Fix for bugzilla 102958: Prefill CCK "Auto Proxy Config URL" will

cause browser to crash. Adding comments to disable auto config proxies.

cck/cckwiz/iniFiles/Proxy.ini

@@ -75,8 +75,8 @@ Start_y=67
 Width=120
 Height=12
 
-;Temporarily removing automatic proxy configuration 
+;Disabled ability to set autoconfig proxies as default until browser bug is fixed.
-;Bug 102958: Prefill CCK "Auto Proxy Config URL" will cause browser to crash
+;See bugzilla 103979: Crash if autoconfig proxies prefs enabled by the default.
 ;[Widget 5999]
 ;Type=RadioButton
 ;Name=Automatic