Delete PasswordStoreMac and SimplePasswordStoreMac.

components/password_manager/core/browser/password_store_default.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 COMPONENTS_PASSWORD_MANAGER_CORE_BROWSER_PASSWORD_STORE_DEFAULT_H_
 #define COMPONENTS_PASSWORD_MANAGER_CORE_BROWSER_PASSWORD_STORE_DEFAULT_H_
 
 #include <memory>
 #include <string>
 #include <vector>
@@ skipping 16 matching lines @@
   PasswordStoreDefault(
       scoped_refptr<base::SingleThreadTaskRunner> main_thread_runner,
       scoped_refptr<base::SingleThreadTaskRunner> db_thread_runner,
       std::unique_ptr<LoginDatabase> login_db);
 
   bool Init(const syncer::SyncableService::StartSyncFlare& flare,
             PrefService* prefs) override;
 
   void ShutdownOnUIThread() override;
 
-  // To be used only for testing.
+  // To be used only for testing or in subclasses.
   LoginDatabase* login_db() const { return login_db_.get(); }
 
  protected:
   ~PasswordStoreDefault() override;
 
   // Opens |login_db_| on the DB thread.
   void InitOnDBThread();
 
   // Implements PasswordStore interface.
   void ReportMetricsImpl(const std::string& sync_username,
@@ skipping 31 matching lines @@
   void AddSiteStatsImpl(const InteractionsStats& stats) override;
   void RemoveSiteStatsImpl(const GURL& origin_domain) override;
   std::vector<InteractionsStats> GetAllSiteStatsImpl() override;
   std::vector<InteractionsStats> GetSiteStatsImpl(
       const GURL& origin_domain) override;
 
   inline bool DeleteAndRecreateDatabaseFile() {
     return login_db_->DeleteAndRecreateDatabaseFile();
   }
 
-  void set_login_db(std::unique_ptr<password_manager::LoginDatabase> login_db) {
-    login_db_.swap(login_db);
-  }
-
  private:
   // Resets |login_db_| on the background thread.
   void ResetLoginDB();
 
   // The login SQL database. The LoginDatabase instance is received via the
   // in an uninitialized state, so as to allow injecting mocks, then Init() is
   // called on the DB thread in a deferred manner. If opening the DB fails,
   // |login_db_| will be reset and stay NULL for the lifetime of |this|.
   std::unique_ptr<LoginDatabase> login_db_;
 
   DISALLOW_COPY_AND_ASSIGN(PasswordStoreDefault);
 };
 
 }  // namespace password_manager
 
 #endif  // COMPONENTS_PASSWORD_MANAGER_CORE_BROWSER_PASSWORD_STORE_DEFAULT_H_