Bug 1175741 - Properly hide unsigned add-on warning in add-on manager. r=liuche

--HG--
extra : rebase_source : 6ab27c37c9058bb4ae36a4799ff0427125fbaf9e

mobile/android/themes/core/aboutAddons.css

@@ -45,7 +45,7 @@ a:active {
   display: none;
 }
 
-.addon-item[isUnsigned] .warn-unsigned {
+.addon-item[isUnsigned="true"] .warn-unsigned {
   display: block;
 }