hg: jdk9/dev/jaxp: 6211561: XPath.evaluate(String, Object, QName) throws exception if context node is null

[huizhe.wang at oracle.com]

Changeset: 0df1857766af
Author:    joehw
Date:      2016-08-16 17:35 -0700
URL:       http://hg.openjdk.java.net/jdk9/dev/jaxp/rev/0df1857766af

6211561: XPath.evaluate(String,Object,QName) throws exception if context node is null
Reviewed-by: lancea

! src/java.xml/share/classes/com/sun/org/apache/xpath/internal/jaxp/XPathImplUtil.java
! src/java.xml/share/classes/com/sun/org/apache/xpath/internal/res/XPATHErrorResources.java
! src/java.xml/share/classes/javax/xml/xpath/XPath.java
! src/java.xml/share/classes/javax/xml/xpath/XPathExpression.java
! test/javax/xml/jaxp/unittest/xpath/XPathTest.java