No longer register app window placement preference keys on the fly.

chrome/chrome_tests_unit.gypi

 # Copyright 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.
 {
   'variables': {
     'chrome_unit_tests_sources': [
       '../apps/app_shim/app_shim_host_mac_unittest.cc',
       '../apps/app_shim/extension_app_shim_handler_mac_unittest.cc',
       '../apps/saved_files_service_unittest.cc',
       '../components/autofill/content/renderer/test_password_autofill_agent.cc',
@@ skipping 575 matching lines @@
       'browser/policy/cloud/user_policy_signin_service_unittest.cc',
       'browser/policy/file_selection_dialogs_policy_handler_unittest.cc',
       'browser/policy/javascript_policy_handler_unittest.cc',
       'browser/policy/managed_bookmarks_policy_handler_unittest.cc',
       'browser/policy/policy_path_parser_unittest.cc',
       'browser/policy/profile_policy_connector_unittest.cc',
       'browser/policy/url_blacklist_manager_unittest.cc',
       'browser/power/process_power_collector_unittest.cc',
       'browser/predictors/autocomplete_action_predictor_table_unittest.cc',
       'browser/predictors/autocomplete_action_predictor_unittest.cc',
+      'browser/prefs/browser_ui_prefs_migrator_unittest.cc',
       'browser/prefs/chrome_pref_service_unittest.cc',
       'browser/prefs/command_line_pref_store_unittest.cc',
       'browser/prefs/incognito_mode_prefs_unittest.cc',
       'browser/prefs/leveldb_pref_store_unittest.cc',
       'browser/prefs/mock_validation_delegate.cc',
       'browser/prefs/mock_validation_delegate.h',
       'browser/prefs/pref_hash_calculator_unittest.cc',
       'browser/prefs/pref_hash_filter_unittest.cc',
       'browser/prefs/pref_hash_store_impl_unittest.cc',
       'browser/prefs/pref_model_associator_unittest.cc',
@@ skipping 2015 matching lines @@
 
             # GCMDriverAndroid is not yet implemented.
             'browser/extensions/extension_gcm_app_handler_unittest.cc',
             'browser/services/gcm/gcm_profile_service_unittest.cc',
 
             # Android doesn't support download feedbacks.
             'browser/safe_browsing/download_feedback_unittest.cc',
             'browser/safe_browsing/download_feedback_service_unittest.cc',
             'browser/safe_browsing/download_protection_service_unittest.cc',
             'browser/safe_browsing/two_phase_uploader_unittest.cc',
+
+            # Android has no windows that have placement info.
+            'browser/prefs/browser_ui_prefs_migrator_unittest.cc',
           ],
           'sources/': [
             ['exclude', '^browser/captive_portal/'],
             ['exclude', '^browser/diagnostics/'],
             ['exclude', '^browser/first_run/'],
             ['exclude', '^browser/importer/'],
             ['exclude', '^browser/lifetime/'],
             ['exclude', '^browser/media_galleries/'],
             ['exclude', '^browser/net/firefox_*'],
             ['exclude', '^browser/profile_resetter/'],
@@ skipping 230 matching lines @@
               'dependencies': [
                 '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
               ],
             }],
           ],
         },
       ],
     }],
   ],  # 'conditions'
 }