Alright -- the error has been fixed.  We shouldn't be seeing false positives anymore (and XULRunner plugins are being bundled correctly again). Forcing a build now..

Marshall Culpepper wrote:
This is my fault -- I'm trying to isolate the "false positive" problem and I've finally found it. Should be fixed really soon
-- 
Marshall Culpepper
Red Hat Developer Studio, JBoss Tools
marshall@jboss.org