It is time.

ui/compositor/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_LAYER_ANIMATION_DELEGATE_H_
-#define UI_COMPOSITOR_LAYER_ANIMATION_DELEGATE_H_
-
-#include "base/memory/scoped_ptr.h"
-#include "cc/animation/animation.h"
-#include "third_party/skia/include/core/SkColor.h"
-#include "ui/compositor/compositor_export.h"
-#include "ui/gfx/rect.h"
-#include "ui/gfx/transform.h"
-
-namespace ui {
-
-class LayerAnimatorCollection;
-
-// Layer animations interact with the layers using this interface.
-class COMPOSITOR_EXPORT LayerAnimationDelegate {
- public:
-  virtual void SetBoundsFromAnimation(const gfx::Rect& bounds) = 0;
-  virtual void SetTransformFromAnimation(const gfx::Transform& transform) = 0;
-  virtual void SetOpacityFromAnimation(float opacity) = 0;
-  virtual void SetVisibilityFromAnimation(bool visibility) = 0;
-  virtual void SetBrightnessFromAnimation(float brightness) = 0;
-  virtual void SetGrayscaleFromAnimation(float grayscale) = 0;
-  virtual void SetColorFromAnimation(SkColor color) = 0;
-  virtual void ScheduleDrawForAnimation() = 0;
-  virtual const gfx::Rect& GetBoundsForAnimation() const = 0;
-  virtual gfx::Transform GetTransformForAnimation() const = 0;
-  virtual float GetOpacityForAnimation() const = 0;
-  virtual bool GetVisibilityForAnimation() const = 0;
-  virtual float GetBrightnessForAnimation() const = 0;
-  virtual float GetGrayscaleForAnimation() const = 0;
-  virtual SkColor GetColorForAnimation() const = 0;
-  virtual float GetDeviceScaleFactor() const = 0;
-  virtual void AddThreadedAnimation(scoped_ptr<cc::Animation> animation) = 0;
-  virtual void RemoveThreadedAnimation(int animation_id) = 0;
-  virtual LayerAnimatorCollection* GetLayerAnimatorCollection() = 0;
-
- protected:
-  virtual ~LayerAnimationDelegate() {}
-};
-
-}  // namespace ui
-
-#endif  // UI_COMPOSITOR_LAYER_ANIMATION_DELEGATE_H_