Add more out of line copy ctors for complex classes.

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 52 matching lines @@
     GPU_PROCESS_KIND_UNSANDBOXED,
     GPU_PROCESS_KIND_SANDBOXED,
     GPU_PROCESS_KIND_COUNT
   };
 
   typedef base::Callback<void(const IPC::ChannelHandle&, const gpu::GPUInfo&)>
       EstablishChannelCallback;
 
   struct EstablishChannelRequest {
     EstablishChannelRequest();
+    EstablishChannelRequest(const EstablishChannelRequest& other);
     ~EstablishChannelRequest();
     int32_t client_id;
     EstablishChannelCallback callback;
   };
 
   typedef base::Callback<void(const gfx::GpuMemoryBufferHandle& handle)>
       CreateGpuMemoryBufferCallback;
 
   static bool gpu_enabled() { return gpu_enabled_; }
   static int gpu_crash_count() { return gpu_crash_count_; }
@@ skipping 209 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_