Remove reset_setup_stop_context and reindent.

setuptools/tests/test_easy_install.py

@@ -426,21 +426,6 @@ def argv_context(repl):
     yield
     sys.argv[:] = old_argv
 
-@contextlib.contextmanager
-def reset_setup_stop_context():
-    """
-    When the setuptools tests are run using setup.py test, and then
-    one wants to invoke another setup() command (such as easy_install)
-    within those tests, it's necessary to reset the global variable
-    in distutils.core so that the setup() command will run naturally.
-    """
-    saved = distutils.core._setup_stop_after
-    if saved is None:
-        raise ValueError("Not Needed")
-    distutils.core._setup_stop_after = None
-    yield
-    distutils.core._setup_stop_after = saved
-
 
 @contextlib.contextmanager
 def quiet_context():