* subversion/include/svn_io.h   (svn_io_open_uniquely_named): Mention that the file won't be open if     the file handle output parameter is null.
* subversion/include/svn_io.h
  (svn_io_open_uniquely_named): Mention that the file won't be open if
    the file handle output parameter is null.

git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@954529 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,wbond/subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion