[Easy Unlock] Update handling of the trial easy unlock/signin run

chrome/browser/signin/easy_unlock_service.h

 // 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.
 
 #ifndef CHROME_BROWSER_SIGNIN_EASY_UNLOCK_SERVICE_H_
 #define CHROME_BROWSER_SIGNIN_EASY_UNLOCK_SERVICE_H_
 
 #include <set>
 #include <string>
 
@@ skipping 46 matching lines @@
   // logged in and his profile is initialized.
   static EasyUnlockService* GetForUser(const user_manager::User& user);
 
   // Registers Easy Unlock profile preferences.
   static void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry);
 
   // Registers Easy Unlock local state entries.
   static void RegisterPrefs(PrefRegistrySimple* registry);
 
   // Removes the hardlock state for the given user.
-  static void RemoveHardlockStateForUser(const std::string& user_id);
+  static void ResetLocalStateForUser(const std::string& user_id);
 
   // Returns the EasyUnlockService type.
   virtual Type GetType() const = 0;
 
   // Returns the user currently associated with the service.
   virtual std::string GetUserEmail() const = 0;
 
   // Launches Easy Unlock Setup app.
   virtual void LaunchSetup() = 0;
 
@@ skipping 56 matching lines @@
 
   // Finalizes previously started auth attempt for easy signin. If called on
   // regular profile service, it will cancel the current auth attempt if one
   // exists.
   void FinalizeSignin(const std::string& secret);
 
   // Checks the consistency between pairing data and cryptohome keys. Set
   // hardlock state if the two do not match.
   void CheckCryptohomeKeysAndMaybeHardlock();
 
+  // Marks the Easy Unlock screen lock state as the one associated with the
+  // trial run initiated by Easy Unlock app.
+  void SetTrialRun();
+
   void AddObserver(EasyUnlockServiceObserver* observer);
   void RemoveObserver(EasyUnlockServiceObserver* observer);
 
  protected:
   explicit EasyUnlockService(Profile* profile);
   virtual ~EasyUnlockService();
 
   // Does a service type specific initialization.
   virtual void InitializeInternal() = 0;
 
@@ skipping 92 matching lines @@
   bool shut_down_;
 
   ObserverList<EasyUnlockServiceObserver> observers_;
 
   base::WeakPtrFactory<EasyUnlockService> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(EasyUnlockService);
 };
 
 #endif  // CHROME_BROWSER_SIGNIN_EASY_UNLOCK_SERVICE_H_