Remove use of deprecated MessageLoop methods in chrome/.

chrome/browser/ui/views/select_file_dialog_extension.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 "chrome/browser/ui/views/select_file_dialog_extension.h"
 
 #include "base/bind.h"
 #include "base/callback.h"
+#include "base/location.h"
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/singleton.h"
-#include "base/message_loop/message_loop.h"
+#include "base/single_thread_task_runner.h"
+#include "base/threading/thread_task_runner_handle.h"
 #include "chrome/browser/app_mode/app_mode_utils.h"
 #include "chrome/browser/apps/app_window_registry_util.h"
 #include "chrome/browser/chromeos/file_manager/app_id.h"
 #include "chrome/browser/chromeos/file_manager/fileapi_util.h"
 #include "chrome/browser/chromeos/file_manager/select_file_dialog_util.h"
 #include "chrome/browser/chromeos/file_manager/url_util.h"
 #include "chrome/browser/chromeos/login/ui/login_web_dialog.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_view_host.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 187 matching lines @@
   // yet. We don't want to try to reload the extension only to have the Unload
   // code execute after us and re-unload the extension.
   //
   // TODO(rkc): This is ugly. The ideal solution is that we shouldn't need to
   // reload the extension at all - when we try to open the extension the next
   // time, the extension subsystem would automatically reload it for us. At
   // this time though this is broken because of some faulty wiring in
   // extensions::ProcessManager::CreateViewHost. Once that is fixed, remove
   // this.
   if (profile_) {
-    base::MessageLoop::current()->PostTask(
+    base::ThreadTaskRunnerHandle::Get()->PostTask(
         FROM_HERE,
         base::Bind(&ExtensionService::ReloadExtension,
                    base::Unretained(extensions::ExtensionSystem::Get(profile_)
                                         ->extension_service()),
                    extension_id));
   }
 
   dialog->GetWidget()->Close();
 }
 
@@ skipping 187 matching lines @@
   }
 
   // Connect our listener to FileDialogFunction's per-tab callbacks.
   AddPending(routing_id);
 
   extension_dialog_ = dialog;
   params_ = params;
   routing_id_ = routing_id;
   owner_window_ = owner_window;
 }