gpu: Refactor GpuMemoryBuffer framework for multi-process support.

content/common/gpu/client/command_buffer_proxy_impl.cc

Index: content/common/gpu/client/command_buffer_proxy_impl.cc
diff --git a/content/common/gpu/client/command_buffer_proxy_impl.cc b/content/common/gpu/client/command_buffer_proxy_impl.cc
index 1056939d8f0deeea7c5b8971c1fb13359fd9a939..d13dedec985af0de4665d01ec924155b00306a25 100644
--- a/content/common/gpu/client/command_buffer_proxy_impl.cc
+++ b/content/common/gpu/client/command_buffer_proxy_impl.cc
@@ -553,4 +553,17 @@ void CommandBufferProxyImpl::SendManagedMemoryStats(
                                                             stats));
 }
 
+gfx::GpuMemoryBuffer* CommandBufferProxyImpl::CreateGpuMemoryBuffer(
+    size_t width,
+    size_t height,
+    unsigned internalformat,
+    int32* id) {
+  NOTREACHED();
+  return NULL;
+}
+
+void CommandBufferProxyImpl::DestroyGpuMemoryBuffer(int32 id) {
+  NOTREACHED();
+}
+
 }  // namespace content