On the 'move-tracking-2' branch: A follow-up fix to r1635437.

* subversion/libsvn_delta/editor3.c
  (svn_editor3_node_content_create_dir,
   svn_editor3_node_content_create_file,
   svn_editor3_node_content_create_symlink): Allow 'props' to be null.

git-svn-id: https://svn.apache.org/repos/asf/subversion/branches/move-tracking-2@1635745 13f79535-47bb-0310-9956-ffa450edef68