Update installed ServiceWorkers.

content/browser/service_worker/service_worker_storage.h

Index: content/browser/service_worker/service_worker_storage.h
diff --git a/content/browser/service_worker/service_worker_storage.h b/content/browser/service_worker/service_worker_storage.h
index 33399147fe181eb21c88aea6362f6b286cb4f5a8..03c5e0f4a041bee5f9b0be760c4a67d112d77ede 100644
--- a/content/browser/service_worker/service_worker_storage.h
+++ b/content/browser/service_worker/service_worker_storage.h
@@ -53,7 +53,7 @@ class CONTENT_EXPORT ServiceWorkerStorage
       void(const std::vector<ServiceWorkerRegistrationInfo>& registrations)>
           GetAllRegistrationInfosCallback;
   typedef base::Callback<
-      void(ServiceWorkerStatusCode status, int result)>
+      void(ServiceWorkerStatusCode status, bool are_equal)>
           CompareCallback;
 
   virtual ~ServiceWorkerStorage();
@@ -124,6 +124,10 @@ class CONTENT_EXPORT ServiceWorkerStorage
   // purgeable list and purges it.
   void DoomUncommittedResponse(int64 id);
 
+  // Compares only the response bodies.
+  void CompareScriptResources(int64 lhs_id, int64 rhs_id,
+                              const CompareCallback& callback);
+
   // Deletes the storage and starts over.
   void DeleteAndStartOver(const StatusCallback& callback);