"domain" item added to HistoryEntry to allow showing IDN in chrome://history/

chrome/test/data/webui/history_ui_browsertest.h

 // Copyright 2013 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.
 
 #ifndef CHROME_TEST_DATA_WEBUI_HISTORY_UI_BROWSERTEST_H_
 #define CHROME_TEST_DATA_WEBUI_HISTORY_UI_BROWSERTEST_H_
 
 #include "base/time/time.h"
 
 #include "chrome/test/base/web_ui_browsertest.h"
 
 class HistoryService;
 
 class HistoryUIBrowserTest : public WebUIBrowserTest {
  public:
   HistoryUIBrowserTest();
   virtual ~HistoryUIBrowserTest();
 
   virtual void SetUpOnMainThread() OVERRIDE;
 
  protected:
   // Sets the pref to allow or prohibit deleting history entries.
   void SetDeleteAllowed(bool allowed);
 
   // Add a test entry to the history database. The timestamp for the entry will
   // be |hour_offset| hours after |baseline_time_|.
   void AddPageToHistory(
       int hour_offset, const std::string& url, const std::string& title);
 
+  // Clears kAcceptLanguages pref value.
+  void ClearAcceptLanguages();
+
  private:
   // The HistoryService is owned by the profile.
   HistoryService* history_;
 
   // The time from which entries added via AddPageToHistory() will be offset.
   base::Time baseline_time_;
 
   // Counter used to generate a unique ID for each page added to the history.
   int32 page_id_;
 
   DISALLOW_COPY_AND_ASSIGN(HistoryUIBrowserTest);
 };
 
 #endif  // CHROME_TEST_DATA_WEBUI_HISTORY_UI_BROWSERTEST_H_