Introduce cc::LocalFrameId and use in SurfaceFactory

ui/compositor/compositor.cc

 // Copyright (c) 2012 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.
 
 #include "ui/compositor/compositor.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <deque>
@@ skipping 64 matching lines @@
                        scoped_refptr<base::SingleThreadTaskRunner> task_runner)
     : context_factory_(context_factory),
       root_layer_(NULL),
       widget_(gfx::kNullAcceleratedWidget),
 #if defined(USE_AURA)
       window_(nullptr),
 #endif
       widget_valid_(false),
       compositor_frame_sink_requested_(false),
       frame_sink_id_(context_factory->AllocateFrameSinkId()),
-      surface_id_allocator_(
-          base::MakeUnique<cc::SurfaceIdAllocator>(frame_sink_id_)),
       task_runner_(task_runner),
       vsync_manager_(new CompositorVSyncManager()),
       device_scale_factor_(0.0f),
       locks_will_time_out_(true),
       compositor_lock_(NULL),
       layer_animator_collection_(this),
       weak_ptr_factory_(this) {
   context_factory->GetSurfaceManager()->RegisterFrameSinkId(frame_sink_id_);
   root_web_layer_ = cc::Layer::Create();
 
@@ skipping 449 matching lines @@
                     observer_list_,
                     OnCompositingLockStateChanged(this));
 }
 
 void Compositor::CancelCompositorLock() {
   if (compositor_lock_)
     compositor_lock_->CancelLock();
 }
 
 }  // namespace ui