Refactor propagation of parsing errors for SVG attributes

third_party/WebKit/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 "core/css/CSSPrimitiveValue.h"
 #include "core/svg/SVGLengthContext.h"
+#include "core/svg/SVGParsingError.h"
 #include "core/svg/properties/SVGProperty.h"
 #include "platform/heap/Handle.h"
 
 namespace blink {
 
-class ExceptionState;
 class QualifiedName;
 
 class SVGLengthTearOff;
 
 class SVGLength final : public SVGPropertyBase {
 public:
     typedef SVGLengthTearOff TearOffType;
 
     static PassRefPtrWillBeRawPtr<SVGLength> create(SVGLengthMode mode = SVGLengthMode::Other)
     {
@@ skipping 26 matching lines @@
     // 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;
 
     String valueAsString() const override;
-    void setValueAsString(const String&, ExceptionState&);
+    SVGParsingError setValueAsString(const String&);
 
     void newValueSpecifiedUnits(CSSPrimitiveValue::UnitType, float valueInSpecifiedUnits);
     void convertToSpecifiedUnits(CSSPrimitiveValue::UnitType, const SVGLengthContext&);
 
     // Helper functions
     static inline bool isRelativeUnit(CSSPrimitiveValue::UnitType unitType)
     {
         return unitType == CSSPrimitiveValue::UnitType::Percentage
             || unitType == CSSPrimitiveValue::UnitType::Ems
             || unitType == CSSPrimitiveValue::UnitType::Exs
@@ skipping 22 matching lines @@
 
     RefPtrWillBeMember<CSSPrimitiveValue> m_value;
     unsigned m_unitMode : 2;
 };
 
 DEFINE_SVG_PROPERTY_TYPE_CASTS(SVGLength);
 
 } // namespace blink
 
 #endif // SVGLength_h