WebRTC: Use goma from cipd

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 128 matching lines @@
     self.revision = revs['got_revision']
     self.revision_cp = revs['got_revision_cp']
     self.revision_number = str(self.m.commit_position.parse_revision(
         self.revision_cp))
 
   def check_swarming_version(self):
     if self.c.enable_swarming:
       self.m.swarming.check_client_version()
 
   def compile(self):
+    self.m.chromium.ensure_goma()
     compile_targets = self.recipe_config.get('compile_targets', [])
     self.m.chromium.compile(targets=compile_targets)
 
   def runtests(self):
     """Add a suite of test steps.
 
     Args:
       test_suite: The name of the test suite.
     """
     if self.c.use_isolate:
@@ skipping 122 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'))