[KeyboardEvent] Use DOM |code| rather than Windows-based key code

ui/events/ozone/layout/layout_util.h

-// 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.
-
-#ifndef UI_EVENTS_OZONE_LAYOUT_LAYOUT_UTIL_H_
-#define UI_EVENTS_OZONE_LAYOUT_LAYOUT_UTIL_H_
-
-// TODO(kpschoedel): consider moving this out of Ozone.
-
-#include "base/strings/string16.h"
-#include "ui/events/keycodes/keyboard_codes.h"
-#include "ui/events/ozone/layout/events_ozone_layout_export.h"
-
-namespace ui {
-
-enum class DomCode;
-enum class DomKey;
-
-// Returns a Windows-based VKEY for a non-printable DOM Level 3 |key|.
-// The returned VKEY is non-located (e.g. VKEY_SHIFT).
-EVENTS_OZONE_LAYOUT_EXPORT KeyboardCode
-NonPrintableDomKeyToKeyboardCode(DomKey dom_key);
-
-// Returns the Windows-based VKEY value corresponding to a DOM Level 3 |code|.
-// The returned VKEY is located (e.g. VKEY_LSHIFT).
-EVENTS_OZONE_LAYOUT_EXPORT KeyboardCode DomCodeToKeyboardCode(DomCode dom_code);
-
-// Returns the Windows-based VKEY value corresponding to a DOM Level 3 |code|.
-// The returned VKEY is non-located (e.g. VKEY_SHIFT).
-EVENTS_OZONE_LAYOUT_EXPORT KeyboardCode
-DomCodeToNonLocatedKeyboardCode(DomCode dom_code);
-
-// Returns true control character corresponding to a physical key.
-// In some contexts this is used instead of the key layout.
-EVENTS_OZONE_LAYOUT_EXPORT bool LookupControlCharacter(DomCode dom_code,
-                                                       int flags,
-                                                       DomKey* dom_key,
-                                                       base::char16* character,
-                                                       KeyboardCode* key_code);
-
-// Returns the ui::EventFlags value associated with a modifier key,
-// or 0 (EF_NONE) if the key is not a modifier.
-EVENTS_OZONE_LAYOUT_EXPORT int ModifierDomKeyToEventFlag(DomKey key);
-
-}  // namespace ui
-
-#endif  // UI_EVENTS_OZONE_LAYOUT_LAYOUT_UTIL_H_