Add the 'lighter' composite operation to feComposite.

Source/core/svg/SVGFECompositeElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2007 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,
@@ skipping 20 matching lines @@
 template<> const SVGEnumerationStringEntries& getStaticStringEntries<CompositeOperationType>()
 {
     DEFINE_STATIC_LOCAL(SVGEnumerationStringEntries, entries, ());
     if (entries.isEmpty()) {
         entries.append(std::make_pair(FECOMPOSITE_OPERATOR_OVER, "over"));
         entries.append(std::make_pair(FECOMPOSITE_OPERATOR_IN, "in"));
         entries.append(std::make_pair(FECOMPOSITE_OPERATOR_OUT, "out"));
         entries.append(std::make_pair(FECOMPOSITE_OPERATOR_ATOP, "atop"));
         entries.append(std::make_pair(FECOMPOSITE_OPERATOR_XOR, "xor"));
         entries.append(std::make_pair(FECOMPOSITE_OPERATOR_ARITHMETIC, "arithmetic"));
+        entries.append(std::make_pair(FECOMPOSITE_OPERATOR_LIGHTER, "lighter"));
     }
     return entries;
 }
 
+template<> unsigned short getMaxExposedEnumValue<CompositeOperationType>()
+{
+    return FECOMPOSITE_OPERATOR_ARITHMETIC;
+}
+
 inline SVGFECompositeElement::SVGFECompositeElement(Document& document)
     : SVGFilterPrimitiveStandardAttributes(SVGNames::feCompositeTag, document)
     , m_k1(SVGAnimatedNumber::create(this, SVGNames::k1Attr, SVGNumber::create()))
     , m_k2(SVGAnimatedNumber::create(this, SVGNames::k2Attr, SVGNumber::create()))
     , m_k3(SVGAnimatedNumber::create(this, SVGNames::k3Attr, SVGNumber::create()))
     , m_k4(SVGAnimatedNumber::create(this, SVGNames::k4Attr, SVGNumber::create()))
     , m_in1(SVGAnimatedString::create(this, SVGNames::inAttr, SVGString::create()))
     , m_in2(SVGAnimatedString::create(this, SVGNames::in2Attr, SVGString::create()))
     , m_svgOperator(SVGAnimatedEnumeration<CompositeOperationType>::create(this, SVGNames::operatorAttr, FECOMPOSITE_OPERATOR_OVER))
 {
@@ skipping 95 matching lines @@
 
     RefPtrWillBeRawPtr<FilterEffect> effect = FEComposite::create(filter, m_svgOperator->currentValue()->enumValue(), m_k1->currentValue()->value(), m_k2->currentValue()->value(), m_k3->currentValue()->value(), m_k4->currentValue()->value());
     FilterEffectVector& inputEffects = effect->inputEffects();
     inputEffects.reserveCapacity(2);
     inputEffects.append(input1);
     inputEffects.append(input2);
     return effect.release();
 }
 
 } // namespace blink