Mac fullscreen low power: Add unittests

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 1226 matching lines @@
       'browser/ui/cocoa/extensions/toolbar_actions_bar_bubble_mac_unittest.mm',
       'browser/ui/cocoa/find_bar/find_bar_bridge_unittest.mm',
       'browser/ui/cocoa/find_bar/find_bar_cocoa_controller_unittest.mm',
       'browser/ui/cocoa/find_bar/find_bar_text_field_cell_unittest.mm',
       'browser/ui/cocoa/find_bar/find_bar_text_field_unittest.mm',
       'browser/ui/cocoa/find_bar/find_bar_view_unittest.mm',
       'browser/ui/cocoa/find_pasteboard_unittest.mm',
       'browser/ui/cocoa/first_run_bubble_controller_unittest.mm',
       'browser/ui/cocoa/floating_bar_backing_view_unittest.mm',
       'browser/ui/cocoa/framed_browser_window_unittest.mm',
+      'browser/ui/cocoa/fullscreen_low_power_coordinator_unittest.mm',
       'browser/ui/cocoa/fullscreen_window_unittest.mm',
       'browser/ui/cocoa/gradient_button_cell_unittest.mm',
       'browser/ui/cocoa/history_menu_bridge_unittest.mm',
       'browser/ui/cocoa/history_menu_cocoa_controller_unittest.mm',
       'browser/ui/cocoa/history_overlay_controller_unittest.mm',
       'browser/ui/cocoa/hover_close_button_unittest.mm',
       'browser/ui/cocoa/hung_renderer_controller_unittest.mm',
       'browser/ui/cocoa/image_button_cell_unittest.mm',
       'browser/ui/cocoa/info_bubble_view_unittest.mm',
       'browser/ui/cocoa/info_bubble_window_unittest.mm',
@@ skipping 1748 matching lines @@
               'dependencies': [
                 '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
               ],
             }],
           ],
         },
       ],
     }],
   ],  # 'conditions'
 }