HQP Refactoring (in Preparation for SQLite Cache)

chrome/browser/history/history_backend.h

Index: chrome/browser/history/history_backend.h
===================================================================
--- chrome/browser/history/history_backend.h	(revision 108940)
+++ chrome/browser/history/history_backend.h	(working copy)
@@ -281,6 +281,9 @@
 
   // Generic operations --------------------------------------------------------
 
+  // Returns our database if it has been set, otherwise NULL.
+  URLDatabase* database() { return db_.get(); }
+
   void ProcessDBTask(scoped_refptr<HistoryDBTaskRequest> request);
 
   virtual bool GetAllTypedURLs(std::vector<history::URLRow>* urls);