Enforce constant size and device scale factor for surfaces

cc/surfaces/surface_manager.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_SURFACES_SURFACE_MANAGER_H_
 #define CC_SURFACES_SURFACE_MANAGER_H_
 
 #include <stdint.h>
 
 #include <list>
@@ skipping 52 matching lines @@
   void SetDependencyTracker(
       std::unique_ptr<SurfaceDependencyTracker> dependency_tracker);
   SurfaceDependencyTracker* dependency_tracker() {
     return dependency_tracker_.get();
   }
 
   void RequestSurfaceResolution(Surface* pending_surface);
 
   std::unique_ptr<Surface> CreateSurface(
       base::WeakPtr<SurfaceFactory> surface_factory,
-      const LocalSurfaceId& local_surface_id);
+      const SurfaceInfo& surface_info);
 
   // Destroy the Surface once a set of sequence numbers has been satisfied.
   void DestroySurface(std::unique_ptr<Surface> surface);
 
   Surface* GetSurfaceForId(const SurfaceId& surface_id);
 
   void AddObserver(SurfaceObserver* obs) { observer_list_.AddObserver(obs); }
 
   void RemoveObserver(SurfaceObserver* obs) {
     observer_list_.RemoveObserver(obs);
@@ skipping 195 matching lines @@
   std::unique_ptr<SurfaceDependencyTracker> dependency_tracker_;
 
   base::WeakPtrFactory<SurfaceManager> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(SurfaceManager);
 };
 
 }  // namespace cc
 
 #endif  // CC_SURFACES_SURFACE_MANAGER_H_