Rename SurfaceIdAllocator to LocalSurfaceIdAllocator

cc/surfaces/surface_id_allocator.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_ID_ALLOCATOR_H_
-#define CC_SURFACES_SURFACE_ID_ALLOCATOR_H_
-
-#include <stdint.h>
-
-#include "base/macros.h"
-#include "cc/surfaces/surface_id.h"
-#include "cc/surfaces/surfaces_export.h"
-
-namespace cc {
-
-// This is a helper class for generating surface IDs within a specified
-// namespace.  This is not threadsafe, to use from multiple threads wrap this
-// class in a mutex.
-class CC_SURFACES_EXPORT SurfaceIdAllocator {
- public:
-  SurfaceIdAllocator();
-  ~SurfaceIdAllocator();
-
-  LocalSurfaceId GenerateId();
-
- private:
-  uint32_t next_id_;
-
-  DISALLOW_COPY_AND_ASSIGN(SurfaceIdAllocator);
-};
-
-}  // namespace cc
-
-#endif  // CC_SURFACES_SURFACE_ID_ALLOCATOR_H_