Add NetworkList/NetworkMonitor hooks and C++ wrappers.

ppapi/thunk/ppb_network_monitor_private_thunk.cc

Index: ppapi/thunk/ppb_network_monitor_private_thunk.cc
diff --git a/ppapi/thunk/ppb_network_monitor_private_thunk.cc b/ppapi/thunk/ppb_network_monitor_private_thunk.cc
new file mode 100644
index 0000000000000000000000000000000000000000..e692601e195093aa78a2ea1fdc950deb92bad80e
--- /dev/null
+++ b/ppapi/thunk/ppb_network_monitor_private_thunk.cc
@@ -0,0 +1,45 @@
+// 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/c/pp_errors.h"
+#include "ppapi/thunk/enter.h"
+#include "ppapi/thunk/thunk.h"
+#include "ppapi/thunk/ppb_network_monitor_private_api.h"
+#include "ppapi/thunk/resource_creation_api.h"
+
+namespace ppapi {
+namespace thunk {
+
+namespace {
+
+typedef EnterResource<PPB_NetworkMonitor_Private_API> EnterNetworkMonitor;
+
+PP_Resource Create(PP_Instance instance,
+                   PPB_NetworkMonitor_Callback callback,
+                   void* user_data) {
+  EnterFunction<ResourceCreationAPI> enter(instance, true);
+  if (enter.failed())
+    return 0;
+  return enter.functions()->CreateNetworkMonitor(instance, callback, user_data);
+}
+
+PP_Bool IsNetworkMonitor(PP_Resource resource) {
+  EnterNetworkMonitor enter(resource, false);
+  return PP_FromBool(enter.succeeded());
+}
+
+const PPB_NetworkMonitor_Private g_ppb_network_monitor_private_thunk = {
+  &Create,
+  &IsNetworkMonitor,
+};
+
+}  // namespace
+
+const PPB_NetworkMonitor_Private_0_2*
+GetPPB_NetworkMonitor_Private_0_2_Thunk() {
+  return &g_ppb_network_monitor_private_thunk;
+}
+
+}  // namespace thunk
+}  // namespace ppapi