nextRootInlineBoxCandidatePosition  266 Source/core/editing/VisibleUnits.cpp         Position position = nextRootInlineBoxCandidatePosition(startNode, visiblePosition, ContentIsEditable);
nextRootInlineBoxCandidatePosition 1000 Source/core/editing/VisibleUnits.cpp         Position position = nextRootInlineBoxCandidatePosition(node, visiblePosition, editableType);