if (nsnull == mIsInline) { nsIDOMHTMLFrameElement* frame = nsnull; mContent->QueryInterface(kIDOMHTMLIFrameElementIID, (void**) &frame); if (nsnull != frame) { mIsInline = new PRBool(PR_TRUE); NS_RELEASE(frame); } else { mIsInline = new PRBool(PR_FALSE); } } return *mIsInline;
return mIsInline;
PRBool nsHTMLFrameOuterFrame::IsInline(){   if (nsnull == mIsInline) {    nsIDOMHTMLFrameElement* frame = nsnull;    mContent->QueryInterface(kIDOMHTMLIFrameElementIID, (void**) &frame);    if (nsnull != frame) {      mIsInline = new PRBool(PR_TRUE);      NS_RELEASE(frame);    } else {      mIsInline = new PRBool(PR_FALSE);    }  }  return *mIsInline;}