[PATCH] import-checker: add hgdemandimport to local modules

[Siddharth Agarwal]

# HG changeset patch
# User Siddharth Agarwal <sid0 at fb.com>
# Date 1496286428 25200
#      Wed May 31 20:07:08 2017 -0700
# Node ID 884f32a63e57d5d7ff3fce3d5b6b99c84df8309d
# Parent  bd3d33c6014f4553c799c0d3236e17b28ffc85e3
import-checker: add hgdemandimport to local modules

This fixes test-check-module-imports.t.

diff --git a/contrib/import-checker.py b/contrib/import-checker.py
--- a/contrib/import-checker.py
+++ b/contrib/import-checker.py
@@ -244,7 +244,8 @@ def list_stdlib_modules():
         for top, dirs, files in os.walk(libpath):
             for i, d in reversed(list(enumerate(dirs))):
                 if (not os.path.exists(os.path.join(top, d, '__init__.py'))
-                    or top == libpath and d in ('hgext', 'mercurial')):
+                    or top == libpath and d in ('hgdemandimport', 'hgext',
+                                                'mercurial')):
                     del dirs[i]
             for name in files:
                 if not name.endswith(('.py', '.so', '.pyc', '.pyo', '.pyd')):