Blink Compositor Animation: Make Animation and Curve methods non-virtual.

third_party/WebKit/Source/platform/animation/CompositorTransformAnimationCurve.h

Index: third_party/WebKit/Source/platform/animation/CompositorTransformAnimationCurve.h
diff --git a/third_party/WebKit/Source/platform/animation/CompositorTransformAnimationCurve.h b/third_party/WebKit/Source/platform/animation/CompositorTransformAnimationCurve.h
index 724fe1b1bd8e5dc9f195aea148ef79685f2c59a8..75a95400b817c5fc534257ede4788a7c4b560c03 100644
--- a/third_party/WebKit/Source/platform/animation/CompositorTransformAnimationCurve.h
+++ b/third_party/WebKit/Source/platform/animation/CompositorTransformAnimationCurve.h
@@ -28,17 +28,17 @@ public:
     CompositorTransformAnimationCurve();
     ~CompositorTransformAnimationCurve() override;
 
-    virtual void addLinearKeyframe(const CompositorTransformKeyframe&);
-    virtual void addCubicBezierKeyframe(const CompositorTransformKeyframe&, CubicBezierTimingFunction::EaseType);
+    void addLinearKeyframe(const CompositorTransformKeyframe&);
+    void addCubicBezierKeyframe(const CompositorTransformKeyframe&, CubicBezierTimingFunction::EaseType);
     // Adds the keyframe with a custom, bezier timing function. Note, it is
     // assumed that x0 = y0, and x3 = y3 = 1.
-    virtual void addCubicBezierKeyframe(const CompositorTransformKeyframe&, double x1, double y1, double x2, double y2);
-    virtual void addStepsKeyframe(const CompositorTransformKeyframe&, int steps, StepsTimingFunction::StepPosition);
+    void addCubicBezierKeyframe(const CompositorTransformKeyframe&, double x1, double y1, double x2, double y2);
+    void addStepsKeyframe(const CompositorTransformKeyframe&, int steps, StepsTimingFunction::StepPosition);
 
-    virtual void setLinearTimingFunction();
-    virtual void setCubicBezierTimingFunction(CubicBezierTimingFunction::EaseType);
-    virtual void setCubicBezierTimingFunction(double x1, double y1, double x2, double y2);
-    virtual void setStepsTimingFunction(int numberOfSteps, StepsTimingFunction::StepPosition);
+    void setLinearTimingFunction();
+    void setCubicBezierTimingFunction(CubicBezierTimingFunction::EaseType);
+    void setCubicBezierTimingFunction(double x1, double y1, double x2, double y2);
+    void setStepsTimingFunction(int numberOfSteps, StepsTimingFunction::StepPosition);
 
     // CompositorAnimationCurve implementation.
     std::unique_ptr<cc::AnimationCurve> cloneToAnimationCurve() const override;