CachedMetadata support for ServiceWorker script.

Source/modules/serviceworkers/ServiceWorkerScriptCachedMetadataHandler.h

Index: Source/modules/serviceworkers/ServiceWorkerScriptCachedMetadataHandler.h
diff --git a/Source/modules/serviceworkers/ServiceWorkerScriptCachedMetadataHandler.h b/Source/modules/serviceworkers/ServiceWorkerScriptCachedMetadataHandler.h
new file mode 100644
index 0000000000000000000000000000000000000000..7e311893db1a6c8b3af25f666eadfa858b1b0cf6
--- /dev/null
+++ b/Source/modules/serviceworkers/ServiceWorkerScriptCachedMetadataHandler.h
@@ -0,0 +1,40 @@
+// 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.
+
+#ifndef ServiceWorkerScriptCachedMetadataHandler_h
+#define ServiceWorkerScriptCachedMetadataHandler_h
+
+#include "core/fetch/CachedMetadataHandler.h"
+#include "platform/weborigin/KURL.h"
+#include "wtf/PassOwnPtr.h"
+#include "wtf/Vector.h"
+
+namespace blink {
+
+class WorkerGlobalScope;
+class CachedMetadata;
+
+class ServiceWorkerScriptCachedMetadataHandler : public CachedMetadataHandler {
+public:
+    static PassOwnPtr<ServiceWorkerScriptCachedMetadataHandler> create(WorkerGlobalScope* workerGlobalScope, const KURL& scriptURL, const Vector<char>* metaData)
+    {
+        return adoptPtr(new ServiceWorkerScriptCachedMetadataHandler(workerGlobalScope, scriptURL, metaData));
+    }
+    ~ServiceWorkerScriptCachedMetadataHandler() override;
+    void setCachedMetadata(unsigned /* dataTypeID */, const char*, size_t, CacheType) override;

[kinuko, 2015/02/17 07:56:46]

ditto (for commented parameter names)

[horo, 2015/02/17 08:20:27]

Done.

+    void clearCachedMetadata(CacheType) override;
+    CachedMetadata* cachedMetadata(unsigned /* dataTypeID */) const override;
+    String encoding() const override;
+
+private:
+    ServiceWorkerScriptCachedMetadataHandler(WorkerGlobalScope*, const KURL& /* scriptURL */, const Vector<char>* /* metaData */);
+
+    WorkerGlobalScope* m_workerGlobalScope;
+    KURL m_scriptURL;
+    RefPtr<CachedMetadata> m_cachedMetadata;
+};
+
+} // namespace blink
+
+#endif // ServiceWorkerScriptCachedMetadataHandler_h