Move the parsing of app.launch related keys out of Extension class.

chrome/chrome_browser_extensions.gypi

 # 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.
 
 {
   'targets': [
     {
       'target_name': 'browser_extensions',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 435 matching lines @@
         'browser/extensions/api/web_socket_proxy_private/web_socket_proxy_private_api.h',
         'browser/extensions/api/webstore_private/webstore_private_api.cc',
         'browser/extensions/api/webstore_private/webstore_private_api.h',
         'browser/extensions/api/webview/webview_api.cc',
         'browser/extensions/api/webview/webview_api.h',
         'browser/extensions/app_host_installer_win.cc',
         'browser/extensions/app_host_installer_win.h',
         'browser/extensions/app_icon_loader.h',
         'browser/extensions/app_icon_loader_impl.cc',
         'browser/extensions/app_icon_loader_impl.h',
+        'browser/extensions/app_launch_manifest_parser.cc',
+        'browser/extensions/app_launch_manifest_parser.h',
         'browser/extensions/app_notification.cc',
         'browser/extensions/app_notification.h',
         'browser/extensions/app_notification_manager.cc',
         'browser/extensions/app_notification_manager.h',
         'browser/extensions/app_notification_storage.cc',
         'browser/extensions/app_notification_storage.h',
         'browser/extensions/app_notify_channel_setup.cc',
         'browser/extensions/app_notify_channel_setup.h',
         'browser/extensions/app_notify_channel_ui.h',
         'browser/extensions/app_notify_channel_ui_impl.cc',
@@ skipping 503 matching lines @@
           'variables': {
             'proto_in_dir': 'browser/chromeos/contacts',
             'proto_out_dir': 'chrome/browser/chromeos/contacts',
           },
           'includes': [ '../build/protoc.gypi' ]
         },
       ],
     },],  # 'chromeos=1'
   ],  # 'conditions'
 }