Revert 115573 - Move Length and CSS length computation to float

Source/WebCore/css/CSSPrimitiveValue.cpp

 /*
  * (C) 1999-2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 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 413 matching lines @@
     return roundForImpreciseConversion<int>(computeLengthDouble(style, rootStyle, multiplier, computingFontSize));
 }
 
 template<> unsigned CSSPrimitiveValue::computeLength(RenderStyle* style, RenderStyle* rootStyle, float multiplier, bool computingFontSize)
 {
     return roundForImpreciseConversion<unsigned>(computeLengthDouble(style, rootStyle, multiplier, computingFontSize));
 }
 
 template<> Length CSSPrimitiveValue::computeLength(RenderStyle* style, RenderStyle* rootStyle, float multiplier, bool computingFontSize)
 {
-    return Length(roundForImpreciseConversion<float>(computeLengthDouble(style, rootStyle, multiplier, computingFontSize)), Fixed);
+    return Length(roundForImpreciseConversion<int>(computeLengthDouble(style, rootStyle, multiplier, computingFontSize)), Fixed);
 }
 
 template<> short CSSPrimitiveValue::computeLength(RenderStyle* style, RenderStyle* rootStyle, float multiplier, bool computingFontSize)
 {
     return roundForImpreciseConversion<short>(computeLengthDouble(style, rootStyle, multiplier, computingFontSize));
 }
 
 template<> unsigned short CSSPrimitiveValue::computeLength(RenderStyle* style, RenderStyle* rootStyle, float multiplier, bool computingFontSize)
 {
     return roundForImpreciseConversion<unsigned short>(computeLengthDouble(style, rootStyle, multiplier, computingFontSize));
@@ skipping 718 matching lines @@
         ASSERT_NOT_REACHED();
         break;
     }
     if (result)
         result->setCSSOMSafe();
 
     return result;
 }
 
 } // namespace WebCore