test: update browser tests to support protractor with native promises

Author: clydin

tests/legacy-cli/e2e/assets/protractor-saucelabs.conf.js

@@ -67,6 +67,7 @@ exports.config = {
   // Only allow one session at a time to prevent over saturation of Saucelabs sessions.
   maxSessions: 1,
 
+  SELENIUM_PROMISE_MANAGER: false,
   baseUrl: 'http://localhost:2000/',
   framework: 'jasmine',
   jasmineNodeOpts: {

tests/legacy-cli/e2e/tests/misc/browsers.ts

@@ -46,17 +46,7 @@ export default async function () {
   // Leading and trailing space is not removed
   await replaceInFile(
     'e2e/src/app.e2e-spec.ts',
-    '\'should display welcome message\',',
-    '\'should display welcome message\', async',
-  );
-  await replaceInFile(
-    'e2e/src/app.e2e-spec.ts',
-    'page.navigateTo();',
-    'await page.navigateTo();',
-  );
-  await replaceInFile(
-    'e2e/src/app.e2e-spec.ts',
-    'page.getTitleText()',
+    'await page.getTitleText()',
     '(await page.getTitleText()).trim()',
   );