Convert WindowOpenDisposition to an enum class.

chrome/browser/extensions/api/extension_action/browser_action_apitest.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 <stdint.h>
 
 #include "base/macros.h"
 #include "build/build_config.h"
 #include "chrome/browser/extensions/api/extension_action/extension_action_api.h"
 #include "chrome/browser/extensions/browser_action_test_util.h"
@@ skipping 747 matching lines @@
   EXPECT_FALSE(gfx::test::AreImagesEqual(first_icon, next_icon));
 }
 
 // Test that we don't try and show a browser action popup with
 // browserAction.openPopup if there is no toolbar (e.g., for web popup windows).
 // Regression test for crbug.com/584747.
 IN_PROC_BROWSER_TEST_F(BrowserActionApiTest, BrowserActionOpenPopupOnPopup) {
   // Open a new web popup window.
   chrome::NavigateParams params(browser(), GURL("http://www.google.com/"),
                                 ui::PAGE_TRANSITION_LINK);
-  params.disposition = NEW_POPUP;
+  params.disposition = WindowOpenDisposition::NEW_POPUP;
   params.window_action = chrome::NavigateParams::SHOW_WINDOW;
   ui_test_utils::NavigateToURL(&params);
   Browser* popup_browser = params.browser;
   // Verify it is a popup, and it is the active window.
   ASSERT_TRUE(popup_browser);
   // The window isn't considered "active" on MacOSX for odd reasons. The more
   // important test is that it *is* considered the last active browser, since
   // that's what we check when we try to open the popup.
 #if !defined(OS_MACOSX)
   EXPECT_TRUE(popup_browser->window()->IsActive());
@@ skipping 10 matching lines @@
       test_data_dir_.AppendASCII("browser_action/open_popup_on_reply")));
   EXPECT_TRUE(listener.WaitUntilSatisfied());
 
   ResultCatcher catcher;
   listener.Reply(std::string());
   EXPECT_TRUE(catcher.GetNextResult()) << message_;
 }
 
 }  // namespace
 }  // namespace extensions