Consolidate ui/events/keycodes/dom[34]/ into .../dom/

ui/keyboard/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("//testing/test.gni")
 import("//third_party/google_input_tools/closure.gni")
 import("//third_party/google_input_tools/inputview.gni")
 import("//tools/grit/grit_rule.gni")
 
 component("keyboard") {
@@ skipping 24 matching lines @@
     "//base/third_party/dynamic_annotations",
     "//content/public/browser",
     "//content/public/common",
     "//ipc",
     "//skia",
     "//ui/aura",
     "//ui/base",
     "//ui/base/ime",
     "//ui/compositor",
     "//ui/events",
-    "//ui/events:dom4_keycode_converter",
+    "//ui/events:dom_keycode_converter",
     "//ui/events:events_base",
     "//ui/gfx",
     "//ui/gfx/geometry",
     "//ui/wm",
     "//url",
   ]
 }
 
 grit("resources_grit") {
   source = "keyboard_resources.grd"
@@ skipping 60 matching lines @@
     "//ui/compositor:test_support",
     "//ui/events:test_support",
     "//ui/gfx",
     "//ui/gfx/geometry",
     "//ui/gl",
     "//ui/resources:ui_test_pak",
     "//ui/wm",
     "//url",
   ]
 }