Back up the source files for the function in case you need them at a later time.
In the Project window, navigate to the Match Engine node in the master index project and then to the /lib folder.
Right-click the folder containing the files to remove, and then select Delete.
A confirmation dialog appears.
Click Yes.
The source files are removed from the project.
Open comparatorsList.xml and remove the comparator definitions from the list.
Save and close the file.