chore(goto): teardown adbock gracefully (#622)

Author: Kikobeats

packages/browserless/src/index.js

@@ -97,6 +97,7 @@ module.exports = ({ timeout: globalTimeout = 30000, ...launchOpts } = {}) => {
     const closePage = async (page, name) => {
       if (page && !page.isClosed()) {
         const duration = debug.duration('closePage')
+        if (page.disableAdblock) await page.disableAdblock()
         const [browserProcess, browserContext] = await Promise.all([
           getBrowser(),
           getBrowserContext(),

packages/goto/src/index.js

@@ -264,6 +264,10 @@ module.exports = ({ defaultDevice = 'Macbook Pro 13', timeout: globalTimeout, ..
     }
 
     if (adblock) {
+      page.disableAdblock = async () => {
+        await engine.disableBlockingInPage(page)
+        debug.adblock('disabled')
+      }
       prePromises.push(
         run({
           fn: engine.enableBlockingInPage(page),