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

chrome/browser/ui/cocoa/tab_modal_confirm_dialog_mac.h

 // Copyright (c) 2011 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_COCOA_TAB_MODAL_CONFIRM_DIALOG_MAC_H_
 #define CHROME_BROWSER_UI_COCOA_TAB_MODAL_CONFIRM_DIALOG_MAC_H_
 
 #import <Cocoa/Cocoa.h>
 
+#include <memory>
+
 #import "base/mac/scoped_nsobject.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "chrome/browser/ui/cocoa/constrained_window/constrained_window_mac.h"
 #include "chrome/browser/ui/tab_modal_confirm_dialog.h"
 
 @class ConstrainedWindowAlert;
 
 namespace content {
 class WebContents;
 }
 
 class TabModalConfirmDialogDelegate;
@@ skipping 18 matching lines @@
   void CancelTabModalDialog() override;
 
   // TabModalConfirmDialogCloseDelegate:
   void CloseDialog() override;
 
   // ConstrainedWindowMacDelegate:
   void OnConstrainedWindowClosed(ConstrainedWindowMac* window) override;
 
   bool closing_;
 
-  scoped_ptr<ConstrainedWindowMac> window_;
-  scoped_ptr<TabModalConfirmDialogDelegate> delegate_;
+  std::unique_ptr<ConstrainedWindowMac> window_;
+  std::unique_ptr<TabModalConfirmDialogDelegate> delegate_;
   base::scoped_nsobject<ConstrainedWindowAlert> alert_;
   base::scoped_nsobject<TabModalConfirmDialogMacBridge> bridge_;
 
   DISALLOW_COPY_AND_ASSIGN(TabModalConfirmDialogMac);
 };
 
 #endif  // CHROME_BROWSER_UI_COCOA_TAB_MODAL_CONFIRM_DIALOG_MAC_H_