[svg2] Make 'x' and 'y' presentation attributes

Source/core/svg/SVGLength.h

 /*
  * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org>
  *
  * 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 SVGLength_h
 #define SVGLength_h
 
 #include "bindings/core/v8/ExceptionMessages.h"
 #include "bindings/core/v8/ExceptionStatePlaceholder.h"
+#include "core/css/CSSPrimitiveValue.h"
 #include "core/svg/SVGLengthContext.h"
 #include "core/svg/properties/SVGProperty.h"
 #include "platform/heap/Handle.h"
 
 namespace blink {
 
-class CSSPrimitiveValue;
 class ExceptionState;
 class QualifiedName;
 
 enum SVGLengthNegativeValuesMode {
     AllowNegativeLengths,
     ForbidNegativeLengths
 };
 
 class SVGLengthTearOff;
 
 class SVGLength final : public SVGPropertyBase {
 public:
     typedef SVGLengthTearOff TearOffType;
 
     static PassRefPtrWillBeRawPtr<SVGLength> create(SVGLengthMode mode = LengthModeOther)
     {
         return adoptRefWillBeNoop(new SVGLength(mode));
     }
 
     PassRefPtrWillBeRawPtr<SVGLength> clone() const;
     virtual PassRefPtrWillBeRawPtr<SVGPropertyBase> cloneForAnimation(const String&) const override;
 
     SVGLengthType unitType() const { return static_cast<SVGLengthType>(m_unitType); }
+    CSSPrimitiveValue::UnitType cssUnitTypeQuirk() const
+    {
+        if (m_unitType == LengthTypeNumber)
+            return CSSPrimitiveValue::UnitType::CSS_PX;
+        return static_cast<CSSPrimitiveValue::UnitType>(m_unitType);
+    }
     void setUnitType(SVGLengthType);
     SVGLengthMode unitMode() const { return static_cast<SVGLengthMode>(m_unitMode); }
 
     bool operator==(const SVGLength&) const;
     bool operator!=(const SVGLength& other) const { return !operator==(other); }
 
     float value(const SVGLengthContext& context) const
     {
         return value(context, IGNORE_EXCEPTION);
     }
@@ skipping 55 matching lines @@
 inline PassRefPtrWillBeRawPtr<SVGLength> toSVGLength(PassRefPtrWillBeRawPtr<SVGPropertyBase> passBase)
 {
     RefPtrWillBeRawPtr<SVGPropertyBase> base = passBase;
     ASSERT(base->type() == SVGLength::classType());
     return static_pointer_cast<SVGLength>(base.release());
 }
 
 } // namespace blink
 
 #endif // SVGLength_h