code: function (classpath, dependencies) {
              if (this.__cssDependencies[classpath]) {
                  dependencies = this.__cssDependencies[classpath];
              }
  
              this.unloadClassPathDependencies(classpath, dependencies);
          }
docs: Unload the CSS dependencies of a widget. This method will unload any dependency on the parent widgets.
  @param {String} classpath Classpath of the widget
  @param {Array} dependencies Array of CSS template classpaths to be loaded