cc: Add image decode control in the compositor.

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 102 matching lines @@
       'scheduler/commit_earlyout_reason_unittest.cc',
       'scheduler/compositor_timing_history_unittest.cc',
       'scheduler/delay_based_time_source_unittest.cc',
       'scheduler/scheduler_state_machine_unittest.cc',
       'scheduler/scheduler_unittest.cc',
       'test/begin_frame_source_test_unittest.cc',
       'test/layer_tree_json_parser_unittest.cc',
       'test/mock_helper_unittest.cc',
       'test/ordered_simple_task_runner_unittest.cc',
       'test/test_web_graphics_context_3d_unittest.cc',
+      'tiles/image_decode_controller_unittest.cc',
       'tiles/picture_layer_tiling_set_unittest.cc',
       'tiles/picture_layer_tiling_unittest.cc',
       'tiles/tile_manager_unittest.cc',
       'tiles/tile_priority_unittest.cc',
       'trees/blocking_task_runner_unittest.cc',
       'trees/damage_tracker_unittest.cc',
       'trees/layer_tree_host_common_unittest.cc',
       'trees/layer_tree_host_impl_unittest.cc',
       'trees/layer_tree_host_pixeltest_blending.cc',
       'trees/layer_tree_host_pixeltest_filters.cc',
@@ skipping 368 matching lines @@
                   '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
                 ],
               }
             ],
           ],
         },
       ],
     }],
   ],
 }