By default, Firefox disables the installation of 3rd party add-ons, including
language packs. We want to enable language packs by default, so set 
this to enable add-ons that are bundled with Firefox but will still disable 
third-party add-ons for security.
Solaris specific patch, will not send upstream.

diff --git a/browser/app/profile/firefox.js b/browser/app/profile/firefox.js
index 5ef66c9..7dcd0f5 100644
--- a/browser/app/profile/firefox.js
+++ b/browser/app/profile/firefox.js
@@ -74,7 +74,7 @@
 
 // Disable add-ons that are not installed by the user in all scopes by default.
 // See the SCOPE constants in AddonManager.jsm for values to use here.
-pref("extensions.autoDisableScopes", 15);
+pref("extensions.autoDisableScopes", 11);
 
 // Require signed add-ons by default
 pref("xpinstall.signatures.required", true);