hg: jdk8/tl/jaxp: 7144423: StAX EventReader swallows the cause of error

[huizhe.wang at oracle.com]

Changeset: 0c7f86d9ff8b
Author:    joehw
Date:      2012-06-12 10:23 -0700
URL:       http://hg.openjdk.java.net/jdk8/tl/jaxp/rev/0c7f86d9ff8b

7144423: StAX EventReader swallows the cause of error
Summary: make sure the cause of the error is properly reported
Reviewed-by: lancea, psandoz

! src/com/sun/xml/internal/stream/XMLEventReaderImpl.java