Index: chrome/common/extensions/extension_messages.h |
diff --git a/chrome/common/extensions/extension_messages.h b/chrome/common/extensions/extension_messages.h |
index 2ca8c2896ad37ac02f97332edd8826ebfc0f573e..9a5e8cbb280874adb530bbe24e22e0363a896e0e 100644 |
--- a/chrome/common/extensions/extension_messages.h |
+++ b/chrome/common/extensions/extension_messages.h |
@@ -356,6 +356,11 @@ IPC_MESSAGE_ROUTED4(ExtensionHostMsg_GetAppNotifyChannel, |
int32 /* return_route_id */, |
int32 /* callback_id */) |
+// Optional Ack message sent to the browser to notify that the response to a |
+// function has been processed. |
+IPC_MESSAGE_ROUTED1(ExtensionHostMsg_ResponseAck, |
+ int /* request_id */) |
+ |
// Response to the renderer for the above message. |
IPC_MESSAGE_ROUTED3(ExtensionMsg_GetAppNotifyChannelResponse, |
std::string /* channel_id */, |