[CacheStorage] Use appopriate type parameters for WebCallbacks (3/3).

public/platform/modules/serviceworker/WebServiceWorkerCache.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 WebServiceWorkerCache_h
 #define WebServiceWorkerCache_h
 
 #include "public/platform/WebCallbacks.h"
 #include "public/platform/WebCommon.h"
 #include "public/platform/WebServiceWorkerCacheError.h"
 #include "public/platform/WebServiceWorkerRequest.h"
 #include "public/platform/WebServiceWorkerResponse.h"
 #include "public/platform/WebString.h"
 #include "public/platform/WebVector.h"
 
 namespace blink {
 
 // The Service Worker Cache API. The embedder provides the implementation of the Cache to Blink. Blink uses the interface
 // to operate on entries.
 // This object is owned by Blink, and should be destroyed as each Cache instance is no longer in use.
 class WebServiceWorkerCache {
 public:
-    class CacheMatchCallbacks : public WebCallbacks<const WebServiceWorkerResponse&, WebServiceWorkerCacheError> {
-    public:
-        void onSuccess(WebServiceWorkerResponse* r) { onSuccess(*r); }
-        void onError(WebServiceWorkerCacheError* e)
-        {
-            onError(*e);
-            delete e;
-        }
-        void onSuccess(const WebServiceWorkerResponse&) override {}
-        void onError(WebServiceWorkerCacheError) override {}
-    };
-    class CacheWithResponsesCallbacks : public WebCallbacks<const WebVector<WebServiceWorkerResponse>&, WebServiceWorkerCacheError> {
-    public:
-        void onSuccess(WebVector<WebServiceWorkerResponse>* r) { onSuccess(*r); }
-        void onError(WebServiceWorkerCacheError* e)
-        {
-            onError(*e);
-            delete e;
-        }
-        void onSuccess(const WebVector<WebServiceWorkerResponse>&) override {}
-        void onError(WebServiceWorkerCacheError) override {}
-    };
-    class CacheWithRequestsCallbacks : public WebCallbacks<const WebVector<WebServiceWorkerRequest>&, WebServiceWorkerCacheError> {
-    public:
-        void onSuccess(WebVector<WebServiceWorkerRequest>* r) { onSuccess(*r); }
-        void onError(WebServiceWorkerCacheError* e)
-        {
-            onError(*e);
-            delete e;
-        }
-        void onSuccess(const WebVector<WebServiceWorkerRequest>&) override {}
-        void onError(WebServiceWorkerCacheError) override {}
-    };
+    using CacheMatchCallbacks = WebCallbacks<const WebServiceWorkerResponse&, WebServiceWorkerCacheError>;
+    using CacheWithResponsesCallbacks = WebCallbacks<const WebVector<WebServiceWorkerResponse>&, WebServiceWorkerCacheError>;
+    using CacheWithRequestsCallbacks = WebCallbacks<const WebVector<WebServiceWorkerRequest>&, WebServiceWorkerCacheError>;
     using CacheBatchCallbacks = WebCallbacks<void, WebServiceWorkerCacheError>;
 
     virtual ~WebServiceWorkerCache() { }
 
     // Options that affect the scope of searches.
     struct QueryParams {
         QueryParams() : ignoreSearch(false), ignoreMethod(false), ignoreVary(false) { }
 
         bool ignoreSearch;
         bool ignoreMethod;
@@ skipping 23 matching lines @@
     // calling onSuccess or onFailure.
     virtual void dispatchMatch(CacheMatchCallbacks*, const WebServiceWorkerRequest&, const QueryParams&) = 0;
     virtual void dispatchMatchAll(CacheWithResponsesCallbacks*, const WebServiceWorkerRequest&, const QueryParams&) = 0;
     virtual void dispatchKeys(CacheWithRequestsCallbacks*, const WebServiceWorkerRequest*, const QueryParams&) = 0;
     virtual void dispatchBatch(CacheBatchCallbacks*, const WebVector<BatchOperation>&) = 0;
 };
 
 } // namespace blink
 
 #endif // WebServiceWorkerCache_h