Switch line layout to LayoutUnit.

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

 /*
  * Copyright (C) 2006 Oliver Hunt <ojh16@student.canterbury.ac.nz>
  * Copyright (C) 2006 Apple Computer 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,
  * 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 SVGInlineFlowBox_h
 #define SVGInlineFlowBox_h
 
-#include "core/layout/line/FloatToLayoutUnit.h"
 #include "core/layout/line/InlineFlowBox.h"
 
 namespace blink {
 
 class SVGInlineFlowBox final : public InlineFlowBox {
 public:
     SVGInlineFlowBox(LayoutObject& obj)
         : InlineFlowBox(obj)
         , m_logicalHeight(0)
     {
     }
 
     virtual bool isSVGInlineFlowBox() const override { return true; }
-    virtual FloatWillBeLayoutUnit virtualLogicalHeight() const override { return m_logicalHeight; }
-    void setLogicalHeight(FloatWillBeLayoutUnit h) { m_logicalHeight = h; }
+    virtual LayoutUnit virtualLogicalHeight() const override { return m_logicalHeight; }
+    void setLogicalHeight(LayoutUnit h) { m_logicalHeight = h; }
 
     virtual void paint(const PaintInfo&, const LayoutPoint&, LayoutUnit lineTop, LayoutUnit lineBottom) override;
 
-    virtual FloatRectWillBeLayoutRect calculateBoundaries() const override;
+    virtual LayoutRect calculateBoundaries() const override;
 
 private:
-    FloatWillBeLayoutUnit m_logicalHeight;
+    LayoutUnit m_logicalHeight;
 };
 
 DEFINE_INLINE_BOX_TYPE_CASTS(SVGInlineFlowBox);
 
 } // namespace blink
 
 #endif // SVGInlineFlowBox_h