Show an InfoBar when trying to start Packaged Apps from Metro mode.

apps/apps.gypi

-# Copyright (c) 2013 The Chromium Authors. All rights reserved.
+# Copyright 2013 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': [
     {
       'target_name': 'apps',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
       # Since browser and browser_extensions actually depend on each other,
       # we must omit the dependency from browser_extensions to browser.
       # However, this means browser_extensions and browser should more or less
       # have the same dependencies. Once browser_extensions is untangled from
       # browser, then we can clean up these dependencies.
       'dependencies': [
         'browser_extensions',
         'common/extensions/api/api.gyp:api',
         '../skia/skia.gyp:skia',
       ],
       'include_dirs': [
         '<(INTERMEDIATE_DIR)',
       ],
       'sources': [
-        'app_shim/app_shim_host_mac.cc',
-        'app_shim/app_shim_host_mac.h',
-        'app_shim/app_shim_host_manager_mac.h',
-        'app_shim/app_shim_host_manager_mac.mm',
+        'app_launch_for_metro_restart_win.cc',
+        'app_launch_for_metro_restart_win.h',
         'app_launcher.cc',
         'app_launcher.h',
         'app_restore_service.cc',
         'app_restore_service.h',
         'app_restore_service_factory.cc',
         'app_restore_service_factory.h',
+        'app_shim/app_shim_host_mac.cc',
+        'app_shim/app_shim_host_mac.h',
+        'app_shim/app_shim_host_manager_mac.h',
+        'app_shim/app_shim_host_manager_mac.mm',
         'pref_names.cc',
         'pref_names.h',
         'prefs.cc',
         'prefs.h',
         'shortcut_manager.cc',
         'shortcut_manager.h',
         'shortcut_manager_factory.cc',
         'shortcut_manager_factory.h',
         'switches.cc',
         'switches.h',
@@ skipping 46 matching lines @@
               'VCLinkerTool': {
                 'SubSystem': '2',  # Set /SUBSYSTEM:WINDOWS
               },
             },
           },
         ],
       },
     ],  # 'OS=="win"'
   ],  # 'conditions'
 }