Move browsing_data_helper files into a separate directory.

chrome/browser/mock_browsing_data_database_helper.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_MOCK_BROWSING_DATA_DATABASE_HELPER_H_
-#define CHROME_BROWSER_MOCK_BROWSING_DATA_DATABASE_HELPER_H_
-
-#include <list>
-#include <map>
-
-#include "base/callback.h"
-#include "chrome/browser/browsing_data_database_helper.h"
-
-// Mock for BrowsingDataDatabaseHelper.
-// Use AddDatabaseSamples() or add directly to response_ list, then call
-// Notify().
-class MockBrowsingDataDatabaseHelper : public BrowsingDataDatabaseHelper {
- public:
-  explicit MockBrowsingDataDatabaseHelper(Profile* profile);
-
-  virtual void StartFetching(
-      const base::Callback<void(const std::list<DatabaseInfo>&)>& callback)
-          OVERRIDE;
-
-  virtual void DeleteDatabase(const std::string& origin,
-      const std::string& name) OVERRIDE;
-
-  // Adds some DatabaseInfo samples.
-  void AddDatabaseSamples();
-
-  // Notifies the callback.
-  void Notify();
-
-  // Marks all databases as existing.
-  void Reset();
-
-  // Returns true if all databases since the last Reset() invokation were
-  // deleted.
-  bool AllDeleted();
-
-  std::string last_deleted_origin_;
-
-  std::string last_deleted_db_;
-
- private:
-  virtual ~MockBrowsingDataDatabaseHelper();
-
-  base::Callback<void(const std::list<DatabaseInfo>&)> callback_;
-
-  // Stores which databases exist.
-  std::map<const std::string, bool> databases_;
-
-  std::list<DatabaseInfo> response_;
-};
-
-#endif  // CHROME_BROWSER_MOCK_BROWSING_DATA_DATABASE_HELPER_H_