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

ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine_unittest.cc

Index: ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine_unittest.cc
diff --git a/ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine_unittest.cc b/ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine_unittest.cc
index 87b4c55e89f5925ec6e10d1b03f5f757b2831539..f736d4c874102f543876bc7432662626507c58d5 100644
--- a/ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine_unittest.cc
+++ b/ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine_unittest.cc
@@ -7,7 +7,6 @@
 #include "ui/events/keycodes/dom3/dom_code.h"
 #include "ui/events/keycodes/dom3/dom_key.h"
 #include "ui/events/ozone/layout/keyboard_layout_engine_manager.h"
-#include "ui/events/ozone/layout/layout_util.h"
 #include "ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine.h"
 
 namespace ui {
@@ -72,8 +71,10 @@ class VkTestXkbKeyboardLayoutEngine : public XkbKeyboardLayoutEngine {
     KeyboardCode key_code = DifficultKeyboardCode(
         dom_code, flags, key_code_converter_.DomCodeToXkbKeyCode(dom_code),
         flags, CharacterToKeySym(character), DomKey::CHARACTER, character);
-    if (key_code == VKEY_UNKNOWN)
-      key_code = DomCodeToNonLocatedKeyboardCode(dom_code);
+    if (key_code == VKEY_UNKNOWN) {
+      DomCode code = DomCodeToKeyboardCode(dom_code);
+      key_code = LocatedToNonLocatedKeyboardCode(code);
+    }
     return key_code;
   }