CallbackPromiseAdapter types should be more compatible with WebCallbacks (3/3).

Source/modules/cachestorage/CacheStorageError.cpp

 // Copyright 2015 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.
 
 #include "config.h"
 #include "modules/cachestorage/CacheStorageError.h"
 
 #include "core/dom/DOMException.h"
 #include "core/dom/ExceptionCode.h"
 #include "modules/cachestorage/Cache.h"
 #include "public/platform/WebServiceWorkerCacheError.h"
 
 namespace blink {
 
-DOMException* CacheStorageError::take(ScriptPromiseResolver*, PassOwnPtr<WebServiceWorkerCacheError> webError)
-{
-    return CacheStorageError::createException(*webError);
-}
-
 DOMException* CacheStorageError::createException(WebServiceWorkerCacheError webError)
 {
     switch (webError) {
     case WebServiceWorkerCacheErrorNotImplemented:
         return DOMException::create(NotSupportedError, "Method is not implemented.");
     case WebServiceWorkerCacheErrorNotFound:
         return DOMException::create(NotFoundError, "Entry was not found.");
     case WebServiceWorkerCacheErrorExists:
         return DOMException::create(InvalidAccessError, "Entry already exists.");
     default:
         ASSERT_NOT_REACHED();
         return DOMException::create(NotSupportedError, "Unknown error.");
     }
 }
 
 } // namespace blink