Use local ids for Surfaces APIs that can only apply to local surfaces

examples/bitmap_uploader/bitmap_uploader.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 EXAMPLES_BITMAP_UPLOADER_BITMAP_UPLOADER_H_
 #define EXAMPLES_BITMAP_UPLOADER_BITMAP_UPLOADER_H_
 
 #include "base/callback.h"
 #include "base/containers/hash_tables.h"
 #include "base/memory/scoped_ptr.h"
-#include "base/memory/weak_ptr.h"
 #include "mojo/public/c/gles2/gles2.h"
 #include "mojo/services/geometry/public/interfaces/geometry.mojom.h"
 #include "mojo/services/gpu/public/interfaces/gpu.mojom.h"
 #include "mojo/services/surfaces/public/interfaces/surface_id.mojom.h"
 #include "mojo/services/surfaces/public/interfaces/surfaces.mojom.h"
 #include "mojo/services/surfaces/public/interfaces/surfaces_service.mojom.h"
 
 namespace mojo {
 class Shell;
 class View;
@@ skipping 15 matching lines @@
   };
 
   // Sets a bitmap.
   void SetBitmap(int width,
                  int height,
                  scoped_ptr<std::vector<unsigned char>> data,
                  Format format);
 
  private:
   void Upload();
-  void OnSurfaceConnectionCreated(SurfacePtr surface, uint32_t id_namespace);
   uint32_t BindTextureForSize(const Size size);
   uint32_t TextureFormat();
 
   // SurfaceClient implementation.
   void SetIdNamespace(uint32_t id_namespace) override;
   void ReturnResources(Array<ReturnedResourcePtr> resources) override;
 
   View* view_;
-  SurfacesServicePtr surfaces_service_;
   GpuPtr gpu_service_;
   MojoGLES2Context gles2_context_;
 
   Size size_;
   uint32_t color_;
   int width_;
   int height_;
   Format format_;
   scoped_ptr<std::vector<unsigned char>> bitmap_;
   SurfacePtr surface_;
   Size surface_size_;
   uint32_t next_resource_id_;
   uint32_t id_namespace_;
-  SurfaceIdPtr surface_id_;
+  uint32_t local_id_;
   base::hash_map<uint32_t, uint32_t> resource_to_texture_id_map_;
 
-  base::WeakPtrFactory<BitmapUploader> weak_factory_;
-
   DISALLOW_COPY_AND_ASSIGN(BitmapUploader);
 };
 
 }  // namespace mojo
 
 #endif  // EXAMPLES_BITMAP_UPLOADER_BITMAP_UPLOADER_H_