De-ExceptionState-ify SVGLengthContext

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/svg/SVGLengthContext.h"
 #include "core/svg/properties/SVGProperty.h"
 #include "platform/heap/Handle.h"
 
 namespace blink {
 
 class CSSPrimitiveValue;
 class ExceptionState;
 class QualifiedName;
 
@@ skipping 16 matching lines @@
     PassRefPtrWillBeRawPtr<SVGLength> clone() const;
     virtual PassRefPtrWillBeRawPtr<SVGPropertyBase> cloneForAnimation(const String&) const override;
 
     SVGLengthType unitType() const { return static_cast<SVGLengthType>(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);
-    }
-    float value(const SVGLengthContext&, ExceptionState&) const;
-    void setValue(float, const SVGLengthContext&, ExceptionState&);
+    float value(const SVGLengthContext&) const;
+    void setValue(float, const SVGLengthContext&);
 
     float valueInSpecifiedUnits() const { return m_valueInSpecifiedUnits; }
     void setValueInSpecifiedUnits(float value) { m_valueInSpecifiedUnits = value; }
 
     // Resolves LengthTypePercentage into a normalized floating point number (full value is 1.0).
     float valueAsPercentage() const;
 
     // Returns a number to be used as percentage (so full value is 100)
     float valueAsPercentage100() const;
 
     // Scale the input value by this SVGLength. Higher precision than input * valueAsPercentage().
     float scaleByPercentage(float) const;
 
     virtual String valueAsString() const override;
     void setValueAsString(const String&, ExceptionState&);
 
     void newValueSpecifiedUnits(SVGLengthType, float valueInSpecifiedUnits);
-    void convertToSpecifiedUnits(SVGLengthType, const SVGLengthContext&, ExceptionState&);
+    void convertToSpecifiedUnits(SVGLengthType, const SVGLengthContext&);
 
     // Helper functions
-    inline bool isRelative() const
+    static inline bool isRelativeUnit(SVGLengthType unitType)
     {
-        return m_unitType == LengthTypePercentage
-            || m_unitType == LengthTypeEMS
-            || m_unitType == LengthTypeEXS;
+        return unitType == LengthTypePercentage
+            || unitType == LengthTypeEMS
+            || unitType == LengthTypeEXS;
     }
+    inline bool isRelative() const { return isRelativeUnit(unitType()); }
 
     bool isZero() const
     {
         return !m_valueInSpecifiedUnits;
     }
 
     static PassRefPtrWillBeRawPtr<SVGLength> fromCSSPrimitiveValue(CSSPrimitiveValue*);
     static PassRefPtrWillBeRawPtr<CSSPrimitiveValue> toCSSPrimitiveValue(PassRefPtrWillBeRawPtr<SVGLength>);
     static SVGLengthMode lengthModeForAnimatedLengthAttribute(const QualifiedName&);
 
@@ skipping 17 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