[Mac] Delete old balloon and Notification Center notification implementations.

chrome/chrome_browser_ui.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': [
     {
       'target_name': 'browser_ui',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 783 matching lines @@
         'browser/ui/cocoa/login_prompt_cocoa.mm',
         'browser/ui/cocoa/main_menu_item.h',
         'browser/ui/cocoa/menu_button.h',
         'browser/ui/cocoa/menu_button.mm',
         'browser/ui/cocoa/multi_key_equivalent_button.h',
         'browser/ui/cocoa/multi_key_equivalent_button.mm',
         'browser/ui/cocoa/new_tab_button.h',
         'browser/ui/cocoa/new_tab_button.mm',
         'browser/ui/cocoa/nine_part_button_cell.h',
         'browser/ui/cocoa/nine_part_button_cell.mm',
-        'browser/ui/cocoa/notifications/balloon_collection_cocoa.mm',
-        'browser/ui/cocoa/notifications/balloon_controller.h',
-        'browser/ui/cocoa/notifications/balloon_controller.mm',
-        'browser/ui/cocoa/notifications/balloon_view.h',
-        'browser/ui/cocoa/notifications/balloon_view.mm',
-        'browser/ui/cocoa/notifications/balloon_view_bridge.h',
-        'browser/ui/cocoa/notifications/balloon_view_bridge.mm',
-        'browser/ui/cocoa/notifications/balloon_view_host_mac.h',
-        'browser/ui/cocoa/notifications/balloon_view_host_mac.mm',
         'browser/ui/cocoa/notifications/message_center_tray_bridge.h',
         'browser/ui/cocoa/notifications/message_center_tray_bridge.mm',
         'browser/ui/cocoa/nsmenuitem_additions.h',
         'browser/ui/cocoa/nsmenuitem_additions.mm',
         'browser/ui/cocoa/nsview_additions.h',
         'browser/ui/cocoa/nsview_additions.mm',
         'browser/ui/cocoa/omnibox/omnibox_popup_cell.h',
         'browser/ui/cocoa/omnibox/omnibox_popup_cell.mm',
         'browser/ui/cocoa/omnibox/omnibox_popup_matrix.h',
         'browser/ui/cocoa/omnibox/omnibox_popup_matrix.mm',
@@ skipping 2287 matching lines @@
             'browser/ui/webui/local_discovery/local_discovery_ui.cc',
             'browser/ui/webui/local_discovery/local_discovery_ui.h',
             'browser/ui/webui/local_discovery/local_discovery_ui_handler.cc',
             'browser/ui/webui/local_discovery/local_discovery_ui_handler.h',
           ],
         }],
       ],
     },
   ],
 }