AllowBroadcast() is exposed to NaCl.

content/renderer/pepper/pepper_plugin_delegate_impl.h

 // 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 CONTENT_RENDERER_PEPPER_PEPPER_PLUGIN_DELEGATE_IMPL_H_
 #define CONTENT_RENDERER_PEPPER_PEPPER_PLUGIN_DELEGATE_IMPL_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 282 matching lines @@
       const std::vector<std::vector<char> >& untrusted_certs) OVERRIDE;
   virtual void TCPSocketRead(uint32 socket_id, int32_t bytes_to_read) OVERRIDE;
   virtual void TCPSocketWrite(uint32 socket_id,
                               const std::string& buffer) OVERRIDE;
   virtual void TCPSocketDisconnect(uint32 socket_id) OVERRIDE;
   virtual void RegisterTCPSocket(
       webkit::ppapi::PPB_TCPSocket_Private_Impl* socket,
       uint32 socket_id) OVERRIDE;
 
   virtual uint32 UDPSocketCreate() OVERRIDE;
+  virtual void UDPSocketSetSocketFeature(
+      webkit::ppapi::PPB_UDPSocket_Private_Impl* socket,
+      uint32 socket_id,
+      PP_UDPSocketFeature_Private name,
+      PP_Var value) OVERRIDE;
   virtual void UDPSocketBind(
       webkit::ppapi::PPB_UDPSocket_Private_Impl* socket,
       uint32 socket_id,
       const PP_NetAddress_Private& addr) OVERRIDE;
   virtual void UDPSocketRecvFrom(uint32 socket_id,
                                  int32_t num_bytes) OVERRIDE;
   virtual void UDPSocketSendTo(uint32 socket_id,
                                const std::string& buffer,
                                const PP_NetAddress_Private& addr) OVERRIDE;
   virtual void UDPSocketClose(uint32 socket_id) OVERRIDE;
@@ skipping 201 matching lines @@
 
   scoped_ptr<PepperDeviceEnumerationEventHandler>
       device_enumeration_event_handler_;
 
   DISALLOW_COPY_AND_ASSIGN(PepperPluginDelegateImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_PEPPER_PEPPER_PLUGIN_DELEGATE_IMPL_H_