Fix favicon disappearing on pinned tabs

chrome/chrome_tests_unit.gypi

 # Copyright 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': {
     'chrome_unit_tests_sources': [
       # histograms.xml is analyzed by AboutFlagsHistogramTest, so this
       # dependency is needed to make commit bots run unit_tests on
       # histograms.xml changes.
       '../tools/metrics/histograms/histograms.xml',
@@ skipping 1371 matching lines @@
       'browser/ui/views/frame/browser_view_unittest.cc',
       'browser/ui/views/frame/test_with_browser_view.cc',
       'browser/ui/views/frame/test_with_browser_view.h',
       'browser/ui/views/frame/web_contents_close_handler_unittest.cc',
       'browser/ui/views/omnibox/omnibox_view_views_unittest.cc',
       'browser/ui/views/status_icons/status_tray_win_unittest.cc',
       'browser/ui/views/sync/bubble_sync_promo_view_unittest.cc',
       'browser/ui/views/tab_contents/chrome_web_contents_view_delegate_views_unittest.cc',
       'browser/ui/views/tabs/fake_base_tab_strip_controller.cc',
       'browser/ui/views/tabs/fake_base_tab_strip_controller.h',
+      'browser/ui/views/tabs/media_indicator_button_unittest.cc',
       'browser/ui/views/tabs/stacked_tab_strip_layout_unittest.cc',
       'browser/ui/views/tabs/tab_strip_layout_unittest.cc',
       'browser/ui/views/tabs/tab_strip_unittest.cc',
       'browser/ui/views/tabs/tab_unittest.cc',
       'browser/ui/views/toolbar/reload_button_unittest.cc',
       'browser/ui/views/toolbar/toolbar_action_view_unittest.cc',
       'browser/ui/views/translate/translate_bubble_view_unittest.cc',
       'browser/ui/views/validation_message_bubble_delegate_unittest.cc',
     ],
     'chrome_unit_tests_win_sources': [
@@ skipping 1632 matching lines @@
               'dependencies': [
                 '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
               ],
             }],
           ],
         },
       ],
     }],
   ],  # 'conditions'
 }