[demo] Use arrow functions (#2725)

also rebuilt third_party bits

Author: kevmoo

docs/demo/third_party.bundle.js

@@ -23,7 +23,7 @@ import {examples} from './examples.js';
 const features = getLocalStorageFeatures();
 
 const wabt = await WabtModule({
-  locateFile: function(url) {
+  locateFile: (url) => {
     if (url.endsWith('.wasm')) {
       return '../' + url;
     }
@@ -48,7 +48,7 @@ const editor = new EditorView({
 
 const editorContainer = editor.dom;
 
-editorContainer.ondrop = function(e) {
+editorContainer.ondrop = (e) => {
   e.preventDefault();
   let file = e.dataTransfer.files[0];
   if (!file) {
@@ -119,7 +119,7 @@ async function readAndCompileFile(file) {
 }
 
 function recompileIfChanged(el) {
-  el.addEventListener('change', function() {
+  el.addEventListener('change', () => {
     compile(fileBuffer);
   });
 }

docs/demo/third_party.bundle.js.map

@@ -29,7 +29,7 @@ Split(["#top-row", "#bottom-row"], {
 const features = {};
 
 const wabt = await WabtModule({
-  locateFile: function(url) {
+  locateFile: (url) => {
     if (url.endsWith('.wasm')) {
       return '../' + url;
     }
@@ -83,7 +83,7 @@ const jsEditor = new EditorView({
 function debounce(f, wait) {
   let lastTime = 0;
   let timeoutId = -1;
-  const wrapped = function(...args) {
+  const wrapped = (...args) => {
     const time = +new Date();
     if (time - lastTime < wait) {
       if (timeoutId == -1)
@@ -144,7 +144,7 @@ function run() {
     return;
   const js = jsEditor.state.doc.toString();
   activeWorker = new Worker('./worker.js');
-  activeWorker.addEventListener('message', function(event) {
+  activeWorker.addEventListener('message', (event) => {
     switch (event.data.type) {
       case 'log':
         jsLogEl.textContent += event.data.data;

docs/demo/wasm2wat/demo.js

@@ -12,7 +12,7 @@ wrappedConsole.log = (...args) => {
   console.log(...args);
 }
 
-self.onmessage = async function (event) {
+self.onmessage = async (event) => {
   console.log("Running WebAssembly");
   const { binaryBuffer, js } = event.data;
   let wasm;