@Override
	public void dataTypeNameChanged(DataType dt, String oldName) {
		// do nothing
	}
Gets the number of Undefined bytes beginning at the indicated component ordinal. Undefined
bytes that have a field name or comment specified are also included.

@param ordinal the component ordinal to begin checking at.
@return the number of contiguous undefined bytes
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/data/StructureDB.java