Set GpuPreferences correctly in GpuDataManagerImplPrivate::AppendGpuCommandLine.

content/browser/gpu/gpu_process_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_BROWSER_GPU_GPU_PROCESS_HOST_H_
 #define CONTENT_BROWSER_GPU_GPU_PROCESS_HOST_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 193 matching lines @@
       gpu::SurfaceHandle parent_handle,
       gpu::SurfaceHandle window_handle);
 #endif
 
   void CreateChannelCache(int32_t client_id);
   void OnDestroyChannel(int32_t client_id);
   void OnCacheShader(int32_t client_id,
                      const std::string& key,
                      const std::string& shader);
 
-  bool LaunchGpuProcess(const std::string& channel_id);
+  bool LaunchGpuProcess(const std::string& channel_id,
+                        gpu::GpuPreferences* gpu_preferences);
 
   void SendOutstandingReplies();
 
   void BlockLiveOffscreenContexts();
 
   // Update GPU crash counters.  Disable GPU if crash limit is reached.
   void RecordProcessCrash();
 
   std::string GetShaderPrefixKey();
 
@@ skipping 69 matching lines @@
   // Browser-side Mojo endpoint which sets up a Mojo channel with the child
   // process and contains the browser's ServiceRegistry.
   scoped_ptr<MojoApplicationHost> mojo_application_host_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuProcessHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_GPU_GPU_PROCESS_HOST_H_