cc: Implement test task runner for tests.

cc/cc_tests.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,
     'cc_unit_tests_source_files': [
       'animation/animation_host_unittest.cc',
       'animation/animation_player_unittest.cc',
@@ skipping 299 matching lines @@
       'test/test_layer_tree_host_base.h',
       'test/test_occlusion_tracker.h',
       'test/test_shared_bitmap_manager.cc',
       'test/test_shared_bitmap_manager.h',
       'test/test_task_graph_runner.cc',
       'test/test_task_graph_runner.h',
       'test/test_texture.cc',
       'test/test_texture.h',
       'test/test_tile_priorities.cc',
       'test/test_tile_priorities.h',
+      'test/test_tile_task_runner.cc',
+      'test/test_tile_task_runner.h',
       'test/test_web_graphics_context_3d.cc',
       'test/test_web_graphics_context_3d.h',
       'test/threaded_channel_for_test.cc',
       'test/threaded_channel_for_test.h',
     ],
   },
   'targets': [
     {
       'target_name': 'cc_unittests',
       'type': '<(gtest_target_type)',
@@ skipping 185 matching lines @@
                   '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
                 ],
               }
             ],
           ],
         },
       ],
     }],
   ],
 }