refactor: netLog directly uses network service (#18289)

spec/fixtures/api/net-log/main.js

@@ -1,38 +0,0 @@
-const { app, net, session } = require('electron')
-
-if (process.env.TEST_DUMP_FILE) {
-  app.commandLine.appendSwitch('log-net-log', process.env.TEST_DUMP_FILE)
-}
-
-function request () {
-  return new Promise((resolve) => {
-    const req = net.request(process.env.TEST_REQUEST_URL)
-    req.on('response', () => {
-      resolve()
-    })
-    req.end()
-  })
-}
-
-app.on('ready', async () => {
-  const netLog = session.defaultSession.netLog
-
-  // The net log exporter becomes ready only after
-  // default path is setup, which is posted as task
-  // to a sequenced task runner due to sync IO operations,
-  // the task are blocked for some reason,
-  // revisit task scheduling after 69 upgrade and fix this workaround.
-  setImmediate(async () => {
-    if (process.env.TEST_DUMP_FILE_DYNAMIC) {
-      netLog.startLogging(process.env.TEST_DUMP_FILE_DYNAMIC)
-    }
-
-    await request()
-
-    if (process.env.TEST_MANUAL_STOP) {
-      await netLog.stopLogging()
-    }
-
-    app.quit()
-  })
-})