Gnome Shell Build Error - libmozjs.so

[bsquared <bwcode4u gmail com>]

Gnome-shell doesn't build, Error:

(mutter:19746): mutter-WARNING **: Could not load library
[/usr/src/gnome/gnome-shell/src/libgnome-shell.la (libmozjs.so: cannot
open shared object file: No such file or directory)]

Mozilla:

:~$ jhbuild info mozilla
Name: mozilla
Module Set: gnome-suites-core-deps-3.0
Type: autogen
Install date: 2011-02-24 19:48:53
URL: http://releases.mozilla.org/pub/mozilla.org/xulrunner/releases/1.9.2.13/source/xulrunner-1.9.2.13.source.tar.bz2
Version: 1.9.2.12
Tree-ID: 1.9.2.12-d41d8cd98f00b204e9800998ecf8427e
Sourcedir: /usr/src/gnome/mozilla-1.9.2.13
Requires: gtk+, nss, nspr, dbus, gconf, cairo, startup-notification, libnotify
Required by: gjs
Before: libproxy

What am I doing wrong?

-- 
Thank you,
-Brian