Bug 1318506 - Label MessagePort runnables by DocGroup (r=bkelly)

MozReview-Commit-ID: 8uhgm7ivVSh
dothq · Dec 1, 2016 · 423185f · 423185f
1 parent 6236b35
commit 423185f
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/dom/messagechannel/MessagePort.cpp b/dom/messagechannel/MessagePort.cpp
@@ -566,6 +566,12 @@ MessagePort::Dispatch()
 
   mPostMessageRunnable = new PostMessageRunnable(this, data);
 
+  nsCOMPtr<nsIGlobalObject> global = GetOwnerGlobal();
+  if (NS_IsMainThread() && global) {
+    MOZ_ALWAYS_SUCCEEDS(global->Dispatch("MessagePortMessage", TaskCategory::Other, do_AddRef(mPostMessageRunnable)));
+    return;
+  }
+
   MOZ_ALWAYS_SUCCEEDS(NS_DispatchToCurrentThread(mPostMessageRunnable));
 }