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

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

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CompositorFloatAnimationCurve_h
 #define CompositorFloatAnimationCurve_h
 
 #include "platform/PlatformExport.h"
 #include "platform/animation/CompositorAnimationCurve.h"
 #include "platform/animation/CompositorFloatKeyframe.h"
 #include "platform/animation/TimingFunction.h"
 #include "wtf/Noncopyable.h"
+#include "wtf/Vector.h"
 
 namespace cc {
 class KeyframedFloatAnimationCurve;
 }
 
 namespace blink {
 struct CompositorFloatKeyframe;
 }
 
 namespace blink {
 
 // A keyframed float animation curve.
 class PLATFORM_EXPORT CompositorFloatAnimationCurve : public CompositorAnimationCurve {
     WTF_MAKE_NONCOPYABLE(CompositorFloatAnimationCurve);
 public:
     CompositorFloatAnimationCurve();
     ~CompositorFloatAnimationCurve() override;
 
-    virtual void addLinearKeyframe(const CompositorFloatKeyframe&);
-    virtual void addCubicBezierKeyframe(const CompositorFloatKeyframe&, CubicBezierTimingFunction::EaseType);
+    static PassOwnPtr<CompositorFloatAnimationCurve> CreateForTesting(std::unique_ptr<cc::KeyframedFloatAnimationCurve>);
+    Vector<CompositorFloatKeyframe> keyframesForTesting() const;
+
+    // TODO(loyso): Erase these methods once blink/cc timing functions unified.
+    CubicBezierTimingFunction::EaseType getCurveEaseTypeForTesting() const;
+    bool curveHasLinearTimingFunctionForTesting() const;
+    CubicBezierTimingFunction::EaseType getKeyframeEaseTypeForTesting(unsigned long index) const;
+    bool keyframeHasLinearTimingFunctionForTesting(unsigned long index) const;
+
+    void addLinearKeyframe(const CompositorFloatKeyframe&);
+    void addCubicBezierKeyframe(const CompositorFloatKeyframe&, 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 CompositorFloatKeyframe&, double x1, double y1, double x2, double y2);
-    virtual void addStepsKeyframe(const CompositorFloatKeyframe&, int steps, StepsTimingFunction::StepPosition);
+    void addCubicBezierKeyframe(const CompositorFloatKeyframe&, double x1, double y1, double x2, double y2);
+    void addStepsKeyframe(const CompositorFloatKeyframe&, 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);
 
-    virtual float getValue(double time) const;
+    float getValue(double time) const;
 
     // CompositorAnimationCurve implementation.
     std::unique_ptr<cc::AnimationCurve> cloneToAnimationCurve() const override;
 
 private:
+    CompositorFloatAnimationCurve(std::unique_ptr<cc::KeyframedFloatAnimationCurve>);
+
     std::unique_ptr<cc::KeyframedFloatAnimationCurve> m_curve;
 };
 
 } // namespace blink
 
 #endif // CompositorFloatAnimationCurve_h