Fix errors found in Mac gn component builds

ui/views/views.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.
 {
   'variables': {
     'chromium_code': 1,
     # Sources lists shared with GN build.
     'views_sources': [
       'accessibility/native_view_accessibility.cc',
       'accessibility/native_view_accessibility.h',
@@ skipping 708 matching lines @@
             }],
             ['use_ozone==1', {
               'sources': [ '<@(views_desktop_aura_ozone_sources)' ],
             }],
           ],
         }],
         ['OS=="mac"', {
           'dependencies': [
             '../accelerated_widget_mac/accelerated_widget_mac.gyp:accelerated_widget_mac',
           ],
+          'link_settings': {
+            'libraries': [
+              # Required by bridged_native_widget.mm.
+              '$(SDKROOT)/System/Library/Frameworks/QuartzCore.framework',
+            ],
+          },
         }],
       ],
     }, # target_name: views
     {
       # GN version: //ui/views:test_support
       'target_name': 'views_test_support',
       'type': 'static_library',
       'dependencies': [
         '../../base/base.gyp:base',
         '../../ipc/ipc.gyp:test_support_ipc',
@@ skipping 176 matching lines @@
                 '../aura/aura.gyp:aura',
                 '../wm/wm.gyp:wm',
               ],
             }],
           ],
         },  # target_name: macviews_interactive_ui_tests
       ],  # targets
     }],
   ],  # conditions
 }