Fix for plugin printing regression.

Source/core/page/PrintContext.cpp

 /*
  * Copyright (C) 2007 Alp Toker <alp@atoker.com>
  * Copyright (C) 2007 Apple Inc.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 36 matching lines @@
     , m_linkedDestinationsValid(false)
 {
 }
 
 PrintContext::~PrintContext()
 {
     if (m_isPrinting)
         end();
 }
 
-void PrintContext::computePageRects(const FloatRect& printRect, float headerHeight, float footerHeight, float userScaleFactor, float& outPageHeight, bool allowHorizontalTiling)
+void PrintContext::computePageRects(const FloatRect& printRect, float headerHeight, float footerHeight, float userScaleFactor, float& outPageHeight)
 {
     m_pageRects.clear();
     outPageHeight = 0;
 
     if (!m_frame->document() || !m_frame->view() || !m_frame->document()->renderView())
         return;
 
     if (userScaleFactor <= 0) {
         WTF_LOG_ERROR("userScaleFactor has bad value %.2f", userScaleFactor);
         return;
     }
 
     RenderView* view = m_frame->document()->renderView();
     const IntRect& documentRect = view->documentRect();
     FloatSize pageSize = m_frame->resizePageRectsKeepingRatio(FloatSize(printRect.width(), printRect.height()), FloatSize(documentRect.width(), documentRect.height()));
     float pageWidth = pageSize.width();
     float pageHeight = pageSize.height();
 
     outPageHeight = pageHeight; // this is the height of the page adjusted by margins
     pageHeight -= headerHeight + footerHeight;
 
     if (pageHeight <= 0) {
         WTF_LOG_ERROR("pageHeight has bad value %.2f", pageHeight);
         return;
     }
 
-    computePageRectsWithPageSizeInternal(FloatSize(pageWidth / userScaleFactor, pageHeight / userScaleFactor), allowHorizontalTiling);
+    computePageRectsWithPageSizeInternal(FloatSize(pageWidth / userScaleFactor, pageHeight / userScaleFactor), false);
 }
 
 void PrintContext::computePageRectsWithPageSize(const FloatSize& pageSizeInPixels, bool allowHorizontalTiling)
 {
     m_pageRects.clear();
     computePageRectsWithPageSizeInternal(pageSizeInPixels, allowHorizontalTiling);
 }
 
 void PrintContext::computePageRectsWithPageSizeInternal(const FloatSize& pageSizeInPixels, bool allowInlineDirectionTiling)
 {
@@ skipping 221 matching lines @@
 }
 
 void PrintContext::trace(Visitor* visitor)
 {
 #if ENABLE(OILPAN)
     visitor->trace(m_linkedDestinations);
 #endif
 }
 
 }