Update cc snapshot to r127918

cc/CCLayerTreeHost.h

Index: cc/CCLayerTreeHost.h
diff --git a/cc/CCLayerTreeHost.h b/cc/CCLayerTreeHost.h
index 65b68545beefabecce1e6866c851d245b1bfa2b9..f8cfad367c850a3f4fc541c78ca418ebd5abbed3 100644
--- a/cc/CCLayerTreeHost.h
+++ b/cc/CCLayerTreeHost.h
@@ -124,6 +124,7 @@ public:
     void willCommit();
     void commitComplete();
     PassOwnPtr<CCGraphicsContext> createContext();
+    PassOwnPtr<CCInputHandler> createInputHandler();
     virtual PassOwnPtr<CCLayerTreeHostImpl> createLayerTreeHostImpl(CCLayerTreeHostImplClient*);
     void didLoseContext();
     enum RecreateResult {
@@ -142,8 +143,6 @@ public:
 
     CCLayerTreeHostClient* client() { return m_client; }
 
-    int compositorIdentifier() const { return m_compositorIdentifier; }
-
     // Only used when compositing on the main thread.
     void composite();
     void scheduleComposite();
@@ -247,8 +246,6 @@ private:
     bool animateLayersRecursive(LayerChromium* current, double monotonicTime);
     void setAnimationEventsRecursive(const CCAnimationEventsVector&, LayerChromium*, double wallClockTime);
 
-    int m_compositorIdentifier;
-
     bool m_animating;
     bool m_needsAnimateLayers;