Crash the network process when a fatal daemon-to-network protocol error encountered.

remoting/host/remoting_me2me_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.
 //
 // This file implements a standalone host process for Me2Me.
 
 #include <string>
 
 #include "base/at_exit.h"
 #include "base/bind.h"
@@ skipping 152 matching lines @@
     // Connect to the daemon process.
     daemon_channel_.reset(new IPC::ChannelProxy(
         channel_handle,
         IPC::Channel::MODE_CLIENT,
         this,
         context_->network_task_runner()));
 
     return true;
   }
 
+  // Crashes the process in response to a daemon's request. The daemon passes
+  // the location of the code that detected the fatal error resulted in this
+  // request.
+  void OnCrash(const std::string& function_name,
+               const std::string& file_name,
+               const int& line_number) {
+    CHECK(false);
+  }
+
 #else  // !defined(REMOTING_MULTI_PROCESS)
 
   bool InitWithCommandLine(const CommandLine* cmd_line) {
     // Connect to the daemon process.
     std::string channel_name =
         cmd_line->GetSwitchValueASCII(kDaemonPipeSwitchName);
     if (!channel_name.empty()) {
       daemon_channel_.reset(new IPC::ChannelProxy(
           channel_name, IPC::Channel::MODE_CLIENT, this,
           context_->network_task_runner()));
@@ skipping 106 matching lines @@
     host_->SetAuthenticatorFactory(factory.Pass());
   }
 
   // IPC::Listener implementation.
   virtual bool OnMessageReceived(const IPC::Message& message) {
     DCHECK(context_->ui_task_runner()->BelongsToCurrentThread());
 
 #if defined(REMOTING_MULTI_PROCESS)
     bool handled = true;
     IPC_BEGIN_MESSAGE_MAP(HostProcess, message)
+      IPC_MESSAGE_HANDLER(ChromotingDaemonNetworkMsg_Crash,
+                          OnCrash)
       IPC_MESSAGE_HANDLER(ChromotingDaemonNetworkMsg_Configuration,
                           OnConfigUpdated)
       IPC_MESSAGE_FORWARD(ChromotingDaemonNetworkMsg_TerminalDisconnected,
                           desktop_session_connector_,
                           DesktopSessionConnector::OnTerminalDisconnected)
       IPC_MESSAGE_UNHANDLED(handled = false)
     IPC_END_MESSAGE_MAP()
     return handled;
 #else  // !defined(REMOTING_MULTI_PROCESS)
     return false;
@@ skipping 551 matching lines @@
             user32.GetFunctionPointer("SetProcessDPIAware"));
     set_process_dpi_aware();
   }
 
   // CommandLine::Init() ignores the passed |argc| and |argv| on Windows getting
   // the command line from GetCommandLineW(), so we can safely pass NULL here.
   return main(0, NULL);
 }
 
 #endif  // defined(OS_WIN)