viz: Use a simple GpuMemoryBufferManager implementation.

services/ui/gpu/gpu_main.cc

 // Copyright 2016 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 "services/ui/gpu/gpu_main.h"
 
 #include "base/command_line.h"
 #include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/power_monitor/power_monitor_device_source.h"
@@ skipping 156 matching lines @@
 void GpuMain::CreateFrameSinkManagerInternal(
     cc::mojom::FrameSinkManagerRequest request,
     cc::mojom::FrameSinkManagerClientPtrInfo client_info) {
   DCHECK(!gpu_command_service_);
   DCHECK(gpu_service_);
   DCHECK(gpu_thread_task_runner_->BelongsToCurrentThread());
   gpu_command_service_ = new gpu::GpuInProcessThreadService(
       gpu_thread_task_runner_, gpu_service_->sync_point_manager(),
       gpu_service_->mailbox_manager(), gpu_service_->share_group());
 
-  gpu::ImageFactory* image_factory = gpu_service_->gpu_image_factory();
-
-  // If the FrameSinkManager creation was delayed because GpuService had not
-  // been created yet, then this is called, in gpu thread, right after
-  // GpuService is created.
-  mojom::GpuServicePtr gpu_service;
-  BindGpuInternalOnGpuThread(mojo::MakeRequest(&gpu_service));
   compositor_thread_task_runner_->PostTask(
-      FROM_HERE, base::Bind(&GpuMain::CreateFrameSinkManagerOnCompositorThread,
-                            base::Unretained(this), image_factory,
-                            base::Passed(gpu_service.PassInterface()),
-                            base::Passed(std::move(request)),
-                            base::Passed(std::move(client_info))));
+      FROM_HERE,
+      base::Bind(&GpuMain::CreateFrameSinkManagerOnCompositorThread,
+                 base::Unretained(this), base::Passed(std::move(request)),
+                 base::Passed(std::move(client_info))));
 }
 
 void GpuMain::CreateFrameSinkManagerOnCompositorThread(
-    gpu::ImageFactory* image_factory,
-    mojom::GpuServicePtrInfo gpu_service_info,
     cc::mojom::FrameSinkManagerRequest request,
     cc::mojom::FrameSinkManagerClientPtrInfo client_info) {
   DCHECK(!frame_sink_manager_);
   cc::mojom::FrameSinkManagerClientPtr client;
   client.Bind(std::move(client_info));
 
-  gpu_internal_.Bind(std::move(gpu_service_info));
-
   display_provider_ = base::MakeUnique<viz::GpuDisplayProvider>(
-      gpu_command_service_,
-      base::MakeUnique<viz::ServerGpuMemoryBufferManager>(gpu_internal_.get(),
-                                                          1 /* client_id */),
-      image_factory);
+      gpu_command_service_, gpu_service_->gpu_channel_manager());
 
   frame_sink_manager_ = base::MakeUnique<viz::MojoFrameSinkManager>(
       true, display_provider_.get());
   frame_sink_manager_->BindPtrAndSetClient(std::move(request),
                                            std::move(client));
 }
 
 void GpuMain::TearDownOnCompositorThread() {
   frame_sink_manager_.reset();
   display_provider_.reset();
-  gpu_internal_.reset();
 }
 
 void GpuMain::TearDownOnGpuThread() {
   binding_.Close();
   gpu_service_.reset();
   gpu_memory_buffer_factory_.reset();
   gpu_init_.reset();
 }
 
 void GpuMain::CreateGpuServiceOnGpuThread(
     mojom::GpuServiceRequest request,
     mojom::GpuHostPtr gpu_host,
     const gpu::GpuPreferences& preferences,
     gpu::GpuProcessActivityFlags activity_flags) {
   gpu_service_->UpdateGPUInfoFromPreferences(preferences);
   gpu_service_->InitializeWithHost(std::move(gpu_host),
                                    std::move(activity_flags));
   gpu_service_->Bind(std::move(request));
 
   if (pending_frame_sink_manager_request_.is_pending()) {
     CreateFrameSinkManagerInternal(
         std::move(pending_frame_sink_manager_request_),
         std::move(pending_frame_sink_manager_client_info_));
   }
 }
 
-void GpuMain::BindGpuInternalOnGpuThread(mojom::GpuServiceRequest request) {
-  gpu_service_->Bind(std::move(request));
-}
-
 void GpuMain::PreSandboxStartup() {
   // TODO(sad): https://crbug.com/645602
 }
 
 bool GpuMain::EnsureSandboxInitialized(
     gpu::GpuWatchdogThread* watchdog_thread) {
   // TODO(sad): https://crbug.com/645602
   return true;
 }
 
 }  // namespace ui