Use document from preview for System Dialog printing on Windows.

chrome/renderer/printing/print_web_view_helper.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_RENDERER_PRINTING_PRINT_WEB_VIEW_HELPER_H_
 #define CHROME_RENDERER_PRINTING_PRINT_WEB_VIEW_HELPER_H_
 
 #include <vector>
 
 #include "base/callback.h"
@@ skipping 83 matching lines @@
   };
 
   enum PrintPreviewErrorBuckets {
     PREVIEW_ERROR_NONE,  // Always first.
     PREVIEW_ERROR_BAD_SETTING,
     PREVIEW_ERROR_METAFILE_COPY_FAILED,
     PREVIEW_ERROR_METAFILE_INIT_FAILED,
     PREVIEW_ERROR_ZERO_PAGES,
     PREVIEW_ERROR_MAC_DRAFT_METAFILE_INIT_FAILED,
     PREVIEW_ERROR_PAGE_RENDERED_WITHOUT_METAFILE,
-    PREVIEW_ERROR_UPDATING_PRINT_SETTINGS,
     PREVIEW_ERROR_INVALID_PRINTER_SETTINGS,
     PREVIEW_ERROR_LAST_ENUM  // Always last.
   };
 
   enum PrintPreviewRequestType {
     PRINT_PREVIEW_USER_INITIATED_ENTIRE_FRAME,
     PRINT_PREVIEW_USER_INITIATED_SELECTION,
     PRINT_PREVIEW_USER_INITIATED_CONTEXT_NODE,
     PRINT_PREVIEW_SCRIPTED  // triggered by window.print().
   };
@@ skipping 200 matching lines @@
   // Returns true if cancelling, false if continuing.
   bool CheckForCancel();
 
   // Notifies the browser a print preview page has been rendered.
   // |page_number| is 0-based.
   // For a valid |page_number| with modifiable content,
   // |metafile| is the rendered page. Otherwise |metafile| is NULL.
   // Returns true if print preview should continue, false on failure.
   bool PreviewPageRendered(int page_number, Metafile* metafile);
 
+  const PrintMsg_PrintPages_Params* print_pages_params() const {
+    return print_pages_params_.get();
+  }
+  void SetPrintPagesParams(const PrintMsg_PrintPages_Params& settings);
+
   // WebView used only to print the selection.
   scoped_ptr<PrepareFrameAndViewForPrint> prep_frame_view_;
   bool reset_prep_frame_view_;
 
   scoped_ptr<PrintMsg_PrintPages_Params> print_pages_params_;
   bool is_preview_enabled_;
   bool is_scripted_print_throttling_disabled_;
   bool is_print_ready_metafile_sent_;
   bool ignore_css_margins_;
 
@@ skipping 132 matching lines @@
   // hangs because RequestPrintPreview is called before DidStopLoading() is
   // called. This is a store for the RequestPrintPreview() call and its
   // parameters so that it can be invoked after DidStopLoading.
   base::Closure on_stop_loading_closure_;
   DISALLOW_COPY_AND_ASSIGN(PrintWebViewHelper);
 };
 
 }  // namespace printing
 
 #endif  // CHROME_RENDERER_PRINTING_PRINT_WEB_VIEW_HELPER_H_