You could hack the plugin.xml files of the plug-ins that define the "offending" view or perspective (i.e., the extension of extension points org.eclipse.ui.views and org.eclipse.ui.perspectives), not that I recommend it.
Wouldn't it be better to train your programmers how not to "hurt themselves"?
-- Dan
Co-author of <a href="http://www.jdg2e.com" target="_blank" rel="nofollow">The Java Developer's Guide to Eclipse</a>, 2nd Edition<br />(Yahoo group <a href="http://groups.yahoo.com/group/JDG2E/" target="_blank" rel="nofollow">JDG2E</a>)