@Override
	public Variable createVariable(String name, int offset, DataType dataType,
			final SourceType source) throws InvalidInputException {

		throw new UnsupportedOperationException();
	}
Create a new stack variable.  

Specified source is always ignored
and the variable instance returned will never be a parameter.
@see ghidra.program.model.listing.StackFrame#createVariable(String, int, DataType, SourceType)
Ghidra/Features/Base/src/main/java/ghidra/util/StackFrameImpl.java