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

ui/events/keycodes/dom/keycode_converter_unittest.cc

 // Copyright 2013 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.
 
-#include "ui/events/keycodes/dom4/keycode_converter.h"
+#include "ui/events/keycodes/dom/keycode_converter.h"
 
 #include <map>
 
 #include "base/basictypes.h"
 #include "testing/gtest/include/gtest/gtest.h"
-#include "ui/events/keycodes/dom3/dom_code.h"
-#include "ui/events/keycodes/dom3/dom_key.h"
+#include "ui/events/keycodes/dom/dom_code.h"
+#include "ui/events/keycodes/dom/dom_key.h"
 
 using ui::KeycodeConverter;
 
 namespace {
 
 #if defined(OS_WIN)
 const size_t kExpectedMappedKeyCount = 138;
 #elif defined(OS_LINUX)
 const size_t kExpectedMappedKeyCount = 168;
 #elif defined(OS_MACOSX)
@@ skipping 123 matching lines @@
     ui::DomKey key = ui::KeycodeConverter::KeyStringToDomKey(s);
     if (s) {
       EXPECT_STREQ(s, ui::KeycodeConverter::DomKeyToKeyString(key));
     } else {
       EXPECT_EQ(ui::DomKey::NONE, key);
     }
   }
 }
 
 }  // namespace