diff -r 000000000000 -r 6474c204b198 ipc/ipdl/test/cxx/PTestShutdown.ipdl
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ipc/ipdl/test/cxx/PTestShutdown.ipdl	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,37 @@
+include protocol PTestShutdownSub;
+
+namespace mozilla {
+namespace _ipdltest {
+
+intr protocol PTestShutdown {
+    manages PTestShutdownSub;
+
+child:
+    Start();
+
+parent:
+    // NB: we test deletion and crashing only, not shutdown, because
+    // crashing is the same code path as shutdown, and other IPDL unit
+    // tests check shutdown semantics
+    PTestShutdownSub(bool expectCrash);
+
+    // Used to synchronize between parent and child, to avoid races
+    // around flushing socket write queues
+    sync Sync();
+
+    __delete__();
+
+
+state START:
+    send Start goto TESTING;
+
+state TESTING:
+    recv PTestShutdownSub goto TESTING;
+    recv Sync goto DYING;
+
+state DYING:
+    recv __delete__;
+};
+
+} // namespace _ipdltest
+} // namespace mozilla