Add infra_libs as a bootstrap dependency.

appengine_module/gae_event_mon/__init__.py

 # 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.
 
+import imp
 import logging
 import os
 import sys
 
 # Since event_mon depends on ts_mon, we reuse module setup (__init__.py) from
 # the gae_ts_mon, which configures infra_libs as if it was imported directly.
 # We expect the users of gae_event_mon to symlink both this and gae_ts_mon
 # modules into their apps.
 import gae_ts_mon
 
 # Additional infra_libs configuration for event_mon.
 import infra_libs.ts_mon.httplib2_utils
 sys.modules['infra_libs'].InstrumentedHttp = (
     infra_libs.ts_mon.httplib2_utils.InstrumentedHttp)
 sys.modules['infra_libs'].event_mon = sys.modules[__package__]
 sys.modules['infra_libs.event_mon'] = sys.modules[__package__]
 
+# Import time_functions explicitly, since gae_ts_mon messes with infra_libs.
+# TODO(sergeyberezin): clean up this mess. Do not meddle with magic.

[Sergey Berezin, 2016/08/04 20:21:25]

FYI: this is the ugliest thing I had to do for this CL. I'm also planning to
redeploy chromium_try_flakes just to make sure I didn't break it.

I'm going to fix this at some point: http://crbug.com/609565

+try:
+    tf_file, tf_path, tf_desc = imp.find_module(
+        'time_functions',
+        [os.path.dirname(__file__)])
+    tf_module = imp.load_module(
+        'infra_libs.time_functions', tf_file, tf_path, tf_desc)
+finally:
+    if tf_file:
+        tf_file.close()
+
+sys.modules['infra_libs'].time_functions = tf_module
+sys.modules['infra_libs.time_functions'] = tf_module
+
 from google.appengine.api import modules
 from google.appengine.api.app_identity import app_identity
 
 def initialize(service_name):
   is_local_unittest = ('expect_tests' in sys.argv[0])
   if is_local_unittest:
     appengine_name = 'unittest'
     service_name = 'unittest'
     hostname = 'unittest'
   else:  # pragma: no cover
@@ skipping 31 matching lines @@
 from infra_libs.event_mon.monitoring import send_service_event
 
 from infra_libs.event_mon.protos.chrome_infra_log_pb2 import ChromeInfraEvent
 from infra_libs.event_mon.protos.chrome_infra_log_pb2 import BuildEvent
 from infra_libs.event_mon.protos.chrome_infra_log_pb2 import ServiceEvent
 from infra_libs.event_mon.protos.chrome_infra_log_pb2 import InfraEventSource
 from infra_libs.event_mon.protos.chrome_infra_log_pb2 import CodeVersion
 from infra_libs.event_mon.protos.chrome_infra_log_pb2 import CQEvent
 
 from infra_libs.event_mon.protos.log_request_lite_pb2 import LogRequestLite