Adds NetInfo v3 Web API to Blink.

Source/modules/netinfo/NavigatorNetworkInformation.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 NavigatorNetworkInformation_h
+#define NavigatorNetworkInformation_h
+
+#include "core/frame/DOMWindowProperty.h"
+#include "platform/Supplementable.h"
+
+namespace WebCore {
+
+class Navigator;
+class NetworkInformation;
+
+class NavigatorNetworkInformation FINAL
+    : public NoBaseWillBeGarbageCollectedFinalized<NavigatorNetworkInformation>
+    , public WillBeHeapSupplement<Navigator>
+    , DOMWindowProperty {
+    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(NavigatorNetworkInformation);
+
+public:
+    virtual ~NavigatorNetworkInformation();
+    static NavigatorNetworkInformation& from(Navigator&);
+    static NavigatorNetworkInformation* toNavigatorNetworkInformation(Navigator&);
+    static const char* supplementName();
+
+    static NetworkInformation* connection(Navigator&);
+
+    virtual void trace(Visitor*) OVERRIDE;
+
+private:
+    explicit NavigatorNetworkInformation(Navigator&);
+    NetworkInformation* connection();
+
+    RefPtrWillBeMember<NetworkInformation> m_connection;
+};
+
+} // namespace WebCore
+
+#endif // NavigatorNetworkInformation_h