If you want to uninstall vmware tools from installed guest OS , for any reason here is quick and dirty guide, for installing vmware tools in Ubuntu see another guide . for installation :   vmware tools installation

Steps :

$ sudo -i
[enter you password ]
$ cd /etc/vmware-tools
$ ./installer.sh uninstall
$ reboot

done , just reboot guest after installation . share if it was helpful for you .