Allow device policy code to be optionally included.

chrome/chrome_tests.gypi

 # Copyright (c) 2011 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.
 
 {
   'variables' : {
     'pyautolib_sources': [
       'app/chrome_command_ids.h',
       'app/chrome_dll_resource.h',
       'common/automation_constants.h',
@@ skipping 1482 matching lines @@
         'browser/policy/user_policy_cache_unittest.cc',
         'browser/preferences_mock_mac.cc',
         'browser/preferences_mock_mac.h',
         'browser/prefs/command_line_pref_store_unittest.cc',
         'browser/prefs/overlay_persistent_pref_store_unittest.cc',
         'browser/prefs/pref_change_registrar_unittest.cc',
         'browser/prefs/pref_member_unittest.cc',
         'browser/prefs/pref_model_associator_unittest.cc',
         'browser/prefs/pref_notifier_impl_unittest.cc',
         'browser/prefs/pref_service_unittest.cc',
+        'browser/prefs/proxy_policy_unittest.cc',
         'browser/prefs/pref_set_observer_unittest.cc',
         'browser/prefs/pref_value_map_unittest.cc',
         'browser/prefs/pref_value_store_unittest.cc',
         'browser/prefs/proxy_config_dictionary_unittest.cc',
         'browser/prefs/proxy_prefs_unittest.cc',
         'browser/prefs/scoped_user_pref_update_unittest.cc',
         'browser/prefs/session_startup_pref_unittest.cc',
         'browser/prerender/prerender_manager_unittest.cc',
         'browser/prerender/prerender_tracker_unittest.cc',
         'browser/printing/cloud_print/cloud_print_setup_source_unittest.cc',
@@ skipping 470 matching lines @@
             '../content/browser/renderer_host/p2p/socket_host_tcp_server_unittest.cc',
             '../content/browser/renderer_host/p2p/socket_host_udp_unittest.cc',
             '../content/renderer/p2p/p2p_transport_impl_unittest.cc',
           ],
         }],
         ['touchui==0', {
           'sources/': [
             ['exclude', '^browser/ui/webui/chromeos/login/'],
           ],
         }],
+        ['device_policy==0', {
+          'sources/': [
+            ['exclude', '^browser/policy/'],
+            ['exclude', '^browser/prefs/proxy_policy_unittest.cc'],
+          ],
+        }],
         ['chromeos==1', {
           'sources/': [
             # TODO(thestig) Enable PrintPreviewUI tests on CrOS when
             # print preview is enabled on CrOS.
             ['exclude', 'browser/notifications/desktop_notifications_unittest.cc'],
             ['exclude', 'browser/ui/webui/print_preview_ui_unittest.cc'],
           ],
         }, { # else: chromeos == 0
           'sources/': [
             ['exclude', '^browser/chromeos/'],
@@ skipping 2051 matching lines @@
       ]
     }],  # 'coverage!=0'
   ],  # 'conditions'
 }
 
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