Adds option to enable CSS backgrounds for printing.

printing/print_settings.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 PRINTING_PRINT_SETTINGS_H_
 #define PRINTING_PRINT_SETTINGS_H_
 
 #include <string>
 
 #include "base/string16.h"
@@ skipping 98 matching lines @@
   void SetOrientation(bool landscape);
 
   // Strings to be printed as headers and footers if requested by the user.
   string16 date;
   string16 title;
   string16 url;
 
   // True if the user wants headers and footers to be displayed.
   bool display_header_footer;
 
+  // True if the user wants to print CSS backgrounds.
+  bool should_print_backgrounds;
+
  private:
   //////////////////////////////////////////////////////////////////////////////
   // Settings that can't be changed without side-effects.
 
   // Printer name as shown to the user.
   string16 printer_name_;
 
   // Printer device name as opened by the OS.
   string16 device_name_;
 
   // Page setup in device units.
   PageSetup page_setup_device_units_;
 
   // Printer's device effective dots per inch in both axis.
   int dpi_;
 
   // Is the orientation landscape or portrait.
   bool landscape_;
 
   // True if this printer supports AlphaBlend.
   bool supports_alpha_blend_;
 
   // If margin type is custom, this is what was requested.
   PageMargins requested_custom_margins_in_points_;
 };
 
 }  // namespace printing
 
 #endif  // PRINTING_PRINT_SETTINGS_H_