hide non-primary action menu items in overflow menu

res/menu/upload_files_picker.xml

@@ -31,12 +31,12 @@
         android:contentDescription="@string/select_all"
         android:title="@string/select_all"
         android:icon="@drawable/ic_select_all"
-        app:showAsAction="ifRoom"/>
+        app:showAsAction="never"/>
     <item
         android:id="@+id/action_sort"
         android:icon="@drawable/ic_sort_variant"
         android:orderInCategory="2"
-        app:showAsAction="ifRoom"
+        app:showAsAction="never"
         android:title="@string/actionbar_sort"
         android:contentDescription="@string/actionbar_sort"/>
 </menu>