Moving the default search engine name from the language pack into the content (aka region) pack.

Fixes bug 91984. r=tao, sr=alecf

suite/locales/en-US/chrome/browser/navigator.properties

@@ -32,7 +32,6 @@ intl.collationOption=
 wallet.TutorialFromMenu=chrome://communicator/locale/wallet/privacy.html
 wallet.Server=http://www.mozilla.org/wallet/tables/
 wallet.Samples=http://www.mozilla.org/wallet/samples/
-browser.search.defaultenginename=Netscape Search
 # valid intl.menuitems.appendedacceskeys are: true or false, <empty string> (missing or empty preference equals false)
 intl.menuitems.alwaysappendacceskeys=