for missing files and directory. When they are found, they will be delete.
Also move some of the uninstall code that was in /modules/smartupdt java/C++
code in.
Lastly added some error checking to some of the parameters that where passed in.
git-svn-id: svn://10.0.0.236/branches/MozillaSourceClassic_19981026_BRANCH@15987 18797224-902f-48f8-a5cc-f745e15eee43