Refactor fixed layout mode

Source/core/rendering/RenderView.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  *
  * 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 959 matching lines @@
 {
     FloatRect overflowRect(unscaledDocumentRect());
     if (hasTransform())
         overflowRect = layer()->currentTransform().mapRect(overflowRect);
     return IntRect(overflowRect);
 }
 
 int RenderView::viewHeight() const
 {
     int height = 0;
-    if (!shouldUsePrintingLayout() && m_frameView) {
-        height = m_frameView->layoutHeight();
-        height = m_frameView->useFixedLayout() ? ceilf(style()->effectiveZoom() * float(height)) : height;
-    }
+    if (!shouldUsePrintingLayout() && m_frameView)
+        height = m_frameView->layoutSize().height();
+
     return height;
 }
 
 int RenderView::viewWidth() const
 {
     int width = 0;
-    if (!shouldUsePrintingLayout() && m_frameView) {
-        width = m_frameView->layoutWidth();
-        width = m_frameView->useFixedLayout() ? ceilf(style()->effectiveZoom() * float(width)) : width;
-    }
+    if (!shouldUsePrintingLayout() && m_frameView)
+        width = m_frameView->layoutSize().width();
+
     return width;
 }
 
 int RenderView::viewLogicalHeight() const
 {
     int height = style()->isHorizontalWritingMode() ? viewHeight() : viewWidth();
 
     if (hasColumns() && !style()->hasInlineColumnAxis()) {
         if (int pageLength = m_frameView->pagination().pageLength)
             height = pageLength;
@@ skipping 145 matching lines @@
 #endif
 
     if (layoutState)
         layoutState->m_isPaginated = m_fragmenting;
 
     if (m_flowThreadState != RenderObject::NotInsideFlowThread)
         m_root->setFlowThreadStateIncludingDescendants(m_flowThreadState);
 }
 
 } // namespace WebCore