Fixed #16372 -- Changed strategy implemented in r16369 to fix #14049 to avoid...

Fixed #16372 -- Changed strategy implemented in r16369 to fix #14049 to avoid affecting the statistics of test cases ran/skipped kept by unittest. Thanks zimnyx for the report.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@16579 bcc190cf-cafb-0310-a4f2-bffc1f526a37