Convert //ash from scoped_ptr to std::unique_ptr

ash/autoclick/autoclick_unittest.cc

 // Copyright 2013 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/autoclick/autoclick_controller.h"
 #include "ash/shell.h"
 #include "ash/test/ash_test_base.h"
 #include "ui/aura/test/test_window_delegate.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_event_dispatcher.h"
@@ skipping 262 matching lines @@
   GetAutoclickController()->SetEnabled(true);
   std::vector<ui::MouseEvent> events;
   GetEventGenerator().MoveMouseTo(100, 100);
   events = WaitForMouseEvents();
   EXPECT_EQ(2u, events.size());
 
   // Show a window and make sure the new window is under the cursor. As a
   // result, synthesized mouse events will be dispatched to the window, but it
   // should not trigger an autoclick.
   aura::test::EventCountDelegate delegate;
-  scoped_ptr<aura::Window> window(CreateTestWindowInShellWithDelegate(
+  std::unique_ptr<aura::Window> window(CreateTestWindowInShellWithDelegate(
       &delegate, 123, gfx::Rect(50, 50, 100, 100)));
   window->Show();
   events = WaitForMouseEvents();
   EXPECT_EQ(0u, events.size());
   EXPECT_EQ("1 1 0", delegate.GetMouseMotionCountsAndReset());
 }
 
 }  // namespace ash