Remove BrowserGpuChannelHostFactory usage of UnsafeGetMessageLoopForThread

content/common/gpu/client/gpu_channel_host.h

 // 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.
 
 #ifndef CONTENT_COMMON_GPU_CLIENT_GPU_CHANNEL_HOST_H_
 #define CONTENT_COMMON_GPU_CLIENT_GPU_CHANNEL_HOST_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 61 matching lines @@
   int route_id;
   int32 put_offset;
   unsigned int flush_count;
   std::vector<ui::LatencyInfo> latency_info;
 };
 
 class CONTENT_EXPORT GpuChannelHostFactory {
  public:
   virtual ~GpuChannelHostFactory() {}
 
-  virtual bool IsMainThread() = 0;
-  virtual base::MessageLoop* GetMainLoop() = 0;
+  virtual scoped_refptr<base::SingleThreadTaskRunner> GetMainTaskRunner() = 0;
   virtual scoped_refptr<base::MessageLoopProxy> GetIOLoopProxy() = 0;
   virtual scoped_ptr<base::SharedMemory> AllocateSharedMemory(size_t size) = 0;
   virtual CreateCommandBufferResult CreateViewCommandBuffer(
       int32 surface_id,
       const GPUCreateCommandBufferConfig& init_params,
       int32 route_id) = 0;
 };
 
 // Encapsulates an IPC channel between the client and one GPU process.
 // On the GPU process side there's a corresponding GpuChannel.
@@ skipping 175 matching lines @@
   typedef base::hash_map<int, CommandBufferProxyImpl*> ProxyMap;
   ProxyMap proxies_;
   ProxyFlushInfo flush_info_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuChannelHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_GPU_CLIENT_GPU_CHANNEL_HOST_H_