[CSS Exclusions] ExclusionShape bounding box methods should return LayoutRects

Source/core/rendering/exclusions/ExclusionShapeInsideInfo.cpp

 /*
  * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1. Redistributions of source code must retain the above
  *    copyright notice, this list of conditions and the following
  *    disclaimer.
@@ skipping 35 matching lines @@
     ExclusionShapeValue* shapeValue = renderer->style()->resolvedShapeInside();
     return (shapeValue && shapeValue->type() == ExclusionShapeValue::SHAPE) ? shapeValue->shape() : 0;
 }
 
 bool ExclusionShapeInsideInfo::adjustLogicalLineTop(float minSegmentWidth)
 {
     const ExclusionShape* shape = computedShape();
     if (!shape || m_lineHeight <= 0 || logicalLineTop() > shapeLogicalBottom())
         return false;
 
-    float floatNewLineTop;
-    if (shape->firstIncludedIntervalLogicalTop(m_shapeLineTop, FloatSize(minSegmentWidth, m_lineHeight), floatNewLineTop)) {
-        LayoutUnit newLineTop = floatLogicalTopToLayoutUnit(floatNewLineTop);
+    LayoutUnit newLineTop;
+    if (shape->firstIncludedIntervalLogicalTop(m_shapeLineTop, LayoutSize(minSegmentWidth, m_lineHeight), newLineTop)) {
         if (newLineTop > m_shapeLineTop) {
             m_shapeLineTop = newLineTop;
             return true;
         }
     }
 
     return false;
 }
 
 }