hg: jdk9/sandbox/jdk: 8151893: Add security property to configure XML Signature secure validation mode

[chris.hegarty at oracle.com]

Changeset: 9c7eb3e1799f
Author:    mullan
Date:      2016-08-25 15:06 -0400
URL:       http://hg.openjdk.java.net/jdk9/sandbox/jdk/rev/9c7eb3e1799f

8151893: Add security property to configure XML Signature secure validation mode
Reviewed-by: jnimeh, xuelei

! src/java.base/share/conf/security/java.security
! src/java.base/share/lib/security/default.policy
! src/java.xml.crypto/share/classes/org/jcp/xml/dsig/internal/dom/ApacheTransform.java
! src/java.xml.crypto/share/classes/org/jcp/xml/dsig/internal/dom/DOMManifest.java
! src/java.xml.crypto/share/classes/org/jcp/xml/dsig/internal/dom/DOMReference.java
! src/java.xml.crypto/share/classes/org/jcp/xml/dsig/internal/dom/DOMRetrievalMethod.java
! src/java.xml.crypto/share/classes/org/jcp/xml/dsig/internal/dom/DOMSignedInfo.java
! src/java.xml.crypto/share/classes/org/jcp/xml/dsig/internal/dom/DOMURIDereferencer.java
+ src/java.xml.crypto/share/classes/org/jcp/xml/dsig/internal/dom/Policy.java
+ test/javax/xml/crypto/dsig/SecureValidationPolicy.java