Make all the rest of the recipes explicitly specify GIT_MODE

scripts/slave/recipe_modules/webrtc/api.py

 # Copyright 2013 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.
 
 from recipe_engine.types import freeze
 from recipe_engine import recipe_api
 from . import builders
 from . import steps
 
 
@@ skipping 89 matching lines @@
                     TEST_SUITE=self.recipe_config.get('test_suite'),
                     **self.bot_config.get('webrtc_config_kwargs', {}))
 
     chromium_kwargs = self.bot_config.get('chromium_config_kwargs', {})
     if self.recipe_config.get('chromium_android_config'):
       self.m.chromium_android.set_config(
           self.recipe_config['chromium_android_config'], **chromium_kwargs)
 
     self.m.chromium.set_config(self.recipe_config['chromium_config'],
                                **chromium_kwargs)
-    self.m.gclient.set_config(self.recipe_config['gclient_config'])
+    self.m.gclient.set_config(self.recipe_config['gclient_config'],
+                              GIT_MODE=True)
 
     # Support applying configs both at the bot and the recipe config level.
     for c in self.bot_config.get('chromium_apply_config', []):
       self.m.chromium.apply_config(c)
     for c in self.bot_config.get('gclient_apply_config', []):
       self.m.gclient.apply_config(c)
     for c in self.recipe_config.get('gclient_apply_config', []):
       self.m.gclient.apply_config(c)
 
     # Apply MB config (to avoid heavy duplication in builders.py). See
@@ skipping 196 matching lines @@
   def clean_test_output(self):
     """Remove all test output in out/, since we have tests leaking files."""
     out_dir = self.m.path['checkout'].join('out')
     self.m.python('clean test output files',
                   script=self.resource('cleanup_files.py'),
                   args=[out_dir],
                   infra_step=True)
 
   def virtual_webcam_check(self):
     self.m.python('webcam_check', self.resource('ensure_webcam_is_running.py'))