Remove parts of //cc we aren't using

cc/blink/web_to_cc_animation_delegate_adapter.h

-// Copyright 2014 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 CC_BLINK_WEB_TO_CC_ANIMATION_DELEGATE_ADAPTER_H_
-#define CC_BLINK_WEB_TO_CC_ANIMATION_DELEGATE_ADAPTER_H_
-
-#include "base/basictypes.h"
-#include "base/compiler_specific.h"
-#include "cc/animation/animation_delegate.h"
-
-namespace blink {
-class WebCompositorAnimationDelegate;
-}
-
-namespace cc_blink {
-
-class WebToCCAnimationDelegateAdapter : public cc::AnimationDelegate {
- public:
-  explicit WebToCCAnimationDelegateAdapter(
-      blink::WebCompositorAnimationDelegate* delegate);
-
- private:
-  void NotifyAnimationStarted(base::TimeTicks monotonic_time,
-                              cc::Animation::TargetProperty target_property,
-                              int group) override;
-  void NotifyAnimationFinished(base::TimeTicks monotonic_time,
-                               cc::Animation::TargetProperty target_property,
-                               int group) override;
-
-  blink::WebCompositorAnimationDelegate* delegate_;
-
-  DISALLOW_COPY_AND_ASSIGN(WebToCCAnimationDelegateAdapter);
-};
-
-}  // namespace cc_blink
-
-#endif  // CC_BLINK_WEB_TO_CC_ANIMATION_DELEGATE_ADAPTER_H_