Change glimage to accept a type.

content/common/child_process_messages.h

Index: content/common/child_process_messages.h
diff --git a/content/common/child_process_messages.h b/content/common/child_process_messages.h
index 8587f989af6548a8eb4fb85ce97a85c72bcf27b1..623a0317d83a6e7bfc4c3aefcb2374b4cc9e0910 100644
--- a/content/common/child_process_messages.h
+++ b/content/common/child_process_messages.h
@@ -60,6 +60,9 @@ IPC_STRUCT_TRAITS_END()
 IPC_ENUM_TRAITS_MAX_VALUE(gfx::GpuMemoryBufferType,
                           gfx::GPU_MEMORY_BUFFER_TYPE_LAST)
 
+IPC_ENUM_TRAITS_MAX_VALUE(gfx::GpuMemoryBuffer::Usage,
+                          gfx::GpuMemoryBuffer::USAGE_LAST)
+
 #if defined(OS_ANDROID)
 IPC_STRUCT_TRAITS_BEGIN(gfx::SurfaceTextureId)
   IPC_STRUCT_TRAITS_MEMBER(primary_id)
@@ -181,8 +184,9 @@ IPC_MESSAGE_CONTROL1(ChildProcessHostMsg_TcmallocStats,
 #endif
 
 // Asks the browser to create a gpu memory buffer.
-IPC_SYNC_MESSAGE_CONTROL3_1(ChildProcessHostMsg_SyncAllocateGpuMemoryBuffer,
+IPC_SYNC_MESSAGE_CONTROL4_1(ChildProcessHostMsg_SyncAllocateGpuMemoryBuffer,
                             uint32 /* width */,
                             uint32 /* height */,
                             uint32 /* internalformat */,
+                            gfx::GpuMemoryBuffer::Usage /* usage */,
                             gfx::GpuMemoryBufferHandle)