Switch line layout to LayoutUnit.

Source/core/layout/svg/line/SVGRootInlineBox.h

 /*
  * Copyright (C) 2006 Oliver Hunt <ojh16@student.canterbury.ac.nz>
  * Copyright (C) 2006 Apple Computer Inc.
  * Copyright (C) 2007 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) Research In Motion Limited 2010. 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,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
 
 #ifndef SVGRootInlineBox_h
 #define SVGRootInlineBox_h
 
-#include "core/layout/line/FloatToLayoutUnit.h"
 #include "core/layout/line/RootInlineBox.h"
 #include "core/layout/svg/SVGTextLayoutEngine.h"
 
 namespace blink {
 
 class SVGRootInlineBox final : public RootInlineBox {
 public:
     SVGRootInlineBox(LayoutBlockFlow& block)
         : RootInlineBox(block)
         , m_logicalHeight(0)
     {
     }
 
     virtual bool isSVGRootInlineBox() const override { return true; }
 
-    virtual FloatWillBeLayoutUnit virtualLogicalHeight() const override { return m_logicalHeight; }
-    void setLogicalHeight(FloatWillBeLayoutUnit height) { m_logicalHeight = height; }
+    virtual LayoutUnit virtualLogicalHeight() const override { return m_logicalHeight; }
+    void setLogicalHeight(LayoutUnit height) { m_logicalHeight = height; }
 
     virtual void paint(const PaintInfo&, const LayoutPoint&, LayoutUnit lineTop, LayoutUnit lineBottom) override;
 
     virtual void markDirty() override;
 
     void computePerCharacterLayoutInformation();
 
     InlineBox* closestLeafChildForPosition(const LayoutPoint&);
 
 private:
     void reorderValueLists(Vector<SVGTextLayoutAttributes*>&);
-    void layoutChildBoxes(InlineFlowBox*, FloatRectWillBeLayoutRect* = 0);
-    void layoutRootBox(const FloatRectWillBeLayoutRect&);
+    void layoutChildBoxes(InlineFlowBox*, LayoutRect* = 0);
+    void layoutRootBox(const LayoutRect&);
 
 private:
-    FloatWillBeLayoutUnit m_logicalHeight;
+    LayoutUnit m_logicalHeight;
 };
 
 DEFINE_INLINE_BOX_TYPE_CASTS(SVGRootInlineBox);
 
 } // namespace blink
 
 #endif // SVGRootInlineBox_h