tmp

chrome/browser/history/history_database.h

Index: chrome/browser/history/history_database.h
diff --git a/chrome/browser/history/history_database.h b/chrome/browser/history/history_database.h
index 5aac5bab529391dbe77c3322730bdead509e4d82..1162f3f75f5fd8ba5dbad6f1b37c723fa534b487 100644
--- a/chrome/browser/history/history_database.h
+++ b/chrome/browser/history/history_database.h
@@ -31,6 +31,8 @@ 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.
@@ -210,6 +212,8 @@ class HistoryDatabase : public DownloadDatabase,
   // See the getters above.
   bool needs_version_17_migration_;
 
+  scoped_ptr<HistoryDatabaseDelegate> delegate_;
+
   DISALLOW_COPY_AND_ASSIGN(HistoryDatabase);
 };