The on screen keyboard on Windows 8+ should not obscure the input field.

base/base.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.
 
 {
   'includes': [
     'trace_event/trace_event.gypi',
   ],
   'target_defaults': {
     'variables': {
@@ skipping 756 matching lines @@
           'win/i18n.cc',
           'win/i18n.h',
           'win/iat_patch_function.cc',
           'win/iat_patch_function.h',
           'win/iunknown_impl.cc',
           'win/iunknown_impl.h',
           'win/message_window.cc',
           'win/message_window.h',
           'win/object_watcher.cc',
           'win/object_watcher.h',
+          'win/osk_display_manager.cc',
+          'win/osk_display_manager.h',
           'win/process_startup_helper.cc',
           'win/process_startup_helper.h',
           'win/registry.cc',
           'win/registry.h',
           'win/resource_util.cc',
           'win/resource_util.h',
           'win/scoped_bstr.cc',
           'win/scoped_bstr.h',
           'win/scoped_co_mem.h',
           'win/scoped_com_initializer.h',
@@ skipping 308 matching lines @@
           'i18n/time_formatting.h',
           'i18n/timezone.cc',
           'i18n/timezone.h',
           'i18n/utf8_validator_tables.cc',
           'i18n/utf8_validator_tables.h',
         ],
       }]
     ],
   },
 }