Disable pyauto for Win64 build

build/all.gyp

 # Copyright (c) 2012 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.
 
 {
   'targets': [
     {
       'target_name': 'All',
       'type': 'none',
       'xcode_create_dependents_test_runner': 1,
@@ skipping 331 matching lines @@
             '../chrome/chrome.gyp:chromedriver2',
             '../chrome/chrome.gyp:chromedriver2_server',
             '../chrome/chrome.gyp:chromedriver2_tests',
             '../chrome/chrome.gyp:chromedriver2_unittests',
             # Dependencies of pyauto_functional tests.
             '../remoting/remoting.gyp:remoting_webapp',
           ],
           'conditions': [
             # If you change this condition, make sure you also change it
             # in chrome_tests.gypi
-            ['enable_automation==1 and (OS=="mac" or OS=="win" or (os_posix==1 and target_arch==python_arch))', {
+            ['enable_automation==1 and (OS=="mac" or ((OS=="win" or os_posix==1) and target_arch==python_arch))', {
               'dependencies': [
                 '../chrome/chrome.gyp:pyautolib',
               ],
             }],
             ['OS=="mac"', {
               'dependencies': [
                 '../remoting/remoting.gyp:remoting_me2me_host_archive',
               ],
             }],
             ['OS=="win" and component != "shared_library" and wix_exists == "True" and sas_dll_exists == "True"', {
@@ skipping 420 matching lines @@
             '../chrome/chrome.gyp:browser_tests_run',
             '../chrome/chrome.gyp:sync_integration_tests_run',
             '../chrome/chrome.gyp:unit_tests_run',
             '../net/net.gyp:net_unittests_run',
           ],
         }, # target_name: chromium_swarm_tests
       ],
     }],
   ], # conditions
 }