Add NetworkList/NetworkMonitor hooks and C++ wrappers.

ppapi/cpp/private/network_monitor_private.h

Index: ppapi/cpp/private/network_monitor_private.h
diff --git a/ppapi/cpp/private/network_monitor_private.h b/ppapi/cpp/private/network_monitor_private.h
new file mode 100644
index 0000000000000000000000000000000000000000..693bbcdc7fbb97f45172301a3b79f167befe20c8
--- /dev/null
+++ b/ppapi/cpp/private/network_monitor_private.h
@@ -0,0 +1,28 @@
+// Copyright (c) 2012 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 PPAPI_CPP_PRIVATE_NETWORK_MONITOR_PRIVATE_H_
+#define PPAPI_CPP_PRIVATE_NETWORK_MONITOR_PRIVATE_H_
+
+#include "ppapi/c/private/ppb_network_monitor_private.h"
+#include "ppapi/cpp/resource.h"
+#include "ppapi/cpp/instance_handle.h"
+
+namespace pp {
+
+class Instance;
+
+class NetworkMonitorPrivate : public Resource {
+ public:
+  NetworkMonitorPrivate(const InstanceHandle& instance,
+                        PPB_NetworkMonitor_Callback callback,
+                        void* user_data);
+
+  // Returns true if the required interface is available.
+  static bool IsAvailable();
+};
+
+}  // namespace pp
+
+#endif  // PPAPI_CPP_PRIVATE_NETWORK_MONITOR_PRIVATE_H_