Fix nullExec

Author: Jelte Lagendijk

src/HTMLSnippet/widget/HTMLSnippet.js

@@ -97,7 +97,7 @@ define([
                 }
             }
 
-            mendix.lang.nullExec(callback);
+            this._executeCallback(callback, "update");
         },
 
         _setupEvents: function() {
@@ -134,6 +134,13 @@ define([
             } catch (e) {
                 domConstruct.place("<div class=\"alert alert-danger\">Error while evaluating javascript input: " + e + "</div>", this.domNode, "only");
             }
+        },
+
+        _executeCallback: function (cb, from) {
+            logger.debug(this.id + "._executeCallback" + (from ? " from " + from : ""));
+            if (cb && typeof cb === "function") {
+                cb();
+            }
         }
     });
 });