Revert 273982 "Refactor external_install_ui"

chrome/chrome_browser_extensions.gypi

 # Copyright (c) 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': 'browser_extensions',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 782 matching lines @@
         'browser/extensions/extension_warning_set.cc',
         'browser/extensions/extension_warning_set.h',
         'browser/extensions/extension_web_ui.cc',
         'browser/extensions/extension_web_ui.h',
         'browser/extensions/extension_web_ui_override_registrar.cc',
         'browser/extensions/extension_web_ui_override_registrar.h',
         'browser/extensions/extension_webkit_preferences.cc',
         'browser/extensions/extension_webkit_preferences.h',
         'browser/extensions/external_component_loader.cc',
         'browser/extensions/external_component_loader.h',
-        'browser/extensions/external_install_error.cc',
-        'browser/extensions/external_install_error.h',
-        'browser/extensions/external_install_manager.cc',
-        'browser/extensions/external_install_manager.h',
+        'browser/extensions/external_install_ui.cc',
+        'browser/extensions/external_install_ui.h',
         'browser/extensions/external_loader.cc',
         'browser/extensions/external_loader.h',
         'browser/extensions/external_policy_loader.cc',
         'browser/extensions/external_policy_loader.h',
         'browser/extensions/external_pref_loader.cc',
         'browser/extensions/external_pref_loader.h',
         'browser/extensions/external_provider_impl.cc',
         'browser/extensions/external_provider_impl.h',
         'browser/extensions/external_registry_loader_win.cc',
         'browser/extensions/external_registry_loader_win.h',
@@ skipping 433 matching lines @@
       'type': 'static_library',
       'sources': [ 'browser/extensions/api/cast_channel/cast_channel.proto' ],
       'variables': {
           'proto_in_dir': 'browser/extensions/api/cast_channel',
           'proto_out_dir': 'chrome/browser/extensions/api/cast_channel',
       },
       'includes': [ '../build/protoc.gypi' ]
     },
   ],  # 'conditions'
 }