Tweak priorities of paint invalidation reasons

third_party/WebKit/Source/core/layout/LayoutBox.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com)
  *           (C) 2005, 2006 Samuel Weinig (sam.weinig@gmail.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2013 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
@@ skipping 2038 matching lines @@
 bool LayoutBox::needsForcedBreakBefore(EBreak previousBreakAfterValue) const
 {
     // Forced break values are only honored when specified on in-flow objects, but floats and
     // out-of-flow positioned objects may be affected by a break-after value of the previous
     // in-flow object, even though we're not at a class A break point.
     EBreak breakValue = isFloatingOrOutOfFlowPositioned()
         ? previousBreakAfterValue : classABreakPointValue(previousBreakAfterValue);
     return isForcedFragmentainerBreakValue(breakValue);
 }
 
-bool LayoutBox::paintedOutputOfObjectHasNoEffect() const
+bool LayoutBox::paintedOutputOfObjectHasNoEffectRegardlessOfSize() const
 {
     // In case scrollbars got repositioned (which will typically happen if the box got
     // resized), we cannot skip invalidation.
     if (hasNonCompositedScrollbars())
         return false;
 
     // Cannot skip paint invalidation if the box has real things to paint.
     if (getSelectionState() != SelectionNone || hasBoxDecorationBackground() || styleRef().hasBoxDecorations() || styleRef().hasVisualOverflowingEffect())
         return false;
 
@@ skipping 2760 matching lines @@
         m_rareData->m_snapAreas->remove(&snapArea);
     }
 }
 
 SnapAreaSet* LayoutBox::snapAreas() const
 {
     return m_rareData ? m_rareData->m_snapAreas.get() : nullptr;
 }
 
 } // namespace blink