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

content/browser/service_worker/service_worker_info.h

Index: content/browser/service_worker/service_worker_info.h
diff --git a/content/browser/service_worker/service_worker_info.h b/content/browser/service_worker/service_worker_info.h
index 6fc2eef1c5d46d6af93e1921228d901244a5565f..770836907851a14b45b54655b6dbbca69d3c5cae 100644
--- a/content/browser/service_worker/service_worker_info.h
+++ b/content/browser/service_worker/service_worker_info.h
@@ -43,7 +43,8 @@ class CONTENT_EXPORT ServiceWorkerRegistrationInfo {
       int64 registration_id,
       const ServiceWorkerVersionInfo& active_version,
       const ServiceWorkerVersionInfo& waiting_version,
-      const ServiceWorkerVersionInfo& installing_version);
+      const ServiceWorkerVersionInfo& installing_version,
+      size_t active_version_total_size_bytes);

[michaeln, 2014/10/30 22:43:37]

maybe call this 'stored_version_size' (or even just stored_size for greater
brevity) since it can be either the active or waiting version depending on where
things are in the update algo

also i think int64_t might be a better type since its the sum of multiple file
sizes

[dmurph, 2014/10/31 19:10:49]

Done.

   ~ServiceWorkerRegistrationInfo();
 
   GURL pattern;
@@ -52,6 +53,8 @@ class CONTENT_EXPORT ServiceWorkerRegistrationInfo {
   ServiceWorkerVersionInfo active_version;
   ServiceWorkerVersionInfo waiting_version;
   ServiceWorkerVersionInfo installing_version;
+
+  size_t active_version_total_size_bytes;
 };
 
 }  // namespace content