Remove all remaining traces of MessageLoopProxy.

content/browser/mojo/mojo_shell_context.cc

 // Copyright 2015 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/mojo/mojo_shell_context.h"
 
 #include <unordered_map>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 214 matching lines @@
 };
 
 // static
 base::LazyInstance<std::unique_ptr<MojoShellContext::Proxy>>
     MojoShellContext::proxy_ = LAZY_INSTANCE_INITIALIZER;
 
 MojoShellContext::MojoShellContext() {
   proxy_.Get().reset(new Proxy(this));
 
   scoped_refptr<base::SingleThreadTaskRunner> file_task_runner =
-      BrowserThread::GetMessageLoopProxyForThread(BrowserThread::FILE);
+      BrowserThread::GetTaskRunnerForThread(BrowserThread::FILE);
   std::unique_ptr<shell::NativeRunnerFactory> native_runner_factory(
       new shell::InProcessNativeRunnerFactory(
           BrowserThread::GetBlockingPool()));
 
   // Allow the embedder to register additional Mojo application manifests
   // beyond the default ones below.
   std::unique_ptr<ContentBrowserClient::MojoApplicationManifestMap> manifests(
       new ContentBrowserClient::MojoApplicationManifestMap);
   GetContentClient()->browser()->RegisterMojoApplicationManifests(
       manifests.get());
@@ skipping 109 matching lines @@
   shell::Identity source_id(requestor_name, user_id);
   params->set_source(source_id);
   params->set_target(shell::Identity(name, user_id));
   params->set_remote_interfaces(std::move(request));
   params->set_local_interfaces(std::move(exposed_services));
   params->set_connect_callback(callback);
   service_manager_->Connect(std::move(params));
 }
 
 }  // namespace content