Removes example code that isn't correctly wired up

ash/mus/window_manager_application.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 "ash/mus/window_manager_application.h"
 
 #include <utility>
 
 #include "ash/common/material_design/material_design_controller.h"
 #include "ash/common/mojo_interface_factory.h"
@@ skipping 22 matching lines @@
 #include "chromeos/dbus/dbus_thread_manager.h"
 #include "chromeos/network/network_connect.h"
 #include "chromeos/network/network_handler.h"
 #include "chromeos/system/fake_statistics_provider.h"
 #include "device/bluetooth/dbus/bluez_dbus_manager.h"  // nogncheck
 #endif
 
 namespace ash {
 namespace mus {
 
-WindowManagerApplication::WindowManagerApplication()
-    : screenlock_state_listener_binding_(this) {}
+WindowManagerApplication::WindowManagerApplication() {}
 
 WindowManagerApplication::~WindowManagerApplication() {
   // Destroy the WindowManager while still valid. This way we ensure
   // OnWillDestroyRootWindowController() is called (if it hasn't been already).
   window_manager_.reset();
 
   if (blocking_pool_) {
     // Like BrowserThreadImpl, the goal is to make it impossible for ash to
     // 'infinite loop' during shutdown, but to reasonably expect that all
     // BLOCKING_SHUTDOWN tasks queued during shutdown get run. There's nothing
@@ skipping 89 matching lines @@
       kMaxNumberThreads, kThreadNamePrefix, base::TaskPriority::USER_VISIBLE);
   InitWindowManager(std::move(window_tree_client), blocking_pool_);
 }
 
 bool WindowManagerApplication::OnConnect(
     const service_manager::ServiceInfo& remote_info,
     service_manager::InterfaceRegistry* registry) {
   // Register services used in both classic ash and mash.
   mojo_interface_factory::RegisterInterfaces(
       registry, base::ThreadTaskRunnerHandle::Get());
-
-  if (remote_info.identity.name() == "mash_session") {
-    context()->connector()->ConnectToInterface(remote_info.identity, &session_);
-    session_->AddScreenlockStateListener(
-        screenlock_state_listener_binding_.CreateInterfacePtrAndBind());
-  }
   return true;
 }
 
-void WindowManagerApplication::ScreenlockStateChanged(bool locked) {
-  window_manager_->SetScreenLocked(locked);
-}
-
 }  // namespace mus
 }  // namespace ash