Removes example code that isn't correctly wired up

mash/screenlock/screenlock.cc

Index: mash/screenlock/screenlock.cc
diff --git a/mash/screenlock/screenlock.cc b/mash/screenlock/screenlock.cc
deleted file mode 100644
index 426d0bae4015267aa8ac7df1b47c449de26da7ee..0000000000000000000000000000000000000000
--- a/mash/screenlock/screenlock.cc
+++ /dev/null
@@ -1,122 +0,0 @@
-// Copyright 2016 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 "mash/screenlock/screenlock.h"
-
-#include "ash/public/cpp/shell_window_ids.h"
-#include "base/macros.h"
-#include "base/memory/ptr_util.h"
-#include "base/strings/utf_string_conversions.h"
-#include "mash/session/public/interfaces/constants.mojom.h"
-#include "mash/session/public/interfaces/session.mojom.h"
-#include "mojo/public/cpp/bindings/binding.h"
-#include "services/service_manager/public/cpp/connector.h"
-#include "services/service_manager/public/cpp/service_context.h"
-#include "services/ui/public/cpp/property_type_converters.h"
-#include "ui/views/background.h"
-#include "ui/views/controls/button/md_text_button.h"
-#include "ui/views/mus/aura_init.h"
-#include "ui/views/mus/native_widget_mus.h"
-#include "ui/views/mus/window_manager_connection.h"
-#include "ui/views/widget/widget_delegate.h"
-
-namespace mash {
-namespace screenlock {
-namespace {
-
-class ScreenlockView : public views::WidgetDelegateView,
-                       public views::ButtonListener {
- public:
-  explicit ScreenlockView(service_manager::Connector* connector)
-      : connector_(connector),
-        unlock_button_(
-            views::MdTextButton::Create(this, base::ASCIIToUTF16("Unlock"))) {
-    set_background(views::Background::CreateSolidBackground(SK_ColorYELLOW));
-    AddChildView(unlock_button_);
-  }
-  ~ScreenlockView() override {}
-
- private:
-  // Overridden from views::WidgetDelegate:
-  base::string16 GetWindowTitle() const override {
-    // TODO(beng): use resources.
-    return base::ASCIIToUTF16("Screenlock");
-  }
-
-  // Overridden from views::View:
-  void Layout() override {
-    gfx::Rect bounds = GetLocalBounds();
-    bounds.Inset(10, 10);
-
-    gfx::Size ps = unlock_button_->GetPreferredSize();
-    bounds.set_height(bounds.height() - ps.height() - 10);
-
-    unlock_button_->SetBounds(bounds.width() - ps.width(),
-                              bounds.bottom() + 10,
-                              ps.width(), ps.height());
-  }
-
-  // Overridden from views::ButtonListener:
-  void ButtonPressed(views::Button* sender, const ui::Event& event) override {
-    DCHECK_EQ(sender, unlock_button_);
-    mash::session::mojom::SessionPtr session;
-    connector_->ConnectToInterface(session::mojom::kServiceName, &session);
-    session->UnlockScreen();
-  }
-
-  service_manager::Connector* connector_;
-  views::MdTextButton* unlock_button_;
-
-  DISALLOW_COPY_AND_ASSIGN(ScreenlockView);
-};
-
-}  // namespace
-
-Screenlock::Screenlock() {}
-Screenlock::~Screenlock() {}
-
-void Screenlock::OnStart() {
-  tracing_.Initialize(context()->connector(), context()->identity().name());
-
-  mash::session::mojom::SessionPtr session;
-  context()->connector()->ConnectToInterface(session::mojom::kServiceName,
-                                             &session);
-  session->AddScreenlockStateListener(
-      bindings_.CreateInterfacePtrAndBind(this));
-
-  aura_init_ = base::MakeUnique<views::AuraInit>(
-      context()->connector(), context()->identity(), "views_mus_resources.pak");
-  window_manager_connection_ = views::WindowManagerConnection::Create(
-      context()->connector(), context()->identity());
-
-  views::Widget* widget = new views::Widget;
-  views::Widget::InitParams params(
-      views::Widget::InitParams::TYPE_WINDOW_FRAMELESS);
-  params.delegate = new ScreenlockView(context()->connector());
-
-  std::map<std::string, std::vector<uint8_t>> properties;
-  properties[ui::mojom::WindowManager::kContainerId_InitProperty] =
-      mojo::ConvertTo<std::vector<uint8_t>>(
-          ash::kShellWindowId_LockScreenContainer);
-  ui::Window* window =
-      views::WindowManagerConnection::Get()->NewTopLevelWindow(properties);
-  params.native_widget = new views::NativeWidgetMus(
-      widget, window, ui::mojom::CompositorFrameSinkType::DEFAULT);
-  widget->Init(params);
-  widget->Show();
-}
-
-bool Screenlock::OnConnect(
-    const service_manager::ServiceInfo& remote_info,
-    service_manager::InterfaceRegistry* registry) {
-  return false;
-}
-
-void Screenlock::ScreenlockStateChanged(bool screen_locked) {
-  if (!screen_locked)
-    base::MessageLoop::current()->QuitWhenIdle();
-}
-
-}  // namespace screenlock
-}  // namespace mash