Introducing the WebServiceWorkerCacheStorage

public/platform/WebServiceWorkerCacheError.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 WebServiceWorkerCacheError_h
+#define WebServiceWorkerCacheError_h
+
+namespace blink {
+
+enum WebServiceWorkerCacheError {
+    WebServiceWorkerCacheErrorNotImplemented,
+    WebServiceWorkerCacheErrorNotFound,
+    WebServiceWorkerCacheErrorExists,
+    WebServiceWorkerCacheErrorLast = WebServiceWorkerCacheErrorExists
+};
+
+} // namespace blink
+
+#endif // WebServiceWorkerCacheError_h