[Bug 5365] DocumentImpl::importNode does not delete old attribute if its reference count equals zero.  Fixed by Frank Balluffi.
[Bug 5365] DocumentImpl::importNode does not delete old attribute if
its reference count equals zero.  Fixed by Frank Balluffi.


git-svn-id: 95233098a850bdf68e142cb551b6b3e756f38fc7@173396 13f79535-47bb-0310-9956-ffa450edef68

svn2github/xerces-c,svn2github/xerces-c,svn2github/xerces-c,svn2github/xerces-c,svn2github/xerces-c