[FIX] reload the listview's content anytime there are ids in the listview's dataset, not just when the listview was explicitly hidden

otherwise, when the list is not the first/primary view, it needs to appear (and reload itself) even though it was not explicitly hidden

lp bug: https://launchpad.net/bugs/847787 fixed

bzr revid: xmo@openerp.com-20110912133115-uiwj3fhxfjm441nk

addons/web/static/src/js/list.js

@@ -349,7 +349,7 @@ openerp.web.ListView = openerp.web.View.extend( /** @lends openerp.web.ListView#
         if (this.sidebar) {
             this.sidebar.$element.show();
         }
-        if (this.hidden) {
+        if (!_(this.dataset.ids).isEmpty()) {
             this.reload_content();
         }
     },
@@ -358,7 +358,6 @@ openerp.web.ListView = openerp.web.View.extend( /** @lends openerp.web.ListView#
         if (this.sidebar) {
             this.sidebar.$element.hide();
         }
-        this.hidden = true;
     },
     /**
      * Reloads the list view based on the current settings (dataset & al)