Revert "content: Remove use of MessageLoopProxy and deprecated MessageLoop APIs"

content/browser/streams/stream_handle_impl.cc

 // Copyright (c) 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.
 
 #include "content/browser/streams/stream_handle_impl.h"
 
 #include "base/bind.h"
 #include "base/location.h"
-#include "base/thread_task_runner_handle.h"
+#include "base/message_loop/message_loop_proxy.h"
 #include "content/browser/streams/stream.h"
 
 namespace content {
 
 namespace {
 
 void RunCloseListeners(const std::vector<base::Closure>& close_listeners) {
   for (size_t i = 0; i < close_listeners.size(); ++i)
     close_listeners[i].Run();
 }
 
 }  // namespace
 
 StreamHandleImpl::StreamHandleImpl(const base::WeakPtr<Stream>& stream)
     : stream_(stream),
       url_(stream->url()),
-      stream_task_runner_(base::ThreadTaskRunnerHandle::Get().get()) {
-}
+      stream_message_loop_(base::MessageLoopProxy::current().get()) {}
 
 StreamHandleImpl::~StreamHandleImpl() {
-  stream_task_runner_->PostTaskAndReply(
-      FROM_HERE, base::Bind(&Stream::CloseHandle, stream_),
+  stream_message_loop_->PostTaskAndReply(FROM_HERE,
+      base::Bind(&Stream::CloseHandle, stream_),
       base::Bind(&RunCloseListeners, close_listeners_));
 }
 
 const GURL& StreamHandleImpl::GetURL() {
   return url_;
 }
 
 void StreamHandleImpl::AddCloseListener(const base::Closure& callback) {
   close_listeners_.push_back(callback);
 }
 
 }  // namespace content