content: Remove use of MessageLoopProxy and deprecated MessageLoop APIs

content/browser/loader/buffered_resource_handler.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/loader/buffered_resource_handler.h"
 
 #include <vector>
 
 #include "base/bind.h"
+#include "base/location.h"
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
+#include "base/single_thread_task_runner.h"
 #include "base/strings/string_util.h"
+#include "base/thread_task_runner_handle.h"
 #include "components/mime_util/mime_util.h"
 #include "content/browser/download/download_resource_handler.h"
 #include "content/browser/download/download_stats.h"
 #include "content/browser/loader/certificate_resource_handler.h"
 #include "content/browser/loader/resource_dispatcher_host_impl.h"
 #include "content/browser/loader/resource_request_info_impl.h"
 #include "content/browser/loader/stream_resource_handler.h"
 #include "content/public/browser/content_browser_client.h"
 #include "content/public/browser/download_item.h"
 #include "content/public/browser/download_save_info.h"
@@ skipping 166 matching lines @@
   next_handler_->OnResponseCompleted(status, security_info, defer);
 }
 
 void BufferedResourceHandler::Resume() {
   switch (state_) {
     case STATE_BUFFERING:
     case STATE_PROCESSING:
       NOTREACHED();
       break;
     case STATE_REPLAYING:
-      base::MessageLoop::current()->PostTask(
+      base::ThreadTaskRunnerHandle::Get()->PostTask(
           FROM_HERE,
           base::Bind(&BufferedResourceHandler::CallReplayReadCompleted,
                      weak_ptr_factory_.GetWeakPtr()));
       break;
     case STATE_STARTING:
     case STATE_STREAMING:
       controller()->Resume();
       break;
   }
 }
@@ skipping 295 matching lines @@
   request()->LogUnblocked();
   bool defer = false;
   if (!ProcessResponse(&defer)) {
     controller()->Cancel();
   } else if (!defer) {
     controller()->Resume();
   }
 }
 
 }  // namespace content