Remove ES 6 code and prettier formatting. (geonetwork#8782)

Related to geonetwork#8774

Author: josegar74

web-ui/src/main/resources/catalog/components/common/savedselections/SavedSelectionsDirective.js

@@ -59,13 +59,15 @@
             label: "addToMap",
             filterFn: function (record) {
               var md = new Metadata(record);
-              const linkTypes = [
+              var linkTypes = [
                 "OGC:WMS",
                 "ESRI REST: Map Service",
                 "ESRI REST: Map Server"
               ];
               // returns true as soon as any type has ≥1 link
-              return linkTypes.some(type => md.getLinksByType(type).length > 0);
+              return linkTypes.some(function (type) {
+                return md.getLinksByType(type).length > 0;
+              });
             },
             fn: function (uuids, records) {
               for (var i = 0; i < uuids.length; i++) {
@@ -102,10 +104,9 @@
                     });
                 });
 
-                const esriLinks = [
-                  ...md.getLinksByType("ESRI REST: Map Server"),
-                  ...md.getLinksByType("ESRI REST: Map Service")
-                ];
+                var esriLinks = md
+                  .getLinksByType("ESRI REST: Map Server")
+                  .concat(md.getLinksByType("ESRI REST: Map Service"));
 
                 angular.forEach(esriLinks, function (link) {
                   if (gnMap.isLayerInMap(viewerMap, link.name, link.url)) {
@@ -119,9 +120,7 @@
                         gnMap.feedLayerWithRelated(layer, link.group);
                       }
                     });
-
                 });
-
               }
             },
             icon: "fa-globe"