Update cc snapshot to r127918

cc/CCLayerTreeHostClient.h

 // Copyright 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 CCLayerTreeHostClient_h
 #define CCLayerTreeHostClient_h
 
 #include <wtf/PassOwnPtr.h>
 
 namespace WebKit {
 class WebCompositorOutputSurface;
 }
 
 namespace WebCore {
+class CCInputHandler;
 class IntSize;
 
 class CCLayerTreeHostClient {
 public:
     virtual void willBeginFrame() = 0;
     // Marks finishing compositing-related tasks on the main thread. In threaded mode, this corresponds to didCommit().
     virtual void didBeginFrame() = 0;
     virtual void animate(double frameBeginTime) = 0;
     virtual void layout() = 0;
     virtual void applyScrollAndScale(const IntSize& scrollDelta, float pageScale) = 0;
     virtual PassOwnPtr<WebKit::WebCompositorOutputSurface> createOutputSurface() = 0;
     virtual void didRecreateOutputSurface(bool success) = 0;
+    virtual PassOwnPtr<CCInputHandler> createInputHandler() = 0;
     virtual void willCommit() = 0;
     virtual void didCommit() = 0;
     virtual void didCommitAndDrawFrame() = 0;
     virtual void didCompleteSwapBuffers() = 0;
 
     // Used only in the single-threaded path.
     virtual void scheduleComposite() = 0;
 
 protected:
     virtual ~CCLayerTreeHostClient() { }
 };
 
 }
 
 #endif // CCLayerTreeHostClient_h