Bug 300590 - Expose bidi.browser.ui, seamonkey part. r+sr=neil.

xpfe/bootstrap/browser-prefs.js

@@ -253,3 +253,7 @@ pref("browser.urlbar.clickSelectsAll", false);
 pref("browser.backspace_action", 1);
 #endif
 #endif
+
+// Setting this pref to |true| forces BiDi UI menu items and keyboard shortcuts
+// to be exposed. By default, only expose it for bidi-associated system locales.
+pref("bidi.browser.ui", false);

xpfe/browser/resources/content/navigator.js

@@ -2648,17 +2648,14 @@ function isBidiEnabled()
   var systemLocale;
   try {
     var localeService = Components.classes["@mozilla.org/intl/nslocaleservice;1"]
-                                 .getService(Components.interfaces.nsILocaleService);
+                                  .getService(Components.interfaces.nsILocaleService);
     systemLocale = localeService.getSystemLocale().getCategory("NSILOCALE_CTYPE");
     rv = /^(he|ar|syr|fa|ur)-/.test(systemLocale);
   } catch (e) {}
 
   if (!rv) {
     // check the overriding pref
-    try {
-      rv = pref.getBoolPref("bidi.browser.ui");
-    }
-    catch (e) {}
+    rv = pref.getBoolPref("bidi.browser.ui");
   }
 
   return rv;