Print Preview: Hook up the print button to initiate a normal print operation....

chrome/renderer/render_view.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_RENDER_VIEW_H_
 #define CHROME_RENDERER_RENDER_VIEW_H_
 #pragma once
 
 #include <deque>
 #include <map>
@@ skipping 875 matching lines @@
   void OnNavigate(const ViewMsg_Navigate_Params& params);
   void OnNotifyRendererViewType(ViewType::Type view_type);
   void OnPaste();
 #if defined(OS_MACOSX)
   void OnPluginImeCompositionCompleted(const string16& text, int plugin_id);
 #endif
   void OnPrintingDone(int document_cookie, bool success);
   void OnPrintPages();
   void OnPrintPreview();
   void OnPrintNodeUnderContextMenu();
+  void OnPrintForPrintPreview();
   void OnRedo();
   void OnReloadFrame();
   void OnReplace(const string16& text);
   void OnReservePageIDRange(int size_of_range);
   void OnResetPageEncodingToDefault();
   void OnScriptEvalRequest(const string16& frame_xpath,
                            const string16& jscript,
                            int id,
                            bool notify_result);
   void OnSelectAll();
@@ skipping 548 matching lines @@
   // bunch of stuff, you should probably create a helper class and put your
   // data and methods on that to avoid bloating RenderView more.  You can use
   // the Observer interface to filter IPC messages and receive frame change
   // notifications.
   // ---------------------------------------------------------------------------
 
   DISALLOW_COPY_AND_ASSIGN(RenderView);
 };
 
 #endif  // CHROME_RENDERER_RENDER_VIEW_H_