kScriptAtom = NS_NewAtom("script");
XULContentSinkImpl::XULContentSinkImpl(nsresult& rv)    : mText(nsnull),      mTextLength(0),      mTextSize(0),      mConstrainSize(PR_TRUE),      mState(eInProlog),      mParser(nsnull){    if (gRefCnt++ == 0) {        kScriptAtom = NS_NewAtom("script");        rv = CallGetService(kXULPrototypeCacheCID, &gXULCache);    }#ifdef PR_LOGGING    if (! gLog)        gLog = PR_NewLogModule("nsXULContentSink");#endif    rv = NS_OK;}