gpu: Refactor GpuMemoryBuffer framework for multi-process support.

gpu/command_buffer/service/gpu_scheduler.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 "gpu/command_buffer/service/gpu_scheduler.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/debug/trace_event.h"
@@ skipping 199 matching lines @@
     command_buffer_->SetGetOffset(static_cast<int32>(parser_->get()));
     return true;
   }
   return false;
 }
 
 int32 GpuScheduler::GetGetOffset() {
   return parser_->get();
 }
 
+gfx::GLImage* GpuScheduler::GetImage(int32 image_id) {
+  return command_buffer_->GetImage(image_id);
+}
+
 void GpuScheduler::SetCommandProcessedCallback(
     const base::Closure& callback) {
   command_processed_callback_ = callback;
 }
 
 void GpuScheduler::DeferToFence(base::Closure task) {
   unschedule_fences_.push(make_linked_ptr(
        new UnscheduleFence(gfx::GLFence::Create(), task)));
   SetScheduled(false);
 }
@@ skipping 71 matching lines @@
                                                base::Closure task_)
   : fence(fence_),
     issue_time(base::Time::Now()),
     task(task_) {
 }
 
 GpuScheduler::UnscheduleFence::~UnscheduleFence() {
 }
 
 }  // namespace gpu