Guarantee ServiceWorkerCacheStorage::LazyInit calls its callback

content/browser/service_worker/service_worker_cache_storage.h

Index: content/browser/service_worker/service_worker_cache_storage.h
diff --git a/content/browser/service_worker/service_worker_cache_storage.h b/content/browser/service_worker/service_worker_cache_storage.h
index 7e0c39e1381032a4822c891fc395f0535fd63ec8..5618d619a44a651dba8894afd85454515a8ad694 100644
--- a/content/browser/service_worker/service_worker_cache_storage.h
+++ b/content/browser/service_worker/service_worker_cache_storage.h
@@ -103,16 +103,18 @@ class CONTENT_EXPORT ServiceWorkerCacheStorage {
 
   // Initializer and its callback are below.
   void LazyInit(const base::Closure& closure);
-  void LazyInitDidLoadIndex(
+  static void LazyInitDidLoadIndex(
       const base::Closure& callback,
+      base::WeakPtr<ServiceWorkerCacheStorage> storage,
       scoped_ptr<std::vector<std::string> > indexed_cache_names);
-  void LazyInitIterateAndLoadCacheName(
+  static void LazyInitIterateAndLoadCacheName(
       const base::Closure& callback,
+      base::WeakPtr<ServiceWorkerCacheStorage> storage,
       scoped_ptr<std::vector<std::string> > indexed_cache_names,
       const std::vector<std::string>::const_iterator& iter,
       const std::string& cache_name,
       scoped_ptr<ServiceWorkerCache> cache);
-  void LazyInitDone();
+  static void LazyInitDone(base::WeakPtr<ServiceWorkerCacheStorage> storage);
 
   void DidCreateBackend(base::WeakPtr<ServiceWorkerCache> cache,
                         CacheID cache_id,