[Closure Externs] Add more APIs to the presubmit warning list

chrome/common/extensions/api/PRESUBMIT.py

Index: chrome/common/extensions/api/PRESUBMIT.py
diff --git a/chrome/common/extensions/api/PRESUBMIT.py b/chrome/common/extensions/api/PRESUBMIT.py
new file mode 100644
index 0000000000000000000000000000000000000000..9f3cbf2b16236f5b668967b8846b450f65d165d9
--- /dev/null
+++ b/chrome/common/extensions/api/PRESUBMIT.py
@@ -0,0 +1,54 @@
+# Copyright 2016 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/extensions/common.
+
+See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts
+for more details on the presubmit API built into depot_tools.
+"""
+
+import sys
+
+
+def _CheckExterns(input_api, output_api):
+  original_sys_path = sys.path
+

[Dan Beam, 2016/03/03 00:24:20]

join = input_api.os_path.join
api_root = input_api.PresubmitLocalPath()
src_root = join(api_root, '..', '..', '..', '..')

try:
  sys.path.append(join(src_root, 'extensions', 'common', 'api'))
...

externs_root = join(src_root, 'third_party', 'closure_compiler', 'externs')

[Devlin, 2016/03/07 19:49:29]

I like it.  Done.

+  try:
+    sys.path.append(
+        input_api.os_path.join(
+            input_api.PresubmitLocalPath(), '..', '..', '..', '..',
+            'extensions', 'common', 'api'))
+    from externs_checker import ExternsChecker
+  finally:
+    sys.path = original_sys_path
+
+  api_root = input_api.PresubmitLocalPath()
+  join = input_api.os_path.join
+  externs_root = join(api_root, '..', '..', '..', '..', 'third_party',
+      'closure_compiler', 'externs')
+
+  api_pair_names = {
+    'autofill_private.idl': 'autofill_private.js',
+    'developer_private.idl': 'developer_private.js',
+    'bookmark_manager_private.json': 'bookmark_manager_private.js',
+    'command_line_private.json': 'command_line_private.js',
+    'file_manager_private.idl': 'file_manager_private.js',
+    'language_settings_private.idl': 'language_settings_private.js',
+    'metrics_private.json': 'metrics_private.js',
+    'passwords_private.idl': 'passwords_private.js',
+    'system_private.json': 'system_private.js',
+    'users_private.idl': 'users_private.js',
+    # TODO(rdevlin.cronin): Add more!
+  }
+  normpath = input_api.os_path.normpath
+  api_pairs = {
+      normpath(join(api_root, k)):
+          normpath(join(externs_root, v)) for k, v in api_pair_names.items()

[Dan Beam, 2016/03/03 00:24:20]

mind == blown

[Devlin, 2016/03/07 19:49:29]

Yay for python!

+  }
+
+  return ExternsChecker(input_api, output_api, api_pairs).RunChecks()
+
+
+def CheckChangeOnUpload(input_api, output_api):
+  return _CheckExterns(input_api, output_api)