cmdline-test-factory: Remove code bloat, comment.
cmdline-test-factory: Remove code bloat, comment.

* subversion/tests/cmdline/svntest/factory.py
  (TestFactory.switch): Use shlex.split() instead of own parsing.
  (TestFactory.tokenize): Remove.
  (TestFactory.path2svntest): Remove obsolete arg. Comment.
  (split_remove_empty): Fix default arg, use filter() instead of loop.




git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@878414 13f79535-47bb-0310-9956-ffa450edef68

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