Index: content/common/gpu/gpu_messages.h |
diff --git a/content/common/gpu/gpu_messages.h b/content/common/gpu/gpu_messages.h |
index fa37750767c0dfd05522d2e40e0c6131854de874..4e9beca0282cba531a9209071d04c17bd476c719 100644 |
--- a/content/common/gpu/gpu_messages.h |
+++ b/content/common/gpu/gpu_messages.h |
@@ -477,6 +477,10 @@ IPC_SYNC_MESSAGE_CONTROL3_1(GpuChannelMsg_CreateOffscreenCommandBuffer, |
IPC_SYNC_MESSAGE_CONTROL1_0(GpuChannelMsg_DestroyCommandBuffer, |
int32 /* instance_id */) |
+// Simple NOP message which can be used as fence to ensure all previous sent |
+// messages have been received. |
+IPC_SYNC_MESSAGE_CONTROL0_0(GpuChannelMsg_Nop) |
+ |
#if defined(OS_ANDROID) |
//------------------------------------------------------------------------------ |
// Stream Texture Messages |