Convert WindowOpenDisposition to an enum class.

chrome/browser/extensions/extension_tab_util_browsertest.cc

Index: chrome/browser/extensions/extension_tab_util_browsertest.cc
diff --git a/chrome/browser/extensions/extension_tab_util_browsertest.cc b/chrome/browser/extensions/extension_tab_util_browsertest.cc
index c245550d9b5f945e92e9b764c123575aa1b6b6c6..4362f4e7676ad7e7a885214678afa6272e0006fe 100644
--- a/chrome/browser/extensions/extension_tab_util_browsertest.cc
+++ b/chrome/browser/extensions/extension_tab_util_browsertest.cc
@@ -83,9 +83,7 @@ IN_PROC_BROWSER_TEST_F(ExtensionTabUtilBrowserTest, OpenExtensionsOptionsPage) {
   // If the user navigates to the options page e.g. by typing in the url, it
   // should not override the currently-open tab.
   ui_test_utils::NavigateToURLWithDisposition(
-      browser(),
-      options_url,
-      NEW_FOREGROUND_TAB,
+      browser(), options_url, WindowOpenDisposition::NEW_FOREGROUND_TAB,
       ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
   EXPECT_EQ(4, browser()->tab_strip_model()->count());
   EXPECT_EQ(options_url, GetActiveUrl(browser()));