Convert //ash from scoped_ptr to std::unique_ptr

ash/mus/sysui_application.cc

 // 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 "ash/mus/sysui_application.h"
 
 #include "ash/desktop_background/desktop_background_controller.h"
 #include "ash/host/ash_window_tree_host_init_params.h"
 #include "ash/host/ash_window_tree_host_platform.h"
 #include "ash/mus/keyboard_ui_mus.h"
@@ skipping 70 matching lines @@
     return mash::wm::mojom::AshWindowType::STATUS_AREA;
   return mash::wm::mojom::AshWindowType::COUNT;
 }
 
 // Creates a StubWindow, which means this window never receives any input event,
 // or displays anything to the user.
 class AshWindowTreeHostMus : public AshWindowTreeHostPlatform {
  public:
   explicit AshWindowTreeHostMus(const gfx::Rect& initial_bounds)
       : AshWindowTreeHostPlatform() {
-    scoped_ptr<ui::PlatformWindow> window(new ui::StubWindow(this));
+    std::unique_ptr<ui::PlatformWindow> window(new ui::StubWindow(this));
     window->SetBounds(initial_bounds);
     SetPlatformWindow(std::move(window));
   }
 
   ~AshWindowTreeHostMus() override {}
 
   void OnBoundsChanged(const gfx::Rect& bounds) override {
     if (platform_window())
       AshWindowTreeHostPlatform::OnBoundsChanged(bounds);
   }
@@ skipping 166 matching lines @@
     bluez::BluezDBusManager::Initialize(
         chromeos::DBusThreadManager::Get()->GetSystemBus(),
         chromeos::DBusThreadManager::Get()->IsUsingStub(
             chromeos::DBusClientBundle::BLUETOOTH));
     chromeos::CrasAudioHandler::InitializeForTesting();
 #endif
   }
 
  private:
   scoped_refptr<base::SequencedWorkerPool> worker_pool_;
-  scoped_ptr<views::AuraInit> aura_init_;
+  std::unique_ptr<views::AuraInit> aura_init_;
   ShellDelegateMus* ash_delegate_ = nullptr;
-  scoped_ptr<NativeWidgetFactory> native_widget_factory_;
+  std::unique_ptr<NativeWidgetFactory> native_widget_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(AshInit);
 };
 
 SysUIApplication::SysUIApplication() {}
 
 SysUIApplication::~SysUIApplication() {}
 
 void SysUIApplication::Initialize(mojo::Connector* connector,
                                   const mojo::Identity& identity,
                                   uint32_t id) {
   ash_init_.reset(new AshInit());
   ash_init_->Initialize(connector);
 }
 
 bool SysUIApplication::AcceptConnection(mojo::Connection* connection) {
   return true;
 }
 
 }  // namespace sysui
 }  // namespace ash