mus: Use ui::ContextProviderCommandBuffer.

content/renderer/render_thread_impl.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 "content/renderer/render_thread_impl.h"
 
 #include <algorithm>
 #include <limits>
 #include <map>
 #include <utility>
@@ skipping 1915 matching lines @@
   const base::CommandLine& command_line =
       *base::CommandLine::ForCurrentProcess();
   if (command_line.HasSwitch(switches::kDisableGpuCompositing))
     use_software = true;
 
 #if defined(USE_AURA)
   if (GetServiceManagerConnection() && !use_software &&
       command_line.HasSwitch(switches::kUseMusInRenderer)) {
     RenderWidgetMusConnection* connection =
         RenderWidgetMusConnection::GetOrCreate(routing_id);
-    scoped_refptr<gpu::GpuChannelHost> gpu_channel_host =
-        EstablishGpuChannelSync();
-    return connection->CreateCompositorFrameSink(std::move(gpu_channel_host),
-                                                 GetGpuMemoryBufferManager());
+    return connection->CreateCompositorFrameSink(
+        gpu_->CreateContextProvider(EstablishGpuChannelSync()),
+        GetGpuMemoryBufferManager());
   }
 #endif
 
   uint32_t compositor_frame_sink_id = g_next_compositor_frame_sink_id++;
 
   if (command_line.HasSwitch(switches::kEnableVulkan)) {
     scoped_refptr<cc::VulkanContextProvider> vulkan_context_provider =
         cc::VulkanInProcessContextProvider::Create();
     if (vulkan_context_provider) {
       DCHECK(!layout_test_mode());
@@ skipping 537 matching lines @@
   }
 }
 
 void RenderThreadImpl::OnRendererInterfaceRequest(
     mojom::RendererAssociatedRequest request) {
   DCHECK(!renderer_binding_.is_bound());
   renderer_binding_.Bind(std::move(request));
 }
 
 }  // namespace content