve();
 
-    virtual CompositorFloatAnimationCurve* createFloatAnimationCurve() { return nullptr; }
+    virtual PassOwnPtr<CompositorFloatAnimationCurve> createFloatAnimationCurve();
 
-    virtual CompositorScrollOffsetAnimationCurve* createScrollOffsetAnimationCurve(
+    virtual PassOwnPtr<CompositorScrollOffsetAnimationCurve> createScrollOffsetAnimationCurve(
         FloatPoint targetValue,
         CompositorAnimationCurve::TimingFunctionType,
-        CompositorScrollOffsetAnimationCurve::ScrollDurationBehavior) { return nullptr; }
+        CompositorScrollOffsetAnimationCurve::ScrollDurationBehavior);
 
-    virtual CompositorTransformAnimationCurve* createTransformAnimationCurve() { return nullptr; }
+    virtual PassOwnPtr<CompositorTransformAnimationCurve> createTransformAnimationCurve();
 
-    virtual CompositorTransformOperations* createTransformOperations() { return nullptr; }
+    virtual PassOwnPtr<CompositorTransformOperations> createTransformOperations();
 
-    virtual CompositorFilterOperations* createFilterOperations() { return nullptr; }
+    virtual PassOwnPtr<CompositorFilterOperations> createFilterOperations();
 
-    virtual CompositorAnimation* createAnimation(const CompositorAnimationCurve&, CompositorAnimation::TargetProperty, int groupId = 0, int animationId = 0) { return nullptr; }
+    virtual PassOwnPtr<CompositorAnimation> createAnimation(const CompositorAnimationCurve&, CompositorAnimation::TargetProperty, int groupId = 0, int animationId = 0);
 
-    virtual CompositorAnimationPlayer* createAnimationPlayer() { return nullptr; }
+    virtual PassOwnPtr<CompositorAnimationPlayer> createAnimationPlayer();
 
-    virtual CompositorAnimationTimeline* createAnimationTimeline() { return nullptr; }
+    virtual PassOwnPtr<CompositorAnimationTimeline> createAnimationTimeline();
 
-    virtual ~CompositorFactory() {}
+    virtual ~CompositorFactory();
 };
 
 } // namespace blink