[content shell] implement testRunner.overridePreference
[chromium-blink-merge.git] / cc / layer_animation_observer.h
blob16a10b9f1cb52f97d4d343e2161bcf665fabeb32
1 // Copyright 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef CC_LAYER_ANIMATION_OBSERVER_H_
6 #define CC_LAYER_ANIMATION_OBSERVER_H_
8 namespace cc {
10 class CC_EXPORT LayerAnimationObserver {
11 public:
12 virtual void OnAnimationStarted(const AnimationEvent& event) = 0;
15 } // namespace cc
17 #endif // CC_LAYER_ANIMATION_OBSERVER_H_