Remove unused includes from core/inspector and core/svg .cpp files

Source/core/svg/SVGExternalResourcesRequired.cpp

 /*
  * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2007 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,
  * 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/SVGExternalResourcesRequired.h"
 
 #include "SVGNames.h"
-#include "core/dom/Attr.h"
 #include "core/svg/SVGElement.h"
 
 namespace WebCore {
 
 bool SVGExternalResourcesRequired::parseAttribute(const QualifiedName& name, const AtomicString& value)
 {
     if (name == SVGNames::externalResourcesRequiredAttr) {
         setExternalResourcesRequiredBaseValue(value == "true");
         return true;
     }
@@ skipping 75 matching lines @@
     if (!externalResourcesRequiredBaseValue())
         setHaveFiredLoadEvent(true);
 }
 
 bool SVGExternalResourcesRequired::haveLoadedRequiredResources() const
 {
     return !externalResourcesRequiredBaseValue() || haveFiredLoadEvent();
 }
 
 }