Print Preview: Set source modifiable bit for scripted printing.

chrome/browser/ui/webui/print_preview_ui.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_WEBUI_PRINT_PREVIEW_UI_H_
 #define CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_UI_H_
 #pragma once
 
 #include <string>
 
@@ skipping 34 matching lines @@
   int GetAvailableDraftPageCount();
 
   // Setters
   void SetInitiatorTabURLAndTitle(const std::string& initiator_url,
                                   const string16& initiator_tab_title);
 
   string16 initiator_tab_title() { return initiator_tab_title_; }
 
   bool source_is_modifiable() { return source_is_modifiable_; }
 
-  void SetSourceIsModifiable(bool source_is_modifiable);
+  // Set |source_is_modifiable_| for |print_preview_tab|'s PrintPreviewUI.
+  static void SetSourceIsModifiable(TabContentsWrapper* print_preview_tab,
+                                    bool source_is_modifiable);
 
   // Determines whether to cancel a print preview request based on
   // |preview_ui_addr| and |request_id|.
   // Can be called from any thread.
   static void GetCurrentPrintPreviewStatus(const std::string& preview_ui_addr,
                                            int request_id,
                                            bool* cancel);
 
   // Returns a string to uniquely identify this PrintPreviewUI.
   std::string GetPrintPreviewUIAddress() const;
@@ skipping 96 matching lines @@
   // title.
   string16 initiator_tab_title_;
 
   // Keeps track of whether OnClosePrintPreviewTab() has been called or not.
   bool tab_closed_;
 
   DISALLOW_COPY_AND_ASSIGN(PrintPreviewUI);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_UI_H_