PrintPreview: While printing the preview data, set the initiator tab title as print job name.

chrome/renderer/print_web_view_helper.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_RENDERER_PRINT_WEB_VIEW_HELPER_H_
 #define CHROME_RENDERER_PRINT_WEB_VIEW_HELPER_H_
 #pragma once
 
 #include "base/memory/scoped_ptr.h"
 #include "base/shared_memory.h"
@@ skipping 223 matching lines @@
   WebKit::WebFrame* script_initiated_preview_frame_;
 
   // The node under the context menu to print preview.
   scoped_ptr<WebKit::WebNode> context_menu_preview_node_;
 
   scoped_ptr<PrintMsg_PrintPages_Params> print_pages_params_;
   base::Time last_cancelled_script_print_;
   int user_cancelled_scripted_print_count_;
   bool is_preview_;
 
+  // For preview printing, |job_title_| is initiator tab title. Print view
+  // manager will use this value to set the print job name.
+  // For normal printing, |job_title_| is empty. Print view manager will use
+  // the current tab title as print job name.

[stuartmorgan, 2011/03/30 22:59:17]

Again, too much detail for a header.

+  string16 job_title_;
+
   DISALLOW_COPY_AND_ASSIGN(PrintWebViewHelper);
 };
 
 #endif  // CHROME_RENDERER_PRINT_WEB_VIEW_HELPER_H_