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chrome/browser/history/history_database.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_HISTORY_HISTORY_DATABASE_H_
 #define CHROME_BROWSER_HISTORY_HISTORY_DATABASE_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
@@ skipping 13 matching lines @@
 #endif
 
 namespace base {
 class FilePath;
 }
 
 class HistoryQuickProviderTest;
 
 namespace history {
 
+class HistoryDatabaseDelegate;
+
 // Encapsulates the SQL connection for the history database. This class holds
 // the database connection and has methods the history system (including full
 // text search) uses for writing and retrieving information.
 //
 // We try to keep most logic out of the history database; this should be seen
 // as the storage interface. Logic for manipulating this storage layer should
 // be in HistoryBackend.cc.
 class HistoryDatabase : public DownloadDatabase,
 #if defined(OS_ANDROID)
                         public AndroidURLsDatabase,
@@ skipping 159 matching lines @@
 
   sql::Connection::ErrorCallback error_callback_;
   sql::Connection db_;
   sql::MetaTable meta_table_;
 
   base::Time cached_early_expiration_threshold_;
 
   // See the getters above.
   bool needs_version_17_migration_;
 
+  scoped_ptr<HistoryDatabaseDelegate> delegate_;
+
   DISALLOW_COPY_AND_ASSIGN(HistoryDatabase);
 };
 
 }  // namespace history
 
 #endif  // CHROME_BROWSER_HISTORY_HISTORY_DATABASE_H_