Convert WindowOpenDisposition to an enum class.

chrome/browser/extensions/extension_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 "chrome/browser/extensions/extension_apitest.h"
 
 #include <stddef.h>
 #include <utility>
 
 #include "base/base_switches.h"
@@ skipping 322 matching lines @@
           "Relative page_url given with no extension_name";
 
       url = extension->GetResourceURL(page_url);
     }
 
     if (use_incognito)
       OpenURLOffTheRecord(browser()->profile(), url);
     else
       ui_test_utils::NavigateToURL(browser(), url);
   } else if (launch_platform_app) {
-    AppLaunchParams params(browser()->profile(), extension,
-                           extensions::LAUNCH_CONTAINER_NONE, NEW_WINDOW,
-                           extensions::SOURCE_TEST);
+    AppLaunchParams params(
+        browser()->profile(), extension, extensions::LAUNCH_CONTAINER_NONE,
+        WindowOpenDisposition::NEW_WINDOW, extensions::SOURCE_TEST);
     params.command_line = *base::CommandLine::ForCurrentProcess();
     OpenApplication(params);
   }
 
   if (!catcher.GetNextResult()) {
     message_ = catcher.message();
     return false;
   }
 
   return true;
@@ skipping 75 matching lines @@
 }
 
 void ExtensionApiTest::SetUpCommandLine(base::CommandLine* command_line) {
   ExtensionBrowserTest::SetUpCommandLine(command_line);
   test_data_dir_ = test_data_dir_.AppendASCII("api_test");
   // Backgrounded renderer processes run at a lower priority, causing the
   // tests to take more time to complete. Disable backgrounding so that the
   // tests don't time out.
   command_line->AppendSwitch(switches::kDisableRendererBackgrounding);
 }