Convert //components/mus from scoped_ptr to std::unique_ptr

components/mus/ws/server_window_drawn_tracker_unittest.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 "components/mus/ws/server_window_drawn_tracker.h"
 
 #include <stddef.h>
 
 #include "base/macros.h"
 #include "components/mus/ws/server_window.h"
@@ skipping 45 matching lines @@
   const ServerWindow* window_;
   bool is_drawn_;
 
   DISALLOW_COPY_AND_ASSIGN(TestServerWindowDrawnTrackerObserver);
 };
 
 }  // namespace
 
 TEST(ServerWindowDrawnTrackerTest, ChangeBecauseOfDeletionAndVisibility) {
   TestServerWindowDelegate server_window_delegate;
-  scoped_ptr<ServerWindow> window(
+  std::unique_ptr<ServerWindow> window(
       new ServerWindow(&server_window_delegate, WindowId()));
   server_window_delegate.set_root_window(window.get());
   TestServerWindowDrawnTrackerObserver drawn_observer;
   ServerWindowDrawnTracker tracker(window.get(), &drawn_observer);
   window->SetVisible(true);
   EXPECT_EQ(1u, drawn_observer.change_count());
   EXPECT_EQ(window.get(), drawn_observer.window());
   EXPECT_EQ(nullptr, drawn_observer.ancestor());
   EXPECT_TRUE(drawn_observer.is_drawn());
   drawn_observer.clear_change_count();
@@ skipping 149 matching lines @@
   EXPECT_EQ(1u, drawn_observer.change_count());
   EXPECT_EQ(&child111, drawn_observer.window());
   EXPECT_EQ(nullptr, drawn_observer.ancestor());
   EXPECT_TRUE(drawn_observer.is_drawn());
   EXPECT_TRUE(child111.IsDrawn());
 }
 
 }  // namespace ws
 
 }  // namespace mus