nsresult rv = mFrame->GetText(&mFocusedValue, PR_FALSE);
nsresult rv = mFrame->GetText(&mFocusedValue);
nsTextInputListener::Focus(nsIDOMEvent* aEvent){  if (!mFrame) return NS_OK;  nsCOMPtr<nsIEditor> editor;  mFrame->GetEditor(getter_AddRefs(editor));  if (editor)  {    editor->AddEditorObserver(this);  }    nsresult rv = mFrame->GetText(&mFocusedValue, PR_FALSE);  if (NS_FAILED(rv)) return rv;    return NS_OK;}