bindings: Retires ScriptWrappable::init, etc.

Source/core/svg/SVGLinearGradientElement.cpp

Index: Source/core/svg/SVGLinearGradientElement.cpp
diff --git a/Source/core/svg/SVGLinearGradientElement.cpp b/Source/core/svg/SVGLinearGradientElement.cpp
index f1f35b6edfd3447404aaf5273d40613203e52159..d1fd51a7d228c8dc94f411ddcf9d300ada7b5be0 100644
--- a/Source/core/svg/SVGLinearGradientElement.cpp
+++ b/Source/core/svg/SVGLinearGradientElement.cpp
@@ -39,8 +39,6 @@ inline SVGLinearGradientElement::SVGLinearGradientElement(Document& document)
     , m_x2(SVGAnimatedLength::create(this, SVGNames::x2Attr, SVGLength::create(LengthModeWidth), AllowNegativeLengths))
     , m_y2(SVGAnimatedLength::create(this, SVGNames::y2Attr, SVGLength::create(LengthModeHeight), AllowNegativeLengths))
 {
-    ScriptWrappable::init(this);
-
     // Spec: If the x2 attribute is not specified, the effect is as if a value of "100%" were specified.
     m_x2->setDefaultValueAsString("100%");
 
@@ -185,4 +183,4 @@ bool SVGLinearGradientElement::selfHasRelativeLengths() const
         || m_y2->currentValue()->isRelative();
 }
 
-}
+} // namespace blink