Remove IPC_BEGIN_MESSAGE_MAP_EX macro since r270839 made all bad IPCs kill their child processes.

content/browser/renderer_host/p2p/socket_dispatcher_host.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 "content/browser/renderer_host/p2p/socket_dispatcher_host.h"
 
 #include "base/bind.h"
 #include "base/stl_util.h"
 #include "content/browser/renderer_host/p2p/socket_host.h"
 #include "content/common/p2p_messages.h"
@@ skipping 102 matching lines @@
   if (monitoring_networks_) {
     net::NetworkChangeNotifier::RemoveIPAddressObserver(this);
     monitoring_networks_ = false;
   }
 }
 
 void P2PSocketDispatcherHost::OnDestruct() const {
   BrowserThread::DeleteOnIOThread::Destruct(this);
 }
 
-bool P2PSocketDispatcherHost::OnMessageReceived(const IPC::Message& message,
-                                                bool* message_was_ok) {
+bool P2PSocketDispatcherHost::OnMessageReceived(const IPC::Message& message) {
   bool handled = true;
-  IPC_BEGIN_MESSAGE_MAP_EX(P2PSocketDispatcherHost, message, *message_was_ok)
+  IPC_BEGIN_MESSAGE_MAP(P2PSocketDispatcherHost, message)
     IPC_MESSAGE_HANDLER(P2PHostMsg_StartNetworkNotifications,
                         OnStartNetworkNotifications)
     IPC_MESSAGE_HANDLER(P2PHostMsg_StopNetworkNotifications,
                         OnStopNetworkNotifications)
     IPC_MESSAGE_HANDLER(P2PHostMsg_GetHostAddress, OnGetHostAddress)
     IPC_MESSAGE_HANDLER(P2PHostMsg_CreateSocket, OnCreateSocket)
     IPC_MESSAGE_HANDLER(P2PHostMsg_AcceptIncomingTcpConnection,
                         OnAcceptIncomingTcpConnection)
     IPC_MESSAGE_HANDLER(P2PHostMsg_Send, OnSend)
     IPC_MESSAGE_HANDLER(P2PHostMsg_SetOption, OnSetOption)
     IPC_MESSAGE_HANDLER(P2PHostMsg_DestroySocket, OnDestroySocket)
     IPC_MESSAGE_UNHANDLED(handled = false)
-  IPC_END_MESSAGE_MAP_EX()
+  IPC_END_MESSAGE_MAP()
   return handled;
 }
 
 void P2PSocketDispatcherHost::OnIPAddressChanged() {
   // Notify the renderer about changes to list of network interfaces.
   BrowserThread::PostTask(
       BrowserThread::FILE, FROM_HERE, base::Bind(
           &P2PSocketDispatcherHost::DoGetNetworkList, this));
 }
 
@@ skipping 139 matching lines @@
 void P2PSocketDispatcherHost::OnAddressResolved(
     DnsRequest* request,
     const net::IPAddressList& addresses) {
   Send(new P2PMsg_GetHostAddressResult(request->request_id(), addresses));
 
   dns_requests_.erase(request);
   delete request;
 }
 
 }  // namespace content