* subversion/libsvn_diff/diff_file.c   (map_or_read_file): Do not rely on apr_mmap_create() behavior to     initialize output parameter on error and initialize it explicitly.
* subversion/libsvn_diff/diff_file.c
  (map_or_read_file): Do not rely on apr_mmap_create() behavior to 
   initialize output parameter on error and initialize it explicitly.

git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1513119 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion