Part 1 of repairing regressions to my old clang check plugins so Nico can

chrome/common/child_thread.cc

 // Copyright (c) 2009 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 "chrome/common/child_thread.h"
 
 #include "base/message_loop.h"
 #include "base/string_util.h"
 #include "base/command_line.h"
 #include "chrome/common/child_process.h"
@@ skipping 150 matching lines @@
 
   if (handled)
     return true;
 
   if (msg.routing_id() == MSG_ROUTING_CONTROL)
     return OnControlMessageReceived(msg);
 
   return router_.OnMessageReceived(msg);
 }
 
+bool ChildThread::OnControlMessageReceived(const IPC::Message& msg) {
+  return false;
+}
+
 void ChildThread::OnAskBeforeShutdown() {
   check_with_browser_before_shutdown_ = true;
 }
 
 void ChildThread::OnShutdown() {
   MessageLoop::current()->Quit();
 }
 
 #if defined(IPC_MESSAGE_LOG_ENABLED)
 void ChildThread::OnSetIPCLoggingEnabled(bool enable) {
@@ skipping 13 matching lines @@
     MessageLoop::current()->Quit();
     return;
   }
 
   // The child process shutdown sequence is a request response based mechanism,
   // where we send out an initial feeler request to the child process host
   // instance in the browser to verify if it's ok to shutdown the child process.
   // The browser then sends back a response if it's ok to shutdown.
   Send(new PluginProcessHostMsg_ShutdownRequest);
 }