@Override
	public void deleteAddressRange(Address startAddr, Address endAddr, TaskMonitor monitor)
			throws CancelledException {
		removeAll(startAddr, endAddr, monitor);
	}
Returns the VoidPropertyMap associated with the given name.
@param propertyName the name of the property to retrieve.
@throws TypeMismatchException if a propertyMap named propertyName
exists but is not a VoidPropertyMap.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/properties/DBPropertyMapManager.java