Aura: Browser-side changes for Composite-To-Mailbox

content/common/view_messages.h

Index: content/common/view_messages.h
diff --git a/content/common/view_messages.h b/content/common/view_messages.h
index 685145172df73c6e60487957639c005e85ca6afe..57af3a638d6f3d0b712e2648301f39d5ab38be48 100644
--- a/content/common/view_messages.h
+++ b/content/common/view_messages.h
@@ -1356,6 +1356,10 @@ IPC_MESSAGE_ROUTED3(ViewMsg_WindowSnapshotCompleted,
                     gfx::Size /* size */,
                     std::vector<unsigned char> /* png */)
 
+// Sent by the browser as a reply to ViewHostMsg_SwapCompositorFrame.
+IPC_MESSAGE_ROUTED1(ViewMsg_SwapCompositorFrameAck,
+                    cc::CompositorFrameAck /* ack */)
+
 // -----------------------------------------------------------------------------
 // Messages sent from the renderer to the browser.
 
@@ -2168,8 +2172,6 @@ IPC_MESSAGE_ROUTED5(ViewHostMsg_CompositorSurfaceBuffersSwapped,
 
 IPC_MESSAGE_ROUTED1(ViewHostMsg_SwapCompositorFrame,
                     cc::CompositorFrame /* frame */)
-IPC_MESSAGE_ROUTED1(ViewHostMsg_SwapCompositorFrameAck,
-                    cc::CompositorFrameAck /* ack */)
 
 // Opens a file asynchronously. The response returns a file descriptor
 // and an error code from base/platform_file.h.