Convert WindowOpenDisposition to an enum class.

components/omnibox/browser/omnibox_edit_unittest.cc

 // Copyright (c) 2012 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 <stddef.h>
 
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 365 matching lines @@
 TEST_F(OmniboxEditTest, AlternateNavHasHTTP) {
   const TestingOmniboxClient* client =
       static_cast<TestingOmniboxClient*>(model()->client());
   const AutocompleteMatch match(
       model()->autocomplete_controller()->search_provider(), 0, false,
       AutocompleteMatchType::SEARCH_WHAT_YOU_TYPED);
   const GURL alternate_nav_url("http://ab%20cd/");
 
   model()->OnSetFocus(false);  // Avoids DCHECK in OpenMatch().
   model()->SetUserText(base::ASCIIToUTF16("http://ab cd"));
-  model()->OpenMatch(match, CURRENT_TAB, alternate_nav_url, base::string16(),
-                     0);
+  model()->OpenMatch(match, WindowOpenDisposition::CURRENT_TAB,
+                     alternate_nav_url, base::string16(), 0);
   EXPECT_TRUE(AutocompleteInput::HasHTTPScheme(
       client->alternate_nav_match().fill_into_edit));
 
   model()->SetUserText(base::ASCIIToUTF16("ab cd"));
-  model()->OpenMatch(match, CURRENT_TAB, alternate_nav_url, base::string16(),
-                     0);
+  model()->OpenMatch(match, WindowOpenDisposition::CURRENT_TAB,
+                     alternate_nav_url, base::string16(), 0);
   EXPECT_TRUE(AutocompleteInput::HasHTTPScheme(
       client->alternate_nav_match().fill_into_edit));
 }