Reduce footprint of registry controlled domain table

net/tools/tld_cleanup/PRESUBMIT.py

Index: net/tools/tld_cleanup/PRESUBMIT.py
diff --git a/net/tools/tld_cleanup/PRESUBMIT.py b/net/tools/tld_cleanup/PRESUBMIT.py
new file mode 100644
index 0000000000000000000000000000000000000000..0861494093dc483a3087cca34bc46e441429dffd
--- /dev/null
+++ b/net/tools/tld_cleanup/PRESUBMIT.py
@@ -0,0 +1,32 @@
+# Copyright 2014 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+
+"""Chromium presubmit script for src/net/tools/tld_cleanup."""
+
+
+def _RunMakeDafsaTests(input_api, output_api):
+  """Runs unittest for make_dafsa if any related file has been modified."""
+  files = ('net/tools/tld_cleanup/make_dafsa.py',
+           'net/tools/tld_cleanup/make_dafsa_unittest.py')
+  if not any(f in input_api.LocalPaths() for f in files):
+    return
+  test_path = input_api.os_path.join(input_api.PresubmitLocalPath(),
+                                     'make_dafsa_unittest.py')
+  cmd_name = 'make_dafsa_unittest'
+  cmd = [input_api.python_executable, test_path]
+  test_cmd = input_api.Command(
+    name=cmd_name,
+    cmd=cmd,
+    kwargs={},
+    message=output_api.PresubmitPromptWarning)
+  return input_api.RunTests([test_cmd])
+
+
+def CheckChangeOnUpload(input_api, output_api):
+  return _RunMakeDafsaTests(input_api, output_api)
+
+
+def CheckChangeOnCommit(input_api, output_api):
+  return _RunMakeDafsaTests(input_api, output_api)