public void setClearDefinedData(boolean clearDefinedData) {
		this.clearDefinedData = clearDefinedData;
	}
Sets whether or not to clear existing defined data in order to create new data.
@param clearDefinedData true indicates existing defined data should be cleared to create 
the new data.
Ghidra/Features/Base/src/main/java/ghidra/app/util/datatype/microsoft/DataApplyOptions.java