Refactor propagation of parsing errors for SVG attributes

third_party/WebKit/Source/core/svg/SVGRect.h

 /*
  * Copyright (C) Research In Motion Limited 2010. 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 SVGRect_h
 #define SVGRect_h
 
+#include "core/svg/SVGParsingError.h"
 #include "core/svg/properties/SVGPropertyHelper.h"
 #include "platform/geometry/FloatRect.h"
 #include "wtf/Allocator.h"
 
 namespace blink {
 
 class SVGRectTearOff;
 
 class SVGRect : public SVGPropertyHelper<SVGRect> {
 public:
@@ skipping 24 matching lines @@
     float x() const { return m_value.x(); }
     float y() const { return m_value.y(); }
     float width() const { return m_value.width(); }
     float height() const { return m_value.height(); }
     void setX(float f) { m_value.setX(f); }
     void setY(float f) { m_value.setY(f); }
     void setWidth(float f) { m_value.setWidth(f); }
     void setHeight(float f) { m_value.setHeight(f); }
 
     String valueAsString() const override;
-    void setValueAsString(const String&, ExceptionState&);
+    SVGParsingError setValueAsString(const String&);
 
     void add(PassRefPtrWillBeRawPtr<SVGPropertyBase>, SVGElement*) override;
     void calculateAnimatedValue(SVGAnimationElement*, float percentage, unsigned repeatCount, PassRefPtrWillBeRawPtr<SVGPropertyBase> from, PassRefPtrWillBeRawPtr<SVGPropertyBase> to, PassRefPtrWillBeRawPtr<SVGPropertyBase> toAtEndOfDurationValue, SVGElement* contextElement) override;
     float calculateDistance(PassRefPtrWillBeRawPtr<SVGPropertyBase> to, SVGElement* contextElement) override;
 
     bool isValid() const { return m_isValid; }
     void setInvalid();
 
     static AnimatedPropertyType classType() { return AnimatedRect; }
 
 private:
     SVGRect();
     SVGRect(const FloatRect&);
 
     template<typename CharType>
-    void parse(const CharType*& ptr, const CharType* end, ExceptionState&);
+    bool parse(const CharType*& ptr, const CharType* end);
 
     bool m_isValid;
     FloatRect m_value;
 };
 
 DEFINE_SVG_PROPERTY_TYPE_CASTS(SVGRect);
 
 } // namespace blink
 
 #endif // SVGRect_h