base: Make RefCountedBytes::TakeVector return ref ptr instead of raw ptr

chrome/browser/ui/webui/print_preview/print_preview_ui.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_WEBUI_PRINT_PREVIEW_PRINT_PREVIEW_UI_H_
 #define CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_PRINT_PREVIEW_UI_H_
 
 #include <stdint.h>
 
 #include <string>
@@ skipping 33 matching lines @@
   // Gets the print preview |data|. |index| is zero-based, and can be
   // |printing::COMPLETE_PREVIEW_DOCUMENT_INDEX| to get the entire preview
   // document.
   void GetPrintPreviewDataForIndex(int index,
                                    scoped_refptr<base::RefCountedBytes>* data);
 
   // Sets the print preview |data|. |index| is zero-based, and can be
   // |printing::COMPLETE_PREVIEW_DOCUMENT_INDEX| to set the entire preview
   // document.
   void SetPrintPreviewDataForIndex(int index,
-                                   const base::RefCountedBytes* data);
+                                   scoped_refptr<base::RefCountedBytes> data);
 
   // Clear the existing print preview data.
   void ClearAllPreviewData();
 
   // Returns the available draft page count.
   int GetAvailableDraftPageCount();
 
   // Setters
   void SetInitiatorTitle(const base::string16& initiator_title);
 
@@ skipping 133 matching lines @@
 
   // Keeps track of whether OnClosePrintPreviewDialog() has been called or not.
   bool dialog_closed_;
 
   base::WeakPtrFactory<PrintPreviewUI> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PrintPreviewUI);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_PRINT_PREVIEW_UI_H_