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

ui/base/BUILD.gn

 # Copyright 2014 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.
 
 import("//build/buildflag_header.gni")
 import("//build/config/compiler/compiler.gni")
 import("//build/config/sanitizers/sanitizers.gni")
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 import("//ui/base/ui_features.gni")
@@ skipping 261 matching lines @@
     "win/internal_constants.cc",
     "win/internal_constants.h",
     "win/lock_state.cc",
     "win/lock_state.h",
     "win/message_box_win.cc",
     "win/message_box_win.h",
     "win/mouse_wheel_util.cc",
     "win/mouse_wheel_util.h",
     "win/open_file_name_win.cc",
     "win/open_file_name_win.h",
+    "win/osk_display_manager.cc",
+    "win/osk_display_manager.h",
     "win/scoped_ole_initializer.cc",
     "win/scoped_ole_initializer.h",
     "win/shell.cc",
     "win/shell.h",
     "win/touch_input.cc",
     "win/touch_input.h",
     "win/window_event_target.cc",
     "win/window_event_target.h",
     "window_open_disposition.cc",
     "window_open_disposition.h",
@@ skipping 660 matching lines @@
 if (is_mac) {
   mac_framework_bundle("ui_unittests_framework") {
     testonly = true
     deps = [
       "//ui/resources:ui_test_pak_bundle_data",
     ]
     info_plist = "test/framework-Info.plist"
     output_name = "ui_unittests Framework"
   }
 }