[Checkins] [zopefoundation/AccessControl] c082f3: Revert shortcutting of _check_context.

[GitHub]

  Branch: refs/heads/plonezope4
  Home:   https://github.com/zopefoundation/AccessControl
  Commit: c082f3f8b0c48dce46ed00d28153b373c936e79a
      https://github.com/zopefoundation/AccessControl/commit/c082f3f8b0c48dce46ed00d28153b373c936e79a
  Author: Maurits van Rees <maurits at vanrees.org>
  Date:   2017-02-01 (Wed, 01 Feb 2017)

  Changed paths:
    M src/AccessControl/users.py

  Log Message:
  -----------
  Revert shortcutting of _check_context.

That was an accidental part of a commit.
But this branch should probably be removed,
because some parts are merged, and the rest was a copy of branch py3-pure-python.