PpapiCommandBufferProxy implements CommandBufferProxy.

gpu/ipc/command_buffer_proxy.h

Index: gpu/ipc/command_buffer_proxy.h
diff --git a/content/common/gpu/client/command_buffer_proxy.h b/gpu/ipc/command_buffer_proxy.h
similarity index 97%
rename from content/common/gpu/client/command_buffer_proxy.h
rename to gpu/ipc/command_buffer_proxy.h
index 661a75f436c473bfc552b22452978f6d8a2ae615..6645abac4c9f3f64d6f496830bbbad33cd67bf23 100644
--- a/content/common/gpu/client/command_buffer_proxy.h
+++ b/gpu/ipc/command_buffer_proxy.h
@@ -21,7 +21,7 @@ struct GpuMemoryAllocationForRenderer;
 
 // Client side proxy that forwards messages synchronously to a
 // CommandBufferStub.
-class CommandBufferProxy : public gpu::CommandBuffer {
+class GPU_EXPORT CommandBufferProxy : public gpu::CommandBuffer {
  public:
   typedef base::Callback<void(
       const std::string& msg, int id)> GpuConsoleMessageCallback;