Improve IndexedDB's quota support

content/browser/in_process_webkit/indexed_db_quota_client.h

 // Copyright (c) 2011 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_BROWER_IN_PROCESS_WEBKIT_QUOTA_CLIENT_H_
 #define CONTENT_BROWER_IN_PROCESS_WEBKIT_QUOTA_CLIENT_H_
 
 #include <set>
 #include <string>
 
@@ skipping 29 matching lines @@
                                  GetOriginsCallback* callback) OVERRIDE;
   virtual void DeleteOriginData(const GURL& origin,
                                 quota::StorageType type,
                                 DeletionCallback* callback) OVERRIDE;
  private:
   class HelperTask;
   class GetOriginUsageTask;
   class GetOriginsTaskBase;
   class GetAllOriginsTask;
   class GetOriginsForHostTask;
+  class DeleteOriginTask;
 
   typedef quota::CallbackQueueMap1
       <GetUsageCallback*,
        GURL,  // origin
        int64
       > UsageForOriginCallbackMap;
   typedef quota::CallbackQueue1
       <GetOriginsCallback*,
        const std::set<GURL>&
       > OriginsForTypeCallbackQueue;
@@ skipping 11 matching lines @@
   scoped_refptr<base::MessageLoopProxy> webkit_thread_message_loop_;
   scoped_refptr<IndexedDBContext> indexed_db_context_;
   UsageForOriginCallbackMap usage_for_origin_callbacks_;
   OriginsForTypeCallbackQueue origins_for_type_callbacks_;
   OriginsForHostCallbackMap origins_for_host_callbacks_;
 
   DISALLOW_COPY_AND_ASSIGN(IndexedDBQuotaClient);
 };
 
 #endif  // CONTENT_BROWER_IN_PROCESS_WEBKIT_QUOTA_CLIENT_H_