Move a bunch of code in content\common (as well as a few left in renderer) to the content namespace.

content/common/gpu/gpu_messages.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.
 
 // Multiply-included message file, hence no include guard here, but see below
 // for a much smaller-than-usual include guard section.
 
 #include <string>
 #include <vector>
 
@@ skipping 156 matching lines @@
 
 IPC_STRUCT_TRAITS_BEGIN(content::GPUVideoMemoryUsageStats::ProcessStats)
   IPC_STRUCT_TRAITS_MEMBER(video_memory)
   IPC_STRUCT_TRAITS_MEMBER(has_duplicates)
 IPC_STRUCT_TRAITS_END()
 
 IPC_STRUCT_TRAITS_BEGIN(content::GPUVideoMemoryUsageStats)
   IPC_STRUCT_TRAITS_MEMBER(process_map)
 IPC_STRUCT_TRAITS_END()
 
-IPC_STRUCT_TRAITS_BEGIN(GpuMemoryAllocationForRenderer)
+IPC_STRUCT_TRAITS_BEGIN(content::GpuMemoryAllocationForRenderer)
   IPC_STRUCT_TRAITS_MEMBER(gpu_resource_size_in_bytes)
   IPC_STRUCT_TRAITS_MEMBER(suggest_have_backbuffer)
 IPC_STRUCT_TRAITS_END()
 
 IPC_STRUCT_TRAITS_BEGIN(gfx::GLSurfaceHandle)
   IPC_STRUCT_TRAITS_MEMBER(handle)
   IPC_STRUCT_TRAITS_MEMBER(transport)
   IPC_STRUCT_TRAITS_MEMBER(parent_gpu_process_id)
   IPC_STRUCT_TRAITS_MEMBER(parent_client_id)
   IPC_STRUCT_TRAITS_MEMBER(parent_context_id)
@@ skipping 359 matching lines @@
 IPC_MESSAGE_ROUTED0(GpuCommandBufferMsg_EchoAck)
 
 // Send to stub on surface visibility change.
 IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_SetSurfaceVisible, bool /* visible */)
 
 IPC_MESSAGE_ROUTED0(GpuCommandBufferMsg_DiscardBackbuffer)
 IPC_MESSAGE_ROUTED0(GpuCommandBufferMsg_EnsureBackbuffer)
 
 // Sent to proxy when the gpu memory manager changes its memory allocation.
 IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_SetMemoryAllocation,
-                    GpuMemoryAllocationForRenderer /* allocation */)
+                    content::GpuMemoryAllocationForRenderer /* allocation */)
 
 // Sent to stub when proxy is assigned a memory allocation changed callback.
 IPC_MESSAGE_ROUTED1(
     GpuCommandBufferMsg_SetClientHasMemoryAllocationChangedCallback,
     bool /* has_callback */)
 
 // Inserts a sync point into the channel. This is handled on the IO thread, so
 // can be expected to be reasonably fast, but the sync point is actually
 // retired in order with respect to the other calls. The sync point is shared
 // across channels.
@@ skipping 81 matching lines @@
 
 // Confirm decoder has been flushed.
 IPC_MESSAGE_ROUTED0(AcceleratedVideoDecoderHostMsg_FlushDone)
 
 // Confirm decoder has been reset.
 IPC_MESSAGE_ROUTED0(AcceleratedVideoDecoderHostMsg_ResetDone)
 
 // Video decoder has encountered an error.
 IPC_MESSAGE_ROUTED1(AcceleratedVideoDecoderHostMsg_ErrorNotification,
                     uint32) /* Error ID */