add md5sum device bin for x86 to dependencies

build/android/devil_chromium.py

 # Copyright 2015 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.
 
 """Configures devil for use in chromium."""
 
 import os
 
 from devil import devil_env
 
 
 _DEVIL_CONFIG = os.path.abspath(
     os.path.join(os.path.dirname(__file__), 'devil_chromium.json'))
 
 _DEVIL_BUILD_PRODUCT_DEPS = {
   'forwarder_device': {
     'armeabi-v7a': 'forwarder_dist',
     'arm64-v8a': 'forwarder_dist',
+    'x86': 'forwarder_dist',
   },
   'forwarder_host': {
     'any': 'host_forwarder',
   },
   'md5sum_device': {
     'armeabi-v7a': 'md5sum_dist',
     'arm64-v8a': 'md5sum_dist',
+    'x86': 'md5sum_dist',
   },
   'md5sum_host': {
     'any': 'md5sum_bin_host',
   },
 }
 
 
 def Initialize(output_directory=None, custom_deps=None):
   """Initializes devil with chromium's binaries and third-party libraries.
 
@@ skipping 43 matching lines @@
       }
       for dep_name, arch_dict in devil_dynamic_deps.iteritems()
     }
   }
   if custom_deps:
     devil_dynamic_config['dependencies'].update(custom_deps)
 
   devil_env.config.Initialize(
       configs=[devil_dynamic_config], config_files=[_DEVIL_CONFIG])