[Android] Set up continuous builder + trybot for cronet.

scripts/slave/recipe_modules/chromium_tests/chromium_android.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-android-archive',
@@ skipping 26 matching lines @@
         'TARGET_BITS': 64,
         'TARGET_PLATFORM': 'android',
       },
       'android_config': 'main_builder_mb',
       'bot_type': 'builder',
       'testing': {
         'platform': 'linux',
       },
     },
 
+    'Android Cronet Builder': {
+      'chromium_config': 'android',
+      'chromium_apply_config': ['chrome_with_codecs'],
+      'gclient_config': 'chromium',
+      'gclient_apply_config': ['android'],
+      'chromium_config_kwargs': {
+        'BUILD_CONFIG': 'Release',
+        'TARGET_PLATFORM': 'android',
+      },
+      'android_config': 'main_builder_rel_mb',
+      'bot_type': 'builder',
+      'testing': {
+        'platform': 'linux',
+      },
+    },
+
     'Android MIPS Builder (dbg)': {
       'chromium_config': 'android',
       'chromium_apply_config': ['chrome_with_codecs'],
       'gclient_config': 'chromium',
       'gclient_apply_config': ['android'],
       'chromium_config_kwargs': {
         'BUILD_CONFIG': 'Debug',
         'TARGET_BITS': 32,
         'TARGET_PLATFORM': 'android',
       },
@@ skipping 363 matching lines @@
         steps.generate_script,
         steps.generate_isolated_script,
         steps.generate_junit_test,
       ],
       'testing': {
         'platform': 'linux',
       },
     },
   },
 }