Refactor propagation of parsing errors for SVG attributes

third_party/WebKit/Source/core/svg/properties/SVGAnimatedProperty.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
 G*     * Redistributions in binary form must reproduce the above
@@ skipping 42 matching lines @@
     virtual ~SVGAnimatedPropertyBase();
 
     virtual SVGPropertyBase* currentValueBase() = 0;
     virtual const SVGPropertyBase& baseValueBase() const = 0;
     virtual bool isAnimating() const = 0;
 
     virtual PassRefPtrWillBeRawPtr<SVGPropertyBase> createAnimatedValue() = 0;
     virtual void setAnimatedValue(PassRefPtrWillBeRawPtr<SVGPropertyBase>) = 0;
     virtual void animationEnded();
 
-    virtual void setBaseValueAsString(const String& value, SVGParsingError& parseError) = 0;
+    virtual SVGParsingError setBaseValueAsString(const String&) = 0;
     virtual bool needsSynchronizeAttribute() = 0;
     virtual void synchronizeAttribute();
 
     AnimatedPropertyType type() const
     {
         return m_type;
     }
 
     SVGElement* contextElement() const
     {
@@ skipping 62 matching lines @@
     const SVGPropertyBase& baseValueBase() const override
     {
         return *m_baseValue;
     }
 
     bool isAnimating() const override
     {
         return m_currentValue;
     }
 
-    void setBaseValueAsString(const String& value, SVGParsingError& parseError) override
+    SVGParsingError setBaseValueAsString(const String& value) override
     {
-        TrackExceptionState es;
-
-        m_baseValue->setValueAsString(value, es);
-
-        if (es.hadException())
-            parseError = ParsingAttributeFailedError;
+        return m_baseValue->setValueAsString(value);
     }
 
     PassRefPtrWillBeRawPtr<SVGPropertyBase> createAnimatedValue() override
     {
         return m_baseValue->clone();
     }
 
     void setAnimatedValue(PassRefPtrWillBeRawPtr<SVGPropertyBase> passValue) override
     {
         RefPtrWillBeRawPtr<SVGPropertyBase> value = passValue;
@@ skipping 189 matching lines @@
 protected:
     SVGAnimatedProperty(SVGElement* contextElement, const QualifiedName& attributeName, PassRefPtrWillBeRawPtr<Property> initialValue)
         : SVGAnimatedPropertyCommon<Property>(contextElement, attributeName, initialValue)
     {
     }
 };
 
 } // namespace blink
 
 #endif // SVGAnimatedProperty_h