Guarantees ServiceWorkerCacheStorage callbacks are called.

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 5618d619a44a651dba8894afd85454515a8ad694..ca2adc3c060bb99ead2daf729850a993dc58e25e 100644
--- a/content/browser/service_worker/service_worker_cache_storage.h
+++ b/content/browser/service_worker/service_worker_cache_storage.h
@@ -116,29 +116,33 @@ class CONTENT_EXPORT ServiceWorkerCacheStorage {
       scoped_ptr<ServiceWorkerCache> cache);
   static void LazyInitDone(base::WeakPtr<ServiceWorkerCacheStorage> storage);
 
-  void DidCreateBackend(base::WeakPtr<ServiceWorkerCache> cache,
-                        CacheID cache_id,
-                        const CacheAndErrorCallback& callback,
-                        ServiceWorkerCache::ErrorType error);
+  static void DidCreateBackend(base::WeakPtr<ServiceWorkerCache> cache,
+                               CacheID cache_id,
+                               const CacheAndErrorCallback& callback,
+                               ServiceWorkerCache::ErrorType error);
 
   CacheContext* AddCacheToMaps(const std::string& cache_name,
                                scoped_ptr<ServiceWorkerCache> cache);
 
   // The CreateCache callbacks are below.
-  void CreateCacheDidCreateCache(const std::string& cache_name,
-                                 const CacheAndErrorCallback& callback,
-                                 scoped_ptr<ServiceWorkerCache> cache);
-  void CreateCacheDidWriteIndex(const CacheAndErrorCallback& callback,
-                                base::WeakPtr<ServiceWorkerCache> cache,
-                                CacheID id,
-                                bool success);
+  static void CreateCacheDidCreateCache(
+      const std::string& cache_name,
+      const CacheAndErrorCallback& callback,
+      base::WeakPtr<ServiceWorkerCacheStorage> storage,
+      scoped_ptr<ServiceWorkerCache> cache);
+  static void CreateCacheDidWriteIndex(const CacheAndErrorCallback& callback,
+                                       base::WeakPtr<ServiceWorkerCache> cache,
+                                       CacheID id,
+                                       bool success);
 
   // The DeleteCache callbacks are below.
-  void DeleteCacheDidWriteIndex(const std::string& cache_name,
-                                const BoolAndErrorCallback& callback,
-                                bool success);
-  void DeleteCacheDidCleanUp(const BoolAndErrorCallback& callback,
-                             bool success);
+  static void DeleteCacheDidWriteIndex(
+      const std::string& cache_name,
+      const BoolAndErrorCallback& callback,
+      base::WeakPtr<ServiceWorkerCacheStorage> storage,
+      bool success);
+  static void DeleteCacheDidCleanUp(const BoolAndErrorCallback& callback,
+                                    bool success);
 
   // Whether or not we've loaded the list of cache names into memory.
   bool initialized_;