Rename of InkDropAnimation classes to InkDropRipple.

ui/views/animation/ink_drop_animation_observer.h

-// Copyright 2015 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_VIEWS_ANIMATION_INK_DROP_ANIMATION_OBSERVER_H_
-#define UI_VIEWS_ANIMATION_INK_DROP_ANIMATION_OBSERVER_H_
-
-#include <string>
-
-#include "base/macros.h"
-#include "ui/views/animation/ink_drop_animation_ended_reason.h"
-#include "ui/views/animation/ink_drop_state.h"
-#include "ui/views/views_export.h"
-
-namespace views {
-
-// Observer to attach to an InkDropAnimation.
-class VIEWS_EXPORT InkDropAnimationObserver {
- public:
-  // An animation for the given |ink_drop_state| has started.
-  virtual void AnimationStarted(InkDropState ink_drop_state) = 0;
-
-  // Notifies the observer that an animation for the given |ink_drop_state| has
-  // finished and the reason for completion is given by |reason|. If |reason| is
-  // SUCCESS then the animation has progressed to its final frame however if
-  // |reason| is |PRE_EMPTED| then the animation was stopped before its final
-  // frame.
-  virtual void AnimationEnded(InkDropState ink_drop_state,
-                              InkDropAnimationEndedReason reason) = 0;
-
- protected:
-  InkDropAnimationObserver() = default;
-  virtual ~InkDropAnimationObserver() = default;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(InkDropAnimationObserver);
-};
-
-}  // namespace views
-
-#endif  // UI_VIEWS_ANIMATION_INK_DROP_ANIMATION_OBSERVER_H_