Report unpermitted interface requests as bad messages

content/browser/renderer_host/render_process_host_impl.cc

 // Copyright 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.
 
 // Represents the browser side of the browser <--> renderer communication
 // channel. There will be one RenderProcessHost per renderer process.
 
 #include "content/browser/renderer_host/render_process_host_impl.h"
 
 #include <algorithm>
@@ skipping 3003 matching lines @@
 
 // static
 void RenderProcessHostImpl::OnMojoError(
     base::WeakPtr<RenderProcessHostImpl> process,
     scoped_refptr<base::SingleThreadTaskRunner> task_runner,
     const std::string& error) {
   if (!task_runner->BelongsToCurrentThread()) {
     task_runner->PostTask(FROM_HERE,
                           base::Bind(&RenderProcessHostImpl::OnMojoError,
                                      process, task_runner, error));
+    return;
   }
   if (!process)
     return;
   LOG(ERROR) << "Terminating render process for bad Mojo message: " << error;
 
   // The ReceivedBadMessage call below will trigger a DumpWithoutCrashing. Alias
   // enough information here so that we can determine what the bad message was.
   base::debug::Alias(&error);
   bad_message::ReceivedBadMessage(process.get(),
                                   bad_message::RPH_MOJO_PROCESS_ERROR);
 }
 
 }  // namespace content