cc: Pass SurfaceId by const ref in more places

cc/surfaces/surface_manager.h

Index: cc/surfaces/surface_manager.h
diff --git a/cc/surfaces/surface_manager.h b/cc/surfaces/surface_manager.h
index d5c9ed0f5956c393a7f2478da886f8d6151cf076..6261fb363c3953701547d6bde52267c439c9800c 100644
--- a/cc/surfaces/surface_manager.h
+++ b/cc/surfaces/surface_manager.h
@@ -33,12 +33,12 @@ class CC_SURFACES_EXPORT SurfaceManager {
   ~SurfaceManager();
 
   void RegisterSurface(Surface* surface);
-  void DeregisterSurface(SurfaceId surface_id);
+  void DeregisterSurface(const SurfaceId& surface_id);
 
   // Destroy the Surface once a set of sequence numbers has been satisfied.
   void Destroy(std::unique_ptr<Surface> surface);
 
-  Surface* GetSurfaceForId(SurfaceId surface_id);
+  Surface* GetSurfaceForId(const SurfaceId& surface_id);
 
   void AddObserver(SurfaceDamageObserver* obs) {
     observer_list_.AddObserver(obs);
@@ -48,7 +48,7 @@ class CC_SURFACES_EXPORT SurfaceManager {
     observer_list_.RemoveObserver(obs);
   }
 
-  bool SurfaceModified(SurfaceId surface_id);
+  bool SurfaceModified(const SurfaceId& surface_id);
 
   // A frame for a surface satisfies a set of sequence numbers in a particular
   // id namespace.