Add the IndexedDBActiveBlobRegistry, currently unused, to enable future blob

content/browser/indexed_db/indexed_db_factory.h

 // Copyright (c) 2013 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 CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_FACTORY_H_
 #define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_FACTORY_H_
 
 #include <map>
 #include <set>
 
@@ skipping 43 matching lines @@
                                     const IndexedDBDatabaseError& error);
 
   std::pair<OriginDBMapIterator, OriginDBMapIterator> GetOpenDatabasesForOrigin(
       const GURL& origin_url) const;
 
   void ForceClose(const GURL& origin_url);
 
   // Called by the IndexedDBContext destructor so the factory can do cleanup.
   void ContextDestroyed();
 
+  // Called by the IndexedDBActiveBlobRegistry.
+  virtual void ReportOutstandingBlobs(const GURL& origin_url,
+                                      bool blobs_outstanding);
+
   // Called by an IndexedDBDatabase when it is actually deleted.
   void DatabaseDeleted(const IndexedDBDatabase::Identifier& identifier);
 
   size_t GetConnectionCount(const GURL& origin_url) const;
 
  protected:
   friend class base::RefCountedThreadSafe<IndexedDBFactory>;
 
   virtual ~IndexedDBFactory();
 
@@ skipping 39 matching lines @@
   typedef std::map<IndexedDBDatabase::Identifier,
                    IndexedDBDatabase*> IndexedDBDatabaseMap;
   IndexedDBDatabaseMap database_map_;
   OriginDBMap origin_dbs_;
 
   typedef std::map<GURL, scoped_refptr<IndexedDBBackingStore> >
       IndexedDBBackingStoreMap;
   IndexedDBBackingStoreMap backing_store_map_;
 
   std::set<scoped_refptr<IndexedDBBackingStore> > session_only_backing_stores_;
+  IndexedDBBackingStoreMap backing_stores_with_active_blobs_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_FACTORY_H_