Add presubmit check and automatic update script for ExtensionPermission enum.

chrome/browser/extensions/PRESUBMIT.py

Index: chrome/browser/extensions/PRESUBMIT.py
diff --git a/chrome/browser/extensions/PRESUBMIT.py b/chrome/browser/extensions/PRESUBMIT.py
deleted file mode 100644
index 31cac0cef6ce81e1ecc098b43e6316546fe5d91a..0000000000000000000000000000000000000000
--- a/chrome/browser/extensions/PRESUBMIT.py
+++ /dev/null
@@ -1,22 +0,0 @@
-# Copyright (c) 2012 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/chrome/browser/extensions.
-
-See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts
-for more details on the presubmit API built into gcl.
-"""
-
-def GetPreferredTryMasters(project, change):
-  return {
-    'tryserver.chromium': {
-      'linux_chromium_chromeos_rel': set(['defaulttests']),
-    }
-  }
-
-def CheckChangeOnUpload(input_api, output_api):
-  results = []
-  results += input_api.canned_checks.CheckPatchFormatted(input_api, output_api)
-  return results
-