Restoring a session should restore window minimization state

ui/ui.gyp

 # Copyright (c) 2011 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,
     'toolkit_views2': 0,  # ui/views/ is an experimental framework on Windows.
   },
   'target_defaults': {
@@ skipping 163 matching lines @@
         'base/text/bytes_formatting.h',
         'base/text/text_elider.cc',
         'base/text/text_elider.h',
         'base/theme_provider.cc',
         'base/theme_provider.h',
         'base/ui_base_exports.cc',
         'base/ui_base_paths.cc',
         'base/ui_base_paths.h',
         'base/ui_base_switches.cc',
         'base/ui_base_switches.h',
+        'base/ui_base_types.h',
         'base/ui_export.h',
         'base/view_prop.cc',
         'base/view_prop.h',
         'base/win/hwnd_util.cc',
         'base/win/hwnd_util.h',
         'base/win/ime_input.cc',
         'base/win/ime_input.h',
         'base/win/shell.cc',
         'base/win/shell.h',
         'base/win/window_impl.cc',
@@ skipping 326 matching lines @@
           'configurations': {
             'Common_Base': {
               'msvs_target_platform': 'x64',
             },
           },
         },
       ],
     }],
   ],
 }