add instrumentation tests to cloud bot

scripts/slave/recipe_modules/chromium_android/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.
 
 import contextlib
 import datetime
 import json
 import os
 import re
 import urllib
@@ skipping 799 matching lines @@
               os.remove(report)
          """,
          args=[self.m.path['checkout'].join('out',
                                             self.m.chromium.c.BUILD_CONFIG,
                                             'test_logs',
                                             '*.log')],
     )
 
   def common_tests_setup_steps(self, perf_setup=False):
     if self.c.gce_setup:
-      self.launch_gce_instances(snapshot=self.c.gce_snapshot)
+      self.launch_gce_instances(snapshot=self.c.gce_snapshot, count=self.c.gce_count)
       self.spawn_logcat_monitor()
       self.provision_devices(emulators=True)
     else:
       self.spawn_logcat_monitor()
       self.authorize_adb_devices()
       self.device_status_check()
       if perf_setup:
         kwargs = {
             'min_battery_level': 95,
             'disable_network': True,
             'disable_java_debug': True,
             'max_battery_temp': 350}
       else:
         kwargs = {}
       self.provision_devices(**kwargs)
       if self.m.chromium.c.gyp_env.GYP_DEFINES.get('asan', 0) == 1:
         self.asan_device_setup()
 
       self.spawn_device_monitor()
 
   def common_tests_final_steps(self, logcat_gs_bucket=None):
     if not self.c.gce_setup:
       self.shutdown_device_monitor()
     self.logcat_dump(gs_bucket=logcat_gs_bucket)
     self.stack_tool_steps()
     if self.c.gce_setup:
-      self.shutdown_gce_instances()
+      self.shutdown_gce_instances(count=self.c.gce_count)
     self.test_report()
 
   def run_bisect_script(self, extra_src='', path_to_config='', **kwargs):
     self.m.step('prepare bisect perf regression',
         [self.m.path['checkout'].join('tools',
                                       'prepare-bisect-perf-regression.py'),
          '-w', self.m.path['slave_build']])
 
     args = []
     if extra_src:
@@ skipping 256 matching lines @@
   def test_runner(self, step_name, args=None, **kwargs):
     """Wrapper for the python testrunner script.
 
     Args:
       step_name: Name of the step.
       args: Testrunner arguments.
     """
     with self.handle_exit_codes():
       return self.m.python(
           step_name, self.c.test_runner, args, **kwargs)