hasIsolation      233 Source/core/css/resolver/StyleAdjuster.cpp         || style->hasIsolation()
hasIsolation      951 Source/core/rendering/style/RenderStyle.h     bool hasIsolation() const;
hasIsolation      120 Source/core/rendering/svg/SVGRenderingContext.cpp     if (opacity < 1 || hasBlendMode || style->hasIsolation()) {