[svg2] Make SVGLength wrap a CSSPrimitiveValue

Source/core/svg/SVGLengthContext.h

 /*
  * Copyright (C) Research In Motion Limited 2011. 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 SVGLengthContext_h
 #define SVGLengthContext_h
 
+#include "core/css/CSSPrimitiveValue.h"
 #include "core/svg/SVGUnitTypes.h"
 #include "platform/Length.h"
 #include "platform/geometry/FloatRect.h"
 
 namespace blink {
 
 class ComputedStyle;
 class SVGElement;
 class SVGLength;
 class UnzoomedLength;
@@ skipping 28 matching lines @@
     template<typename T>
     static FloatRect resolveRectangle(const T* context, SVGUnitTypes::SVGUnitType type, const FloatRect& viewport)
     {
         return resolveRectangle(context, type, viewport, *context->x()->currentValue(), *context->y()->currentValue(), *context->width()->currentValue(), *context->height()->currentValue());
     }
 
     static FloatRect resolveRectangle(const SVGElement*, SVGUnitTypes::SVGUnitType, const FloatRect& viewport, const SVGLength& x, const SVGLength& y, const SVGLength& width, const SVGLength& height);
     static FloatPoint resolvePoint(const SVGElement*, SVGUnitTypes::SVGUnitType, const SVGLength& x, const SVGLength& y);
     static float resolveLength(const SVGElement*, SVGUnitTypes::SVGUnitType, const SVGLength&);
 
-    float convertValueToUserUnits(float, SVGLengthMode, SVGLengthType fromUnit) const;
-    float convertValueFromUserUnits(float, SVGLengthMode, SVGLengthType toUnit) const;
+    float convertValueToUserUnits(float, SVGLengthMode, CSSPrimitiveValue::UnitType fromUnit) const;
+    float convertValueFromUserUnits(float, SVGLengthMode, CSSPrimitiveValue::UnitType toUnit) const;
 
     float valueForLength(const UnzoomedLength&, SVGLengthMode = SVGLengthMode::Other) const;
     float valueForLength(const Length&, const ComputedStyle&, SVGLengthMode = SVGLengthMode::Other) const;
     static float valueForLength(const Length&, const ComputedStyle&, float dimension);
 
     bool determineViewport(FloatSize&) const;
 
 private:
     float valueForLength(const Length&, float zoom, SVGLengthMode) const;
     static float valueForLength(const Length&, float zoom, float dimension);
 
     float convertValueFromUserUnitsToEXS(float value) const;
     float convertValueFromEXSToUserUnits(float value) const;
 
     float convertValueFromUserUnitsToCHS(float value) const;
     float convertValueFromCHSToUserUnits(float value) const;
 
     RawPtrWillBeMember<const SVGElement> m_context;
 };
 
 } // namespace blink
 
 #endif // SVGLengthContext_h