Add NetworkList/NetworkMonitor hooks and C++ wrappers.

ppapi/cpp/private/network_monitor_private.cc

+// 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.
+
+#include "ppapi/cpp/private/network_monitor_private.h"
+
+#include "ppapi/cpp/instance.h"
+#include "ppapi/cpp/module_impl.h"
+
+namespace pp {
+
+namespace {
+
+template <> const char* interface_name<PPB_NetworkMonitor_Private>() {
+  return PPB_NETWORKMONITOR_PRIVATE_INTERFACE;
+}
+
+}  // namespace
+
+NetworkMonitorPrivate::NetworkMonitorPrivate(
+    const InstanceHandle& instance,
+    PPB_NetworkMonitor_Callback callback,
+    void* user_data) {
+  if (has_interface<PPB_NetworkMonitor_Private>()) {
+    PassRefFromConstructor(get_interface<PPB_NetworkMonitor_Private>()->Create(
+        instance.pp_instance(), callback, user_data));
+  }
+}
+
+// static
+bool NetworkMonitorPrivate::IsAvailable() {
+  return has_interface<PPB_NetworkMonitor_Private>();
+}
+
+}  // namespace pp