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

chrome/browser/ui/cocoa/download/download_item_cell.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_COCOA_DOWNLOAD_DOWNLOAD_ITEM_CELL_H_
 #define CHROME_BROWSER_UI_COCOA_DOWNLOAD_DOWNLOAD_ITEM_CELL_H_
 
-#include "base/memory/scoped_ptr.h"
-#import "chrome/browser/ui/cocoa/gradient_button_cell.h"
+#include <memory>
 
 #include "base/files/file_path.h"
 #include "base/time/time.h"
+#import "chrome/browser/ui/cocoa/gradient_button_cell.h"
 
 class DownloadItemModel;
 @class IndeterminateProgressTimer;
 
 // A button cell that implements the weird button/popup button hybrid that is
 // used by the download items.
 
 // The button represented by this cell consists of a button part on the left
 // and a dropdown-menu part on the right. This enum describes which part the
 // mouse cursor is over currently.
@@ skipping 18 matching lines @@
   base::scoped_nsobject<NSAnimation> completionAnimation_;
 
   base::TimeTicks progressStartTime_;
   base::scoped_nsobject<IndeterminateProgressTimer> indeterminateProgressTimer_;
 
   BOOL isStatusTextVisible_;
   CGFloat titleY_;
   CGFloat statusAlpha_;
   base::scoped_nsobject<NSAnimation> toggleStatusVisibilityAnimation_;
 
-  scoped_ptr<ui::ThemeProvider> themeProvider_;
+  std::unique_ptr<ui::ThemeProvider> themeProvider_;
 }
 
 @property(nonatomic, copy) NSString* secondaryTitle;
 @property(nonatomic, retain) NSFont* secondaryFont;
 
 - (void)setStateFromDownload:(DownloadItemModel*)downloadModel;
 
 // Returns if the mouse is over the button part of the cell.
 - (BOOL)isMouseOverButtonPart;
 
 @end
 
 @interface DownloadItemCell(TestingAPI)
 - (BOOL)isStatusTextVisible;
 - (CGFloat)statusTextAlpha;
 - (CGFloat)titleY;
 - (void)skipVisibilityAnimation;
 - (void)showSecondaryTitle;
 - (void)hideSecondaryTitle;
 - (IndeterminateProgressTimer*)indeterminateProgressTimer;
 @end
 
 #endif  // CHROME_BROWSER_UI_COCOA_DOWNLOAD_DOWNLOAD_ITEM_CELL_H_