[ServiceWorker] Added size deltas and total size computation for QuotaM.

content/browser/service_worker/service_worker_info.h

 // Copyright 2014 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_SERVICE_WORKER_SERVICE_WORKER_INFO_H_
 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_INFO_H_
 
 #include <vector>
 
 #include "content/browser/service_worker/service_worker_version.h"
@@ skipping 24 matching lines @@
 };
 
 class CONTENT_EXPORT ServiceWorkerRegistrationInfo {
  public:
   ServiceWorkerRegistrationInfo();
   ServiceWorkerRegistrationInfo(
       const GURL& pattern,
       int64 registration_id,
       const ServiceWorkerVersionInfo& active_version,
       const ServiceWorkerVersionInfo& waiting_version,
-      const ServiceWorkerVersionInfo& installing_version);
+      const ServiceWorkerVersionInfo& installing_version,
+      int64_t active_version_total_size_bytes);
   ~ServiceWorkerRegistrationInfo();
 
   GURL pattern;
   int64 registration_id;
   ServiceWorkerVersionInfo controlling_version;
   ServiceWorkerVersionInfo active_version;
   ServiceWorkerVersionInfo waiting_version;
   ServiceWorkerVersionInfo installing_version;
+
+  int64_t stored_version_size_bytes;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_INFO_H_