Mus experiment in content shell on Android.

services/ui/public/cpp/gles2_context.cc

 // 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.
 
 #include "services/ui/public/cpp/gles2_context.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <utility>
@@ skipping 11 matching lines @@
 namespace ui {
 
 GLES2Context::GLES2Context() {}
 
 GLES2Context::~GLES2Context() {}
 
 bool GLES2Context::Initialize(
     scoped_refptr<gpu::GpuChannelHost> gpu_channel_host,
     scoped_refptr<base::SingleThreadTaskRunner> task_runner) {
   DCHECK(gpu_channel_host);
-  gpu::SurfaceHandle surface_handle = gfx::kNullAcceleratedWidget;
   // TODO(penghuang): support shared group.
   gpu::CommandBufferProxyImpl* shared_command_buffer = nullptr;
   gpu::GpuStreamId stream_id = gpu::GpuStreamId::GPU_STREAM_DEFAULT;
   gpu::GpuStreamPriority stream_priority = gpu::GpuStreamPriority::NORMAL;
   gpu::gles2::ContextCreationAttribHelper attributes;
   // TODO(penghuang): figure a useful active_url.
   GURL active_url;
   command_buffer_proxy_impl_ = gpu::CommandBufferProxyImpl::Create(
-      std::move(gpu_channel_host), surface_handle, shared_command_buffer,
-      stream_id, stream_priority, attributes, active_url,
-      std::move(task_runner));
+      std::move(gpu_channel_host), gpu::kNullSurfaceHandle,
+      shared_command_buffer, stream_id, stream_priority, attributes,
+      active_url, std::move(task_runner));
   if (!command_buffer_proxy_impl_)
     return false;
   gpu::CommandBuffer* command_buffer = command_buffer_proxy_impl_.get();
   gpu::GpuControl* gpu_control = command_buffer_proxy_impl_.get();
 
   constexpr gpu::SharedMemoryLimits default_limits;
   gles2_helper_.reset(new gpu::gles2::GLES2CmdHelper(command_buffer));
   if (!gles2_helper_->Initialize(default_limits.command_buffer_size))
     return false;
   gles2_helper_->SetAutomaticFlushes(false);
@@ skipping 27 matching lines @@
   // Return the GLES2Context only if it is successfully initialized. If
   // initialization fails, then return null.
   std::unique_ptr<GLES2Context> gles2_context(new GLES2Context);
   if (!gles2_context->Initialize(std::move(gpu_channel_host),
                                  std::move(task_runner)))
     gles2_context.reset();
   return gles2_context;
 }
 
 }  // namespace ui