Adds filter support for offscreen canvas

third_party/WebKit/Source/core/style/ComputedStyle.cpp

 /*
  * Copyright (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2011 Adobe Systems Incorporated. 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.
  *
@@ skipping 94 matching lines @@
     newStyle->inheritUnicodeBidiFrom(parentStyle);
     newStyle->setDisplay(display);
     return newStyle;
 }
 
 PassRefPtr<ComputedStyle> ComputedStyle::clone(const ComputedStyle& other)
 {
     return adoptRef(new ComputedStyle(other));
 }
 
-ALWAYS_INLINE ComputedStyle::ComputedStyle()
+ComputedStyle::ComputedStyle()

[esprehn, 2016/09/12 20:53:12]

Why? Performance here is pretty important. :)

     : m_box(initialStyle().m_box)
     , m_visual(initialStyle().m_visual)
     , m_background(initialStyle().m_background)
     , m_surround(initialStyle().m_surround)
     , m_rareNonInheritedData(initialStyle().m_rareNonInheritedData)
     , m_rareInheritedData(initialStyle().m_rareInheritedData)
     , m_styleInheritedData(initialStyle().m_styleInheritedData)
     , m_svgStyle(initialStyle().m_svgStyle)
 {
     setBitDefaults(); // Would it be faster to copy this from the default style?
@@ skipping 1919 matching lines @@
         if (value < 0)
             fvalue -= 0.5f;
         else
             fvalue += 0.5f;
     }
 
     return roundForImpreciseConversion<int>(fvalue / zoomFactor);
 }
 
 } // namespace blink