if (!aHintRight) return NS_ERROR_NULL_POINTER; if (HINTRIGHT == mHint) *aHintRight = PR_TRUE; else *aHintRight = PR_FALSE; return NS_OK;
return mFrameSelection->GetHint(aHintRight);
nsSelection::GetHint(PRBool *aHintRight){  if (!aHintRight)    return NS_ERROR_NULL_POINTER;  if (HINTRIGHT == mHint)    *aHintRight = PR_TRUE;  else    *aHintRight = PR_FALSE;  return NS_OK; }