content/child: Remove use of MessageLoopProxy and deprecated MessageLoop APIs

components/nacl/renderer/pnacl_translation_resource_host.h

 // Copyright 2013 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 CHROME_RENDERER_PEPPER_PNACL_TRANSLATION_RESOURCE_HOST_H_
 #define CHROME_RENDERER_PEPPER_PNACL_TRANSLATION_RESOURCE_HOST_H_
 
 #include <map>
 
 #include "base/callback.h"
@@ skipping 13 matching lines @@
 // files, and cached translations).
 
 // "Resource" might not be the best name for the various things that pnacl
 // needs from the browser since "Resource" is a Pepper thing...
 class PnaclTranslationResourceHost : public IPC::MessageFilter {
  public:
   typedef base::Callback<void(int32_t, bool, PP_FileHandle)>
           RequestNexeFdCallback;
 
   explicit PnaclTranslationResourceHost(
-      const scoped_refptr<base::MessageLoopProxy>& io_message_loop);
+      scoped_refptr<base::SingleThreadTaskRunner> io_task_runner);
   void RequestNexeFd(int render_view_id,
                      PP_Instance instance,
                      const nacl::PnaclCacheInfo& cache_info,
                      RequestNexeFdCallback callback);
   void ReportTranslationFinished(PP_Instance instance, PP_Bool success);
 
  protected:
   ~PnaclTranslationResourceHost() override;
 
  private:
@@ skipping 11 matching lines @@
                          PP_Instance instance,
                          const nacl::PnaclCacheInfo& cache_info,
                          RequestNexeFdCallback callback);
   void SendReportTranslationFinished(PP_Instance instance,
                                      PP_Bool success);
   void OnNexeTempFileReply(PP_Instance instance,
                            bool is_hit,
                            IPC::PlatformFileForTransit file);
   void CleanupCacheRequests();
 
-  scoped_refptr<base::MessageLoopProxy> io_message_loop_;
+  scoped_refptr<base::SingleThreadTaskRunner> io_task_runner_;
 
   // Should be accessed on the io thread.
   IPC::Sender* sender_;
   CacheRequestInfoMap pending_cache_requests_;
   DISALLOW_COPY_AND_ASSIGN(PnaclTranslationResourceHost);
 };
 
 #endif  // CHROME_RENDERER_PEPPER_PNACL_TRANSLATION_RESOURCE_HOST_H_