Remove duplicated headers from core/

Source/core/platform/graphics/filters/FEFlood.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org>
  * Copyright (C) 2005 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2009 Dirk Schulze <krit@webkit.org>
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * 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
@@ skipping 11 matching lines @@
  */
 
 #include "config.h"
 
 #include "core/platform/graphics/filters/FEFlood.h"
 
 #include "SkColorFilter.h"
 #include "SkColorFilterImageFilter.h"
 #include "SkFlattenableBuffers.h"
 #include "core/platform/graphics/GraphicsContext.h"
-#include "core/platform/graphics/filters/Filter.h"
 #include "core/platform/graphics/filters/SkiaImageFilterBuilder.h"
 #include "platform/text/TextStream.h"
 #include "third_party/skia/include/core/SkDevice.h"
 
 namespace WebCore {
 
 FEFlood::FEFlood(Filter* filter, const Color& floodColor, float floodOpacity)
     : FilterEffect(filter)
     , m_floodColor(floodColor)
     , m_floodOpacity(floodOpacity)
@@ skipping 56 matching lines @@
 {
     writeIndent(ts, indent);
     ts << "[feFlood";
     FilterEffect::externalRepresentation(ts);
     ts << " flood-color=\"" << floodColor().nameForRenderTreeAsText() << "\" "
        << "flood-opacity=\"" << floodOpacity() << "\"]\n";
     return ts;
 }
 
 } // namespace WebCore