Convert WindowOpenDisposition to an enum class.

chrome/browser/profiles/host_zoom_map_browsertest.cc

 // Copyright 2014 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 <algorithm>
 #include <memory>
 #include <string>
 #include <vector>
@@ skipping 271 matching lines @@
   GURL test_url1 = ConstructTestServerURL(kTestURLTemplate1);
   ui_test_utils::NavigateToURL(browser(), test_url1);
 
   SetDefaultZoomLevel(default_zoom_level);
   observer.BlockUntilZoomLevelForHostHasChanged(test_url1.host());
   EXPECT_TRUE(
       content::ZoomValuesEqual(default_zoom_level, GetZoomLevel(test_url1)));
 
   GURL test_url2 = ConstructTestServerURL(kTestURLTemplate2);
   ui_test_utils::NavigateToURLWithDisposition(
-      browser(), test_url2, NEW_FOREGROUND_TAB,
+      browser(), test_url2, WindowOpenDisposition::NEW_FOREGROUND_TAB,
       ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
   EXPECT_TRUE(
       content::ZoomValuesEqual(default_zoom_level, GetZoomLevel(test_url2)));
 
   content::WebContents* web_contents =
       browser()->tab_strip_model()->GetActiveWebContents();
   zoom::PageZoom::Zoom(web_contents, content::PAGE_ZOOM_OUT);
   observer.BlockUntilZoomLevelForHostHasChanged(test_url2.host());
   EXPECT_FALSE(
       content::ZoomValuesEqual(default_zoom_level, GetZoomLevel(test_url2)));
@@ skipping 106 matching lines @@
   ZoomLevelChangeObserver observer(browser()->profile());
 
   web_contents->SetPageScale(1.5);
   observer.BlockUntilZoomLevelForHostHasChanged(test_host);
   EXPECT_FALSE(content::HostZoomMap::PageScaleFactorIsOne(web_contents));
 
   web_contents->SetPageScale(1.f);
   observer.BlockUntilZoomLevelForHostHasChanged(test_host);
   EXPECT_TRUE(content::HostZoomMap::PageScaleFactorIsOne(web_contents));
 }