chore: refactor browser IPC into TS and app API into TS (#16921)

* chore: refactor browser IPC into typescript

* chore: refactor app.ts into Typescript

* Refactors app.dock into cpp
* Removes app.launcher which has not existed for 3 years
* Removes 2 deprecated APIs (that have been deprecated for more than one
major)
* Refactors deprecate.ts as well

lib/common/api/exports/electron.js

@@ -24,7 +24,12 @@ exports.defineProperties = function (targetExports) {
   for (const module of moduleList) {
     descriptors[module.name] = {
       enumerable: !module.private,
-      get: exports.memoizedGetter(() => require(`@electron/internal/common/api/${module.file}`))
+      get: exports.memoizedGetter(() => {
+        const value = require(`@electron/internal/common/api/${module.file}.js`)
+        // Handle Typescript modules with an "export default X" statement
+        if (value.__esModule) return value.default
+        return value
+      })
     }
   }
   return Object.defineProperties(targetExports, descriptors)