Revert 113479 - Revert "Revert 113250 - Add CommandBuffer::SetGetBuffer"

content/common/gpu/gpu_messages.h

Index: content/common/gpu/gpu_messages.h
===================================================================
--- content/common/gpu/gpu_messages.h	(revision 113511)
+++ content/common/gpu/gpu_messages.h	(working copy)
@@ -311,13 +311,11 @@
 // Initialize a command buffer with the given number of command entries.
 // Returns the shared memory handle for the command buffer mapped to the
 // calling process.
-IPC_SYNC_MESSAGE_ROUTED0_1(GpuCommandBufferMsg_Initialize,
+IPC_SYNC_MESSAGE_ROUTED2_1(GpuCommandBufferMsg_Initialize,
+                           base::SharedMemoryHandle /* ring_buffer */,
+                           int32 /* size */,
                            bool /* result */)
 
-// Sets the shared memory buffer used for commands.
-IPC_SYNC_MESSAGE_ROUTED1_0(GpuCommandBufferMsg_SetGetBuffer,
-                           int32 /* shm_id */)
-
 // Sets the parent command buffer. This allows the parent and child to share
 // textures.
 IPC_SYNC_MESSAGE_ROUTED2_1(GpuCommandBufferMsg_SetParent,