previousRootInlineBoxCandidatePosition 225 Source/core/editing/VisibleUnits.cpp Position position = previousRootInlineBoxCandidatePosition(startNode, visiblePosition, ContentIsEditable); previousRootInlineBoxCandidatePosition 942 Source/core/editing/VisibleUnits.cpp Position position = previousRootInlineBoxCandidatePosition(node, visiblePosition, editableType);