[animations] Adds metrics for jank on selected layer animations

ui/compositor/test/test_layer_animation_delegate.h

 // Copyright (c) 2012 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 UI_COMPOSITOR_TEST_TEST_LAYER_ANIMATION_DELEGATE_H_
 #define UI_COMPOSITOR_TEST_TEST_LAYER_ANIMATION_DELEGATE_H_
 
 #include "base/compiler_specific.h"
 #include "cc/layers/layer.h"
 #include "ui/compositor/layer_animation_delegate.h"
@@ skipping 34 matching lines @@
   gfx::Transform GetTransformForAnimation() const override;
   float GetOpacityForAnimation() const override;
   bool GetVisibilityForAnimation() const override;
   float GetBrightnessForAnimation() const override;
   float GetGrayscaleForAnimation() const override;
   SkColor GetColorForAnimation() const override;
   float GetDeviceScaleFactor() const override;
   LayerAnimatorCollection* GetLayerAnimatorCollection() override;
   cc::Layer* GetCcLayer() const override;
   LayerThreadedAnimationDelegate* GetThreadedAnimationDelegate() override;
+  int GetFrameNumber() const override;
+  float GetRefreshRate() const override;
 
  private:
   void CreateCcLayer();
 
   TestLayerThreadedAnimationDelegate threaded_delegate_;
 
   gfx::Rect bounds_;
   gfx::Transform transform_;
   float opacity_;
   bool visibility_;
   float brightness_;
   float grayscale_;
   SkColor color_;
   scoped_refptr<cc::Layer> cc_layer_;
 
   // Allow copy and assign.
 };
 
 }  // namespace ui
 
 #endif  // UI_COMPOSITOR_TEST_TEST_LAYER_ANIMATION_DELEGATE_H_