canCollapseMarginAfterWithLastChild  610 Source/core/rendering/RenderBlockFlow.cpp     if (!marginInfo.canCollapseMarginAfterWithLastChild() && !childIsSelfCollapsing)
canCollapseMarginAfterWithLastChild 1467 Source/core/rendering/RenderBlockFlow.cpp     if (marginInfo.canCollapseMarginAfterWithChildren() && !marginInfo.canCollapseMarginAfterWithLastChild())