* subversion/bindings/javahl/native/CommitEditor.cpp
  (CommitEditor::provide_base_cb): Use SVN_INVALID_REVNUM rather than
   NULL to fix a compiler warning.


git-svn-id: https://svn.apache.org/repos/asf/subversion/trunk@1512392 13f79535-47bb-0310-9956-ffa450edef68