Remove SVGElementInstance includes

Source/core/svg/SVGFEMorphologyElement.cpp

 /*
  * Copyright (C) 2009 Dirk Schulze <krit@webkit.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.
  */
 
 #include "config.h"
 
 #include "core/svg/SVGFEMorphologyElement.h"
 
 #include "SVGNames.h"
 #include "platform/graphics/filters/FilterEffect.h"
-#include "core/svg/SVGElementInstance.h"
 #include "core/svg/SVGParserUtilities.h"
 #include "core/svg/graphics/filters/SVGFilterBuilder.h"
 
 namespace WebCore {
 
 template<> const SVGEnumerationStringEntries& getStaticStringEntries<MorphologyOperatorType>()
 {
     DEFINE_STATIC_LOCAL(SVGEnumerationStringEntries, entries, ());
     if (entries.isEmpty()) {
         entries.append(std::make_pair(FEMORPHOLOGY_OPERATOR_ERODE, "erode"));
@@ skipping 103 matching lines @@
 
     if (xRadius < 0 || yRadius < 0)
         return nullptr;
 
     RefPtr<FilterEffect> effect = FEMorphology::create(filter, m_svgOperator->currentValue()->enumValue(), xRadius, yRadius);
     effect->inputEffects().append(input1);
     return effect.release();
 }
 
 } // namespace WebCore