Backed out changeset e4e12583c280 (bug 1170894) for various mochitest testfailures on a CLOSED TREE

dom/html/nsBrowserElement.cpp

@@ -54,10 +54,6 @@ nsBrowserElement::IsNotWidgetOrThrow(ErrorResult& aRv)
 void
 nsBrowserElement::InitBrowserElementAPI()
 {
-  if (mBrowserElementAPI) {
-    return;
-  }
-
   bool isBrowserOrApp;
   nsCOMPtr<nsIFrameLoader> frameLoader = GetFrameLoader();
   NS_ENSURE_TRUE_VOID(frameLoader);