remove en-US locale from mozilla.org/firefox URLs

mkt/site/helpers.py

@@ -245,21 +245,20 @@ def market_tile(context, product, link=True, src=''):
 
         if need_firefox:
             if request.MOBILE:
-                url = 'http://www.mozilla.org/en-US/mobile/aurora/'
-                #url = ('https://www.mozilla.org/en-US/mobile/android-download'
-                #       '.html')
+                url = 'http://www.mozilla.org/mobile/aurora/'
+                #url = 'https://www.mozilla.org/mobile/android-download.html'
                 # We can't have nested anchors, so deal with this hack.
                 notices.append(_('To use this app, '
                                  '<b data-href="{url}">download and install '
                                  'Firefox for Android</b>.').format(url=url))
             # TODO: Comment out when we disable installs on desktop again!
             # else:
-            #    url = 'https://www.mozilla.org/en-US/firefox/'
+            #    url = 'https://www.mozilla.org/firefox/'
             #    notices.append(_('To use this app, <b data-href="{url}">'
             #                     'download and install '
             #                     'Firefox</b>.').format(url=url))
         elif need_upgrade:
-            url = 'http://www.mozilla.org/en-US/firefox/aurora/'
+            url = 'http://www.mozilla.org/firefox/aurora/'
             notices.append(_('To use this app, <b data-href="{url}">upgrade '
                              'Firefox</b>.').format(url=url))