Print Preview: Store preview data in the print preview handler....

chrome/browser/tab_contents/tab_contents.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_TAB_CONTENTS_TAB_CONTENTS_H_
 #define CHROME_BROWSER_TAB_CONTENTS_TAB_CONTENTS_H_
 #pragma once
 
 #include <deque>
 #include <map>
@@ skipping 34 matching lines @@
 
 namespace gfx {
 class Rect;
 }
 
 namespace history {
 class HistoryAddPageArgs;
 }
 
 namespace printing {
+class PrintPreviewMessageHandler;
 class PrintViewManager;
 }
 
 class AutocompleteHistoryManager;
 class AutoFillManager;
 class BlockedContentContainer;
 class DOMUI;
 class DownloadItem;
 class Extension;
 class FileSelectHelper;
@@ skipping 1037 matching lines @@
 
   // Stores random bits of data for others to associate with this object.
   PropertyBag property_bag_;
 
   // Registers and unregisters us for notifications.
   NotificationRegistrar registrar_;
 
   // Registers and unregisters for pref notifications.
   PrefChangeRegistrar pref_change_registrar_;
 
-  // Handles print preview and print job for this contents.
+  // Handles print job for this contents.
   scoped_ptr<printing::PrintViewManager> printing_;
 
+  // Handles print preview for this contents.
+  scoped_ptr<printing::PrintPreviewMessageHandler> print_preview_;
+
   // SavePackage, lazily created.
   scoped_refptr<SavePackage> save_package_;
 
   // AutocompleteHistoryManager.
   scoped_ptr<AutocompleteHistoryManager> autocomplete_history_manager_;
 
   // AutoFillManager.
   scoped_ptr<AutoFillManager> autofill_manager_;
 
   // PluginInstallerInfoBarDelegate, lazily created.
@@ skipping 210 matching lines @@
   ObserverList<WebNavigationObserver> web_navigation_observers_;
 
   // Content restrictions, used to disable print/copy etc based on content's
   // (full-page plugins for now only) permissions.
   int content_restrictions_;
 
   DISALLOW_COPY_AND_ASSIGN(TabContents);
 };
 
 #endif  // CHROME_BROWSER_TAB_CONTENTS_TAB_CONTENTS_H_