Get rid of an svn_io_check_path (stat) call when reading property files.
Get rid of an svn_io_check_path (stat) call when reading property files.

This reduces the number of system calls on Linux by about 7 % when running
"svn status" in a Subversion working copy checked out from trunk.  The
speed improvement is minimal, but measurable.  This might be different
on other platforms.

* subversion/libsvn_wc/props.c (svn_wc__load_prop_file): Just open the
  props file, ignoring the "does not exist" errors instead of checking
  for existence first.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion