RFR 7151484 : NullPointerException caused by a bug in XMLDocumentFragmentScannerImpl

[Joe Wang]

Hi,

This is a one line fix: adding a return statement as suggested in the 
bug report to guard against null value of the name parameter.

webrev: http://cr.openjdk.java.net/~joehw/7u6/cr7151484/webrev/

Please review.

Thanks,
Joe