Convert //chrome/browser/ui from scoped_ptr to std::unique_ptr

chrome/browser/ui/views/chrome_views_delegate.h

 // Copyright (c) 2012 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.
 
 #ifndef CHROME_BROWSER_UI_VIEWS_CHROME_VIEWS_DELEGATE_H_
 #define CHROME_BROWSER_UI_VIEWS_CHROME_VIEWS_DELEGATE_H_
 
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/location.h"
@@ skipping 60 matching lines @@
                                 HMONITOR monitor,
                                 int returned_edges,
                                 int edges);
 #endif
 
   // Function to retrieve default opacity value mainly based on platform
   // and desktop context.
   views::Widget::InitParams::WindowOpacity GetOpacityForInitParams(
       const views::Widget::InitParams& params);
 
-  scoped_ptr<ScopedKeepAlive> keep_alive_;
+  std::unique_ptr<ScopedKeepAlive> keep_alive_;
 
 #if defined(OS_WIN)
   AppbarAutohideEdgeMap appbar_autohide_edge_map_;
   // If true we're in the process of notifying a callback from
   // GetAutohideEdges().start a new query.
   bool in_autohide_edges_callback_;
 
   base::WeakPtrFactory<ChromeViewsDelegate> weak_factory_;
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(ChromeViewsDelegate);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_CHROME_VIEWS_DELEGATE_H_