Remove duplicate --disable-mailnews, and remove wallet from the extensions list now that the new password manager code is enabled.

browser/README.html

@@ -123,12 +123,11 @@
         ac_add_options --enable-crypto<br>
         ac_add_options --disable-tests<br>
         ac_add_options --disable-debug<br>
-        ac_add_options --disable-mailnews<br>
         ac_add_options --disable-composer<br>
         ac_add_options --enable-optimize=-O2<br>
         ac_add_options --disable-ldap<br>
         ac_add_options --disable-mailnews<br>
-        ac_add_options --enable-extensions=cookie,wallet,xml-rpc,xmlextras,p3p,pref,transformiix,universalchardet,typeaheadfind,webservices<br>
+        ac_add_options --enable-extensions=cookie,xml-rpc,xmlextras,p3p,pref,transformiix,universalchardet,typeaheadfind,webservices<br>
         <br>
         <b>Note: DO NOT USE --enable-optimize=-O2 on Windows. There are bugs.  Simply use --enable-optimize.</b>
        </code>