Replace scoped_ptr with std::unique_ptr in //ui

ui/views/controls/native/native_view_host_test_base.h

 // Copyright 2014 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 <memory>
+
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "ui/views/test/views_test_base.h"
 
 namespace views {
 
 class NativeViewHost;
 class NativeViewHostWrapper;
 class Widget;
 
 namespace test {
 
@@ skipping 30 matching lines @@
 
   NativeViewHost* host() { return host_.get(); }
   void DestroyHost();
   NativeViewHost* ReleaseHost();
 
   NativeViewHostWrapper* GetNativeWrapper();
 
  private:
   class NativeViewHostTesting;
 
-  scoped_ptr<Widget> toplevel_;
-  scoped_ptr<NativeViewHost> host_;
+  std::unique_ptr<Widget> toplevel_;
+  std::unique_ptr<NativeViewHost> host_;
   int host_destroyed_count_;
 
   DISALLOW_COPY_AND_ASSIGN(NativeViewHostTestBase);
 };
 
 }  // namespace test
 }  // namespace views