Bug 1143620 - Fix OutWindowOpened flag r=kanru

dom/ipc/TabParent.cpp

@@ -2502,7 +2502,7 @@ TabParent::RecvBrowserFrameOpenWindow(PBrowserParent* aOpener,
   BrowserElementParent::OpenWindowResult opened =
     BrowserElementParent::OpenWindowOOP(TabParent::GetFrom(aOpener),
                                         this, aURL, aName, aFeatures);
-  *aOutWindowOpened = (opened != BrowserElementParent::OPEN_WINDOW_CANCELLED);
+  *aOutWindowOpened = (opened == BrowserElementParent::OPEN_WINDOW_ADDED);
   return true;
 }