Drop FilterEffect::m_absolutePaintRect

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

 /*
  * 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
  * 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 11 matching lines @@
 #define SourceAlpha_h
 
 #include "platform/graphics/filters/FilterEffect.h"
 
 namespace blink {
 
 class PLATFORM_EXPORT SourceAlpha final : public FilterEffect {
 public:
     static SourceAlpha* create(FilterEffect*);
 
-    FloatRect determineAbsolutePaintRect(const FloatRect& requestedRect) override;
+    FloatRect determineAbsolutePaintRect(const FloatRect& requestedRect) const override;
 
     FilterEffectType getFilterEffectType() const override { return FilterEffectTypeSourceInput; }
 
     TextStream& externalRepresentation(TextStream&, int indention) const override;
     sk_sp<SkImageFilter> createImageFilter() override;
 
 private:
     explicit SourceAlpha(FilterEffect*);
 };
 
 } // namespace blink
 
 #endif // SourceAlpha_h