anchor.diff:   * isn't necessary for your webserver to even serve those templates.
    *
    * `template_1.html` is preloaded into the [TemplateCache] imperatively by
  - * `MainController` while `template_2.html` is preloaded via the
  - * `<template id="template_2.html" type="text/ng-template">` element in the
  - * `<head>` of HTML.
  + * `LoadTemplateCacheDirective` while `template_2.html` is preloaded via the
  + * `<template id="template_2.html" type="text/ng-template">` element
  + * declaratively in the `<head>` of HTML.
    */
   class TemplateCache extends Cache<HttpResponse> {
   }
  
positive.code:  *           t2: My name is {{name}}.
   *         </template>
   *       </head>
   *       <body main-controller>
   *         template_1.html: <div ng-include="'template_1.html'"></div><br>
   *         template_2.html: <div ng-include="'template_2.html'"></div><br>
   *       </body>
  
negative.code:  *     }
   *
   *     main() {
   *       bootstrapAngular([new AngularModule()..type(LoadTemplateCacheDirective)], 'html');
   *     }
   *
   * and
  