hg: jdk/sandbox: 8180901: Transformer.reset() resets the state only once

[chris.hegarty at oracle.com]

Changeset: 0b959dfdf0d9
Author:    joehw
Date:      2019-02-05 15:06 -0800
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/0b959dfdf0d9

8180901: Transformer.reset() resets the state only once
Reviewed-by: rriggs, lancea

! src/java.xml/share/classes/com/sun/org/apache/xalan/internal/xsltc/trax/TransformerImpl.java
+ test/jaxp/javax/xml/jaxp/unittest/transform/ResetTest.java