ui: Use base::MessageLoop.

ui/views/widget/desktop_aura/desktop_dispatcher_client.cc

Index: ui/views/widget/desktop_aura/desktop_dispatcher_client.cc
diff --git a/ui/views/widget/desktop_aura/desktop_dispatcher_client.cc b/ui/views/widget/desktop_aura/desktop_dispatcher_client.cc
index 004e72f5e08bac2dc0611c089543f568a996e7f0..bd4ba0229aa31cf7b8b06ee1e5a94a54fabcadd9 100644
--- a/ui/views/widget/desktop_aura/desktop_dispatcher_client.cc
+++ b/ui/views/widget/desktop_aura/desktop_dispatcher_client.cc
@@ -13,14 +13,14 @@ DesktopDispatcherClient::DesktopDispatcherClient() {}
 DesktopDispatcherClient::~DesktopDispatcherClient() {}
 
 void DesktopDispatcherClient::RunWithDispatcher(
-    MessageLoop::Dispatcher* nested_dispatcher,
+    base::MessageLoop::Dispatcher* nested_dispatcher,
     aura::Window* associated_window,
     bool nestable_tasks_allowed) {
   // TODO(erg): This class has been copypastad from
   // ash/accelerators/nested_dispatcher_controller.cc. I have left my changes
   // commented out because I don't entirely understand the implications of the
   // change.
-  MessageLoopForUI* loop = MessageLoopForUI::current();
+  base::MessageLoopForUI* loop = base::MessageLoopForUI::current();
   bool did_allow_task_nesting = loop->NestableTasksAllowed();
   loop->SetNestableTasksAllowed(nestable_tasks_allowed);