diff -r 000000000000 -r 6474c204b198 ipc/ipdl/test/cxx/PTestBridgeMainSub.ipdl
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ipc/ipdl/test/cxx/PTestBridgeMainSub.ipdl	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,33 @@
+include protocol PTestBridgeMain;
+include protocol PTestBridgeSub;
+
+namespace mozilla {
+namespace _ipdltest {
+
+// (Bridge protocols can have different semantics than the endpoints
+// they bridge)
+intr protocol PTestBridgeMainSub {
+    bridges PTestBridgeMain, PTestBridgeSub;
+
+child:
+    Hi();
+    intr HiRpc();
+
+parent:
+    Hello();
+    sync HelloSync();
+    intr HelloRpc();
+    __delete__();
+
+state START:       recv Hello goto HI;
+state HI:          send Hi goto HELLO_SYNC;
+state HELLO_SYNC:  recv HelloSync goto HELLO_RPC;
+state HELLO_RPC:   answer HelloRpc goto HI_RPC;
+state HI_RPC:      call HiRpc goto DEAD;
+state DEAD:
+    recv __delete__;
+};
+
+
+} // namespace mozilla
+} // namespace _ipdltest