BranchElement throws a NPE on the JDK when getElementIndex is called and
the BranchElement has no children.  Classpath currently returns -1.  New
test submitted.

2005-09-28  Anthony Balkissoon  <abalkiss@redhat.com>

	*
gnu/testlet/javax/swing/text/AbstractDocument/BranchElement/getElementIndexNullPointer.java: New test.

--Tony