Fixed: JS-error while using a global custom query w/ project filter in a project context (#15190).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@12234 e93f8b46-1217-0410-a6f0-8f06a7374b81

public/javascripts/application.js

@@ -113,6 +113,7 @@ function buildFilterRow(field, operator, values) {
   var fieldId = field.replace('.', '_');
   var filterTable = $("#filters-table");
   var filterOptions = availableFilters[field];
+  if (!filterOptions) return;
   var operators = operatorByType[filterOptions['type']];
   var filterValues = filterOptions['values'];
   var i, select;