import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

ipc/ipdl/test/cxx/PTestRacyUndefer.ipdl

@@ -0,0 +1,28 @@
+
+namespace mozilla {
+namespace _ipdltest {
+
+
+intr protocol PTestRacyUndefer {
+
+child:
+    async Start();
+
+    async AwakenSpam();
+    async AwakenRaceWinTwice();
+
+    intr Race();
+
+    async __delete__();
+
+parent:
+
+    intr Spam();
+    intr RaceWinTwice();
+
+    async Done();
+};
+
+
+} // namespace mozilla
+} // namespace _ipdltest