When creating the document type node, the code wasn't checking to make sure that the document impl wasn't null. Therefore, when users set their DOM implementation by name, the DOM parser would throw a null pointer exception. This is fixed now.
When creating the document type node, the code wasn't checking
to make sure that the document impl wasn't null. Therefore,
when users set their DOM implementation by name, the DOM parser
would throw a null pointer exception. This is fixed now.


git-svn-id: 21df804813e9d3638e43477f308dd0be51e5f30f@315882 13f79535-47bb-0310-9956-ffa450edef68

RackerWilliams/xercesj,ronsigal/xerces,ronsigal/xerces,jimma/xerces,ronsigal/xerces,jimma/xerces,RackerWilliams/xercesj,jimma/xerces,RackerWilliams/xercesj