[webnfc] Add public interfaces.

third_party/WebKit/public/platform/modules/nfc/WebNFCMessage.h

Index: third_party/WebKit/public/platform/modules/nfc/WebNFCMessage.h
diff --git a/third_party/WebKit/public/platform/modules/nfc/WebNFCMessage.h b/third_party/WebKit/public/platform/modules/nfc/WebNFCMessage.h
new file mode 100644
index 0000000000000000000000000000000000000000..cc86a02812771025aacc89d91b7b76c211bd15b3
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+++ b/third_party/WebKit/public/platform/modules/nfc/WebNFCMessage.h
@@ -0,0 +1,46 @@
+// 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 WebNFCMessage_h
+#define WebNFCMessage_h
+
+#include "public/platform/WebData.h"
+#include "public/platform/WebString.h"
+#include "public/platform/WebURL.h"
+#include "public/platform/WebVector.h"
+
+namespace blink {
+
+// Enumeration that is mapped to NFCRecordType as specified in IDL.
+enum class WebNFCRecordType {
+    Empty,
+    Text,
+    Url,
+    Json,
+    Opaque,
+    ENUM_MAX_VALUE = Opaque
+};
+
+// Contains members of NFCRecord dictionary as specified in the IDL.
+struct WebNFCRecord {
+    WebNFCRecordType recordType;
+    WebString mediaType;
+    WebData data;
+};
+
+// Contains members of NFCMessage dictionary as specified in the IDL.
+struct WebNFCMessage {
+    WebNFCMessage(WebVector<WebNFCRecord>& data, const WebURL& url)
+    : data(data)
+    , url(url)
+    {
+    }
+
+    WebVector<WebNFCRecord> data;
+    WebURL url;
+};
+
+} // namespace blink
+
+#endif // WebNFCMessage_h