AppendRunBehavior  621 Source/core/rendering/InlineIterator.h static void inline appendRunObjectIfNecessary(RenderObject* obj, unsigned start, unsigned end, InlineBidiResolver& resolver, AppendRunBehavior behavior, IsolateTracker& tracker)
AppendRunBehavior  629 Source/core/rendering/InlineIterator.h static void adjustMidpointsAndAppendRunsForObjectIfNeeded(RenderObject* obj, unsigned start, unsigned end, InlineBidiResolver& resolver, AppendRunBehavior behavior, IsolateTracker& tracker)