Ignore HtmlReporter's createElement and createTextNode options

Injected DOM wrappers were a nice idea in theory but everyone just passes
wrappers around document.createElement/document.createTextNode. That
includes HtmlReporter's unit tests and karma-jasmine-html-reporter, the
only known 5.x-compatible library that constructs an HtmlReporter.

src/boot/boot1.js

@@ -64,12 +64,6 @@
     getContainer: function() {
       return document.body;
     },
-    createElement: function() {
-      return document.createElement.apply(document, arguments);
-    },
-    createTextNode: function() {
-      return document.createTextNode.apply(document, arguments);
-    },
     timer: new jasmine.Timer(),
     filterSpecs: filterSpecs
   });

src/html/DomContext.js

@@ -3,17 +3,8 @@ jasmineRequire.DomContext = function(j$) {
 
   //TODO maybe rename
   class DomContext {
-    #createElement;
-
-    constructor(options = {}) {
-      this.#createElement =
-        options.createElement || document.createElement.bind(document);
-      this.createTextNode =
-        options.createTextNode || document.createTextNode.bind(document);
-    }
-
     create(type, attrs, childrenArrayOrVarArgs) {
-      const el = this.#createElement(type);
+      const el = document.createElement(type);
       let children;
 
       if (j$.private.isArray(childrenArrayOrVarArgs)) {
@@ -30,7 +21,7 @@ jasmineRequire.DomContext = function(j$) {
         const child = children[i];
 
         if (typeof child === 'string') {
-          el.appendChild(this.createTextNode(child));
+          el.appendChild(document.createTextNode(child));
         } else {
           if (child) {
             el.appendChild(child);

src/html/HtmlReporter.js

@@ -104,10 +104,7 @@ jasmineRequire.HtmlReporter = function(j$) {
       this.#env = options.env;
 
       this.#getContainer = options.getContainer;
-      this.#domContext = new j$.private.DomContext({
-        createElement: options.createElement,
-        createTextNode: options.createTextNode
-      });
+      this.#domContext = new j$.private.DomContext();
       this.#navigateWithNewParam =
         options.navigateWithNewParam || function() {};
       this.#urlBuilder = new UrlBuilder(
@@ -852,7 +849,7 @@ jasmineRequire.HtmlReporter = function(j$) {
 
       while (suite && suite.parent) {
         wrapper.insertBefore(
-          this.#domContext.createTextNode(' > '),
+          document.createTextNode(' > '),
           wrapper.firstChild
         );
         suiteLink = this.#domContext.create(