bluetooth: readValue Blink implementation

Source/modules/bluetooth/ConvertWebVectorToArrayBuffer.h

+// 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 ConvertWebVectorToArrayBuffer_h
+#define ConvertWebVectorToArrayBuffer_h
+
+#include "core/dom/DOMArrayBuffer.h"
+#include "platform/heap/Handle.h"
+#include "public/platform/WebVector.h"
+
+namespace blink {
+
+class ScriptPromiseResolver;
+
+// ConvertWebVectorToArrayBuffer is used with CallbackPromiseAdapter to receive
+// WebVector responses. See CallbackPromiseAdapter class comments.
+class ConvertWebVectorToArrayBuffer {
+    WTF_MAKE_NONCOPYABLE(ConvertWebVectorToArrayBuffer);
+public:
+    // Interface required by CallbackPromiseAdapter:
+    typedef WebVector<uint8_t> WebType;
+    static PassRefPtr<DOMArrayBuffer> take(ScriptPromiseResolver*, WebVector<uint8_t>*);
+    static void dispose(WebVector<uint8_t>*);
+
+private:
+    ConvertWebVectorToArrayBuffer() = delete;
+};
+
+} // namespace blink
+
+#endif // ConvertWebVectorToArrayBuffer_h