ui: Move screen unit test into gfx_unittests target.

ui/ui_unittests.gyp

 # Copyright 2013 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': {
     'chromium_code': 1,
   },
   'targets': [
     {
@@ skipping 23 matching lines @@
         'base/layout_unittest.cc',
         'base/l10n/l10n_util_mac_unittest.mm',
         'base/l10n/l10n_util_unittest.cc',
         'base/l10n/l10n_util_win_unittest.cc',
         'base/l10n/time_format_unittest.cc',
         'base/models/tree_node_iterator_unittest.cc',
         'base/resource/data_pack_literal.cc',
         'base/resource/data_pack_unittest.cc',
         'base/resource/resource_bundle_unittest.cc',
         'base/test/run_all_unittests.cc',
-        'gfx/screen_unittest.cc',
       ],
       'all_sources': [
         '<@(_common_sources)',
         'base/accelerators/accelerator_manager_unittest.cc',
         'base/accelerators/menu_label_accelerator_util_linux_unittest.cc',
         'base/clipboard/custom_data_helper_unittest.cc',
         'base/cocoa/base_view_unittest.mm',
         'base/cocoa/cocoa_base_utils_unittest.mm',
         'base/cocoa/controls/blue_label_button_unittest.mm',
         'base/cocoa/controls/hover_image_menu_button_unittest.mm',
@@ skipping 141 matching lines @@
           'dependencies': [
             'events/events.gyp:events',
             'events/events.gyp:events_base',
             'events/events.gyp:events_test_support',
             'events/platform/events_platform.gyp:events_platform',
           ],
         }],
         ['use_aura==1', {
           'sources!': [
             'base/dragdrop/os_exchange_data_win_unittest.cc',
-            'gfx/screen_unittest.cc',
           ],
         }],
         ['chromeos==1', {
           'dependencies': [
             '../chromeos/chromeos.gyp:chromeos',
             'aura/aura.gyp:aura_test_support',
             'chromeos/ui_chromeos.gyp:ui_chromeos',
             'events/events.gyp:gesture_detection',
           ],
           'sources': [
@@ skipping 50 matching lines @@
           ],
           'variables': {
             'test_suite_name': 'ui_unittests',
           },
           'includes': [ '../build/apk_test.gypi' ],
         },
       ],
     }],
   ],
 }