Migrate md history test code to ScopedFeatureList.

chrome/browser/ui/find_bar/find_bar_host_browsertest.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/command_line.h"
 #include "base/files/file_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/strings/string16.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
+#include "base/test/scoped_feature_list.h"
 #include "build/build_config.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/history/history_service_factory.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/chrome_pages.h"
 #include "chrome/browser/ui/find_bar/find_bar.h"
 #include "chrome/browser/ui/find_bar/find_bar_controller.h"
 #include "chrome/browser/ui/find_bar/find_bar_host_unittest_util.h"
 #include "chrome/browser/ui/find_bar/find_notification_details.h"
 #include "chrome/browser/ui/find_bar/find_tab_helper.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/browser/ui/webui/md_history_ui.h"
+#include "chrome/common/chrome_features.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/test/base/find_in_page_observer.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "components/history/core/browser/history_service.h"
 #include "components/prefs/pref_service.h"
 #include "content/public/browser/download_manager.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/notification_types.h"
@@ skipping 265 matching lines @@
 // Disabled on Win due to http://crbug.com/661013
 #define MAYBE_SearchWithinSpecialURL \
         DISABLED_SearchWithinSpecialURL
 #else
 #define MAYBE_SearchWithinSpecialURL \
         SearchWithinSpecialURL
 #endif
 IN_PROC_BROWSER_TEST_F(FindInPageControllerTest, MAYBE_SearchWithinSpecialURL) {
   // TODO(tsergeant): Get this test working on MD History, which loads very
   // asynchronously and causes this test to fail.
-  MdHistoryUI::SetEnabledForTesting(false);
+  base::test::ScopedFeatureList scoped_feature_list;
+  scoped_feature_list.InitAndDisableFeature(features::kMaterialDesignHistory);
 
   WebContents* web_contents =
       browser()->tab_strip_model()->GetActiveWebContents();
 
   base::FilePath data_dir =
       ui_test_utils::GetTestFilePath(base::FilePath(), base::FilePath());
   ui_test_utils::NavigateToURL(browser(), net::FilePathToFileURL(data_dir));
   EXPECT_EQ(1, FindInPageASCII(web_contents, "downloads",
                                kFwd, kIgnoreCase, NULL));
 
@@ skipping 1232 matching lines @@
 
   EXPECT_TRUE(chrome::ExecuteCommand(browser_incognito, IDC_FIND_NEXT));
   WebContents* web_contents_incognito =
       browser_incognito->tab_strip_model()->GetActiveWebContents();
   ui_test_utils::FindInPageNotificationObserver observer(
       web_contents_incognito);
   observer.Wait();
   EXPECT_EQ(ASCIIToUTF16("bar"),
             GetFindBarTextForBrowser(browser_incognito));
 }