Factor out the layout code from OpaqueBrowserFrameView for testing.

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.
 {
   'targets': [
     {
       # This target contains mocks and test utilities that don't belong in
       # production libraries but are used by more than one test executable.
       'target_name': 'test_support_common',
       'type': 'static_library',
@@ skipping 1619 matching lines @@
         'browser/ui/views/bookmarks/bookmark_menu_delegate_unittest.cc',
         'browser/ui/views/bookmarks/bookmark_bubble_view_unittest.cc',
         'browser/ui/views/bookmarks/bookmark_sync_promo_view_unittest.cc',
         'browser/ui/views/confirm_bubble_views_unittest.cc',
         'browser/ui/views/crypto_module_password_dialog_view_unittest.cc',
         'browser/ui/views/extensions/browser_action_drag_data_unittest.cc',
         'browser/ui/views/first_run_bubble_unittest.cc',
         'browser/ui/views/frame/browser_view_layout_unittest.cc',
         'browser/ui/views/frame/browser_view_unittest.cc',
         'browser/ui/views/frame/immersive_mode_controller_ash_unittest.cc',
+        'browser/ui/views/frame/opaque_browser_frame_view_layout_unittest.cc',
         'browser/ui/views/reload_button_unittest.cc',
         'browser/ui/views/select_file_dialog_extension_unittest.cc',
         'browser/ui/views/status_icons/status_tray_win_unittest.cc',
         'browser/ui/views/sync/one_click_signin_bubble_view_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/stacked_tab_strip_layout_unittest.cc',
         'browser/ui/views/tabs/tab_unittest.cc',
         'browser/ui/views/tabs/tab_strip_unittest.cc',
         'browser/ui/views/validation_message_bubble_delegate_unittest.cc',
@@ skipping 1104 matching lines @@
               # more details.
               'DebugInformationFormat': '3',
               'ProgramDataBaseFileName': '<(PRODUCT_DIR)/unit_tests.exe.pdb',
             },
           },
         },
       ],
     }],
   ],  # 'conditions'
 }