Index: chrome/common/extensions/extension_messages.h |
diff --git a/chrome/common/extensions/extension_messages.h b/chrome/common/extensions/extension_messages.h |
index f77916bfeb5c26cecc8676517a4aa5c442d90ca2..f862619c2e5f66332bc1b7d069304a2be8c8a189 100644 |
--- a/chrome/common/extensions/extension_messages.h |
+++ b/chrome/common/extensions/extension_messages.h |
@@ -348,6 +348,11 @@ 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 */, |