cast: support cursor rendering for tab capture

content/content_tests.gypi

 # Copyright (c) 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': {
     'layouttest_support_content_sources': [
       'public/test/layouttest_support.h',
       'public/test/nested_message_pump_android.cc',
       'public/test/nested_message_pump_android.h',
@@ skipping 475 matching lines @@
       'browser/loader/resource_loader_unittest.cc',
       'browser/loader/resource_scheduler_unittest.cc',
       'browser/loader/temporary_file_stream_unittest.cc',
       'browser/loader/upload_data_stream_builder_unittest.cc',
       'browser/mach_broker_mac_unittest.cc',
       'browser/media/android/media_session_uma_helper_unittest.cc',
       'browser/media/audio_stream_monitor_unittest.cc',
       'browser/media/capture/audio_mirroring_manager_unittest.cc',
       'browser/media/capture/web_contents_audio_input_stream_unittest.cc',
       'browser/media/capture/web_contents_video_capture_device_unittest.cc',
+      'browser/media/capture/cursor_renderer_aura_unittest.cc',
       'browser/media/media_internals_unittest.cc',
       'browser/media/midi_host_unittest.cc',
       'browser/media/webrtc_identity_store_unittest.cc',
       'browser/net/quota_policy_cookie_store_unittest.cc',
       'browser/notification_service_impl_unittest.cc',
       'browser/notifications/notification_database_data_unittest.cc',
       'browser/notifications/notification_database_unittest.cc',
       'browser/notifications/notification_id_generator_unittest.cc',
       'browser/notifications/platform_notification_context_unittest.cc',
       'browser/power_monitor_message_broadcaster_unittest.cc',
@@ skipping 697 matching lines @@
             'renderer/media/media_recorder_handler_unittest.cc',
             'renderer/media/video_track_recorder_unittest.cc',
           ],
           'dependencies': [
             '../testing/android/native_test.gyp:native_test_native_code',
           ],
           'dependencies!': [
             '../device/battery/battery.gyp:device_battery',
           ],
         }],
+        # Avoid windows due to non-availability of cursor resources in test.

[miu, 2015/11/06 00:22:54]

Please put this comment in the BUILD.gn file as well.

[Irfan, 2015/11/06 17:49:26]

Done.

+        ['OS != "linux"', {
+          'sources!': [
+            'browser/media/capture/cursor_renderer_aura_unittest.cc',
+          ],
+        }],
         ['OS != "android" and OS != "ios"', {
           'dependencies': [
             '../third_party/libvpx_new/libvpx.gyp:libvpx_new',
           ],
         }],
         ['use_aura!=1 and OS!="android"', {
           'sources!': [
             'browser/renderer_host/input/tap_suppression_controller_unittest.cc',
           ],
         }],
@@ skipping 975 matching lines @@
                   'content_unittests_apk.isolate',
                 ],
               },
             ],
           },
         ],
       ],
     }],
   ],
 }