tryserver.chromium.android: convert chromium_trybot builders to remote_run

scripts/slave/recipe_modules/chromium_tests/chromium_linux.py

 # Copyright 2014 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 . import steps
 
 SPEC = {
   'settings': {
     'build_gs_bucket': 'chromium-linux-archive',
     # WARNING: src-side runtest.py is only tested with chromium CQ builders.
@@ skipping 150 matching lines @@
         'TARGET_BITS': 32,
         'TARGET_PLATFORM': 'android',
       },
       'android_config': 'main_builder',
       'bot_type': 'builder',
       'testing': {
         'platform': 'linux',
       },
       'use_isolate': True,
       'enable_swarming': True,
+      'checkout_dir': 'android',
     },
     'Android Tests (dbg)': {
       'chromium_config': 'android',
       'chromium_apply_config': ['chrome_with_codecs', 'mb'],
       'gclient_config': 'chromium',
       'gclient_apply_config': ['android'],
       'chromium_config_kwargs': {
         'BUILD_CONFIG': 'Debug',
         'TARGET_BITS': 32,
         'TARGET_PLATFORM': 'android',
@@ skipping 26 matching lines @@
         'TARGET_BITS': 32,
         'TARGET_PLATFORM': 'android',
       },
       'android_config': 'main_builder',
       'bot_type': 'builder',
       'testing': {
         'platform': 'linux',
       },
       'use_isolate': True,
       'enable_swarming': True,
+      'checkout_dir': 'android',
     },
     'Android Tests': {
       'chromium_config': 'android',
       'chromium_apply_config': ['mb'],
       'gclient_config': 'chromium',
       'gclient_apply_config': ['android'],
       'chromium_config_kwargs': {
         'BUILD_CONFIG': 'Release',
         'TARGET_BITS': 32,
         'TARGET_PLATFORM': 'android',
@@ skipping 84 matching lines @@
         'TARGET_BITS': 32,
         'TARGET_PLATFORM': 'android',
       },
       'android_config': 'cast_builder',
       'testing': {
         'platform': 'linux',
       },
     },
   },
 }