[iOS] Remove BrowserState names in BrowserStateInfoCache

ios/chrome/browser/browser_state/browser_state_info_cache.h

 // Copyright 2015 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 IOS_CHROME_BROWSER_BROWSER_STATE_BROWSER_STATE_INFO_CACHE_H_
 #define IOS_CHROME_BROWSER_BROWSER_STATE_BROWSER_STATE_INFO_CACHE_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 12 matching lines @@
 
 // This class saves various information about browser states to local
 // preferences.
 class BrowserStateInfoCache {
  public:
   BrowserStateInfoCache(PrefService* prefs,
                         const base::FilePath& user_data_dir);
   virtual ~BrowserStateInfoCache();
 
   void AddBrowserState(const base::FilePath& browser_state_path,
-                       const base::string16& name,
                        const std::string& gaia_id,
                        const base::string16& user_name);
   void RemoveBrowserState(const base::FilePath& browser_state_path);
 
   // Returns the count of known browser states.
   size_t GetNumberOfBrowserStates() const;
 
   // Adds and removes an observer.
   void AddObserver(BrowserStateInfoCacheObserver* observer);
   void RemoveObserver(BrowserStateInfoCacheObserver* observer);
 
   // Gets and sets information related to browser states.
   size_t GetIndexOfBrowserStateWithPath(
       const base::FilePath& browser_state_path) const;
-  base::string16 GetNameOfBrowserStateAtIndex(size_t index) const;
   base::string16 GetUserNameOfBrowserStateAtIndex(size_t index) const;
   base::FilePath GetPathOfBrowserStateAtIndex(size_t index) const;
   std::string GetGAIAIdOfBrowserStateAtIndex(size_t index) const;
   bool BrowserStateIsAuthenticatedAtIndex(size_t index) const;
   void SetAuthInfoOfBrowserStateAtIndex(size_t index,
                                         const std::string& gaia_id,
                                         const base::string16& user_name);
   void SetBrowserStateIsAuthErrorAtIndex(size_t index, bool value);
   bool BrowserStateIsAuthErrorAtIndex(size_t index) const;
 
   const base::FilePath& GetUserDataDir() const;
 
   // Register cache related preferences in Local State.
   static void RegisterPrefs(PrefRegistrySimple* registry);
 
  private:
   const base::DictionaryValue* GetInfoForBrowserStateAtIndex(
       size_t index) const;
   // Saves the browser state info to a cache and takes ownership of |info|.
   void SetInfoForBrowserStateAtIndex(size_t index, base::DictionaryValue* info);
 
   std::string CacheKeyFromBrowserStatePath(
       const base::FilePath& browser_state_path) const;
-  std::vector<std::string>::iterator FindPositionForBrowserState(
-      const std::string& search_key,
-      const base::string16& search_name);
+  void AddBrowserStateCacheKey(const std::string& key);
 
   PrefService* prefs_;
   std::vector<std::string> sorted_keys_;
   base::FilePath user_data_dir_;
   base::ObserverList<BrowserStateInfoCacheObserver, true> observer_list_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserStateInfoCache);
 };
 
 #endif  // IOS_CHROME_BROWSER_BROWSER_STATE_BROWSER_STATE_INFO_CACHE_H_