Remove the very old code that migrated password data from the WebDataService to PasswordStore.

chrome/browser/password_manager/password_store_default.h

 // 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.
 
 #ifndef CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_STORE_DEFAULT_H_
 #define CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_STORE_DEFAULT_H_
 #pragma once
 
 #include <vector>
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/password_manager/login_database.h"
 #include "chrome/browser/password_manager/password_store.h"
 
 class Profile;
-class WebDataService;
 
 // Simple password store implementation that delegates everything to
 // the LoginDatabase.
 class PasswordStoreDefault : public PasswordStore {
  public:
   // Takes ownership of |login_db|.
   PasswordStoreDefault(LoginDatabase* login_db,
-                       Profile* profile,
-                       WebDataService* web_data_service);
+                       Profile* profile);
 
  protected:
   virtual ~PasswordStoreDefault();
 
   // Implements RefCountedProfileKeyedService.
   virtual void ShutdownOnUIThread() OVERRIDE;
 
   // Implements PasswordStore interface.
   virtual void ReportMetricsImpl() OVERRIDE;
   virtual void AddLoginImpl(const webkit::forms::PasswordForm& form) OVERRIDE;
   virtual void UpdateLoginImpl(
       const webkit::forms::PasswordForm& form) OVERRIDE;
   virtual void RemoveLoginImpl(
       const webkit::forms::PasswordForm& form) OVERRIDE;
   virtual void RemoveLoginsCreatedBetweenImpl(
       const base::Time& delete_begin, const base::Time& delete_end) OVERRIDE;
   virtual void GetLoginsImpl(GetLoginsRequest* request,
                              const webkit::forms::PasswordForm& form) OVERRIDE;
   virtual void GetAutofillableLoginsImpl(GetLoginsRequest* request) OVERRIDE;
   virtual void GetBlacklistLoginsImpl(GetLoginsRequest* request) OVERRIDE;
   virtual bool FillAutofillableLogins(
       std::vector<webkit::forms::PasswordForm*>* forms) OVERRIDE;
   virtual bool FillBlacklistLogins(
       std::vector<webkit::forms::PasswordForm*>* forms) OVERRIDE;
 
-  scoped_refptr<WebDataService> web_data_service_;
-
  protected:
   inline bool DeleteAndRecreateDatabaseFile() {
     return login_db_->DeleteAndRecreateDatabaseFile();
   }
 
  private:
-  class MigrateHelper;
-
-  // Migrates logins from the WDS to the LoginDatabase.
-  void MigrateIfNecessary();
-
   scoped_ptr<LoginDatabase> login_db_;
   Profile* profile_;
 
-  scoped_ptr<MigrateHelper> migrate_helper_;
-
   DISALLOW_COPY_AND_ASSIGN(PasswordStoreDefault);
 };
 
 #endif  // CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_STORE_DEFAULT_H_