Bug 1304457 - Ensure that RemoteContentController doesn't try to send any messages after it has sent the Destroy message. r=dvander

MozReview-Commit-ID: 2tEb6nU049R

gfx/layers/ipc/RemoteContentController.cpp

@@ -213,6 +213,7 @@ void
 RemoteContentController::Destroy()
 {
   if (mCanSend) {
+    mCanSend = false;
     Unused << SendDestroy();
   }
 }