126072, r=dbaron, sr=roc+moz. Also fixes bug 141259 (incorrect warnings about style tree integrity). git-svn-id: svn://10.0.0.236/trunk@135852 18797224-902f-48f8-a5cc-f745e15eee43
126072, r=dbaron, sr=roc+moz. Also fixes bug 141259 (incorrect warnings about style tree integrity). git-svn-id: svn://10.0.0.236/trunk@135852 18797224-902f-48f8-a5cc-f745e15eee43