Adds a flag to support "Virtual Time" to the blink scheduler

components/components_tests.gyp

 # Copyright 2014 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': {
     # This turns on e.g. the filename-based detection of which
     # platforms to include source files on (e.g. files ending in
     # _mac.h or _mac.cc are only compiled on MacOSX).
     'chromium_code': 1,
@@ skipping 572 matching lines @@
       'scheduler/base/task_queue_sets_unittest.cc',
       'scheduler/base/test_always_fail_time_source.cc',
       'scheduler/base/test_always_fail_time_source.h',
       'scheduler/base/test_time_source.cc',
       'scheduler/base/test_time_source.h',
       'scheduler/child/idle_helper_unittest.cc',
       'scheduler/child/scheduler_helper_unittest.cc',
       'scheduler/child/scheduler_task_runner_delegate_for_test.cc',
       'scheduler/child/scheduler_task_runner_delegate_for_test.h',
       'scheduler/child/scheduler_task_runner_delegate_impl_unittest.cc',
+      'scheduler/child/virtual_time_task_runner_delegate_unittest.cc',
       'scheduler/child/webthread_impl_for_worker_scheduler_unittest.cc',
       'scheduler/child/worker_scheduler_impl_unittest.cc',
       'scheduler/renderer/deadline_task_runner_unittest.cc',
       'scheduler/renderer/idle_time_estimator_unittest.cc',
       'scheduler/renderer/renderer_scheduler_impl_unittest.cc',
       'scheduler/renderer/render_widget_signals_unittest.cpp',
       'scheduler/renderer/task_cost_estimator_unittest.cc',
       'scheduler/renderer/user_model_unittest.cc',
       'scheduler/renderer/web_frame_host_scheduler_impl_unittest.cc',
       'scheduler/renderer/webthread_impl_for_renderer_scheduler_unittest.cc',
@@ skipping 1187 matching lines @@
               'dependencies': [
                 '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }