Bring back the file dialogs for chrome AURA.

ui/ui.gyp

 # 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'includes': [
     'ui_resources.gypi',
   ],
   'targets': [
     {
       'target_name': 'ui',
       'type': '<(component)',
-      'variables': { 'enable_wexit_time_destructors': 1, },
       'dependencies': [
         '../base/base.gyp:base',
         '../base/base.gyp:base_i18n',
         '../base/base.gyp:base_static',
         '../base/third_party/dynamic_annotations/dynamic_annotations.gyp:dynamic_annotations',
         '../build/temp_gyp/googleurl.gyp:googleurl',
         '../net/net.gyp:net',
         '../skia/skia.gyp:skia',
         '../third_party/icu/icu.gyp:icui18n',
         '../third_party/icu/icu.gyp:icuuc',
@@ skipping 78 matching lines @@
         'base/cocoa/window_size_constants.mm',
         'base/cursor/cursor.cc',
         'base/cursor/cursor.h',
         'base/cursor/cursor_loader.h',
         'base/cursor/cursor_loader_win.cc',
         'base/cursor/cursor_loader_win.h',
         'base/cursor/cursor_loader_x11.cc',
         'base/cursor/cursor_loader_x11.h',
         'base/cursor/cursor_win.cc',
         'base/cursor/cursor_x11.cc',
-        'base/dialogs/base_shell_dialog.cc',
-        'base/dialogs/base_shell_dialog.h',
-        'base/dialogs/base_shell_dialog_win.cc',
-        'base/dialogs/base_shell_dialog_win.h',
-        'base/dialogs/gtk/select_file_dialog_impl.cc',
-        'base/dialogs/gtk/select_file_dialog_impl.h',
-        'base/dialogs/gtk/select_file_dialog_impl_gtk.cc',
-        'base/dialogs/gtk/select_file_dialog_impl_kde.cc',
-        'base/dialogs/select_file_dialog.cc',
-        'base/dialogs/select_file_dialog.h',
-        'base/dialogs/select_file_dialog_android.cc',
-        'base/dialogs/select_file_dialog_android.h',
-        'base/dialogs/select_file_dialog_factory.cc',
-        'base/dialogs/select_file_dialog_factory.h',
-        'base/dialogs/select_file_dialog_mac.h',
-        'base/dialogs/select_file_dialog_mac.mm',
-        'base/dialogs/select_file_dialog_win.cc',
-        'base/dialogs/select_file_dialog_win.h',
-        'base/dialogs/select_file_policy.cc',
-        'base/dialogs/select_file_policy.h',
-        'base/dialogs/selected_file_info.cc',
-        'base/dialogs/selected_file_info.h',
         'base/dragdrop/cocoa_dnd_util.h',
         'base/dragdrop/cocoa_dnd_util.mm',
         'base/dragdrop/drag_drop_types.h',
         'base/dragdrop/drag_drop_types_gtk.cc',
         'base/dragdrop/drag_drop_types_win.cc',
         'base/dragdrop/drag_source.cc',
         'base/dragdrop/drag_source.h',
         'base/dragdrop/drag_utils.cc',
         'base/dragdrop/drag_utils.h',
         'base/dragdrop/drag_utils_aura.cc',
@@ skipping 436 matching lines @@
           'sources!': [
             'gfx/canvas_skia.cc',
           ],
         }],
         ['use_aura==1', {
           'sources/': [
             ['exclude', 'gfx/gtk_'],
             ['exclude', 'gfx/gtk_util.cc'],
             ['exclude', 'gfx/gtk_util.h'],
             ['exclude', 'gfx/screen_gtk.cc'],
-            ['exclude', 'base/dialogs/select_file_dialog_mac.mm'],
-            ['exclude', 'base/dialogs/select_file_dialog_win.cc'],
             ['exclude', 'base/work_area_watcher_observer.h'],
             ['exclude', 'base/x/active_window_watcher_x.cc'],
             ['exclude', 'base/x/active_window_watcher_x.h'],
             ['exclude', 'base/x/active_window_watcher_x_observer.h'],
             ['exclude', 'base/x/root_window_property_watcher_x.cc'],
             ['exclude', 'base/x/root_window_property_watcher_x.h'],
             ['exclude', 'base/x/work_area_watcher_x.cc'],
             ['exclude', 'base/x/work_area_watcher_x.h'],
            ],
         }, {  # use_aura!=1
@@ skipping 288 matching lines @@
            },
            'dependencies': [
              '../base/base.gyp:base_java',
            ],
            'includes': [ '../build/java.gypi' ],
          },
        ],
     }],
   ],
 }