Harmonize FilterEffect::mapRect and mapPaintRect

third_party/WebKit/Source/platform/graphics/filters/FEConvolveMatrix.h

 /*
  * 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) 2010 Zoltan Herczeg <zherczeg@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 32 matching lines @@
 public:
     static FEConvolveMatrix* create(Filter*, const IntSize&,
         float, float, const IntPoint&, EdgeModeType, bool, const Vector<float>&);
 
     bool setDivisor(float);
     bool setBias(float);
     bool setTargetOffset(const IntPoint&);
     bool setEdgeMode(EdgeModeType);
     bool setPreserveAlpha(bool);
 
-    FloatRect mapPaintRect(const FloatRect&, bool forward = true) const final;
-
     TextStream& externalRepresentation(TextStream&, int indention) const override;
 
 private:
     FEConvolveMatrix(Filter*, const IntSize&, float, float,
         const IntPoint&, EdgeModeType, bool, const Vector<float>&);
 
+    FloatRect mapEffect(const FloatRect&) const final;
+
     sk_sp<SkImageFilter> createImageFilter() override;
 
     bool parametersValid() const;
 
     IntSize m_kernelSize;
     float m_divisor;
     float m_bias;
     IntPoint m_targetOffset;
     EdgeModeType m_edgeMode;
     bool m_preserveAlpha;
     Vector<float> m_kernelMatrix;
 };
 
 } // namespace blink
 
 #endif // FEConvolveMatrix_h