Update CrOS to use scoped_refptr<T>::get() rather than implicit "operator T*"

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 77 matching lines @@
  public:
   // Must be called on the main thread (as defined by the factory).
   static scoped_refptr<GpuChannelHost> Create(
       GpuChannelHostFactory* factory,
       int gpu_host_id,
       int client_id,
       const gpu::GPUInfo& gpu_info,
       const IPC::ChannelHandle& channel_handle);
 
   bool IsLost() const {
-    DCHECK(channel_filter_);
+    DCHECK(channel_filter_.get());
     return channel_filter_->IsLost();
   }
 
   // The GPU stats reported by the GPU process.
   const gpu::GPUInfo& gpu_info() const { return gpu_info_; }
 
   // IPC::Sender implementation:
   virtual bool Send(IPC::Message* msg) OVERRIDE;
 
   // Create and connect to a command buffer in the GPU process.
@@ skipping 138 matching lines @@
   // Used to look up a proxy from its routing id.
   typedef base::hash_map<int, CommandBufferProxyImpl*> ProxyMap;
   ProxyMap proxies_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuChannelHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_GPU_CLIENT_GPU_CHANNEL_HOST_H_