This simplifies waiting for events in tests.
This roll includes: - https://crrev.com/547982 - v8 roll that includes [fixed Runtime.callFunctionOn](1637818671) method The upstream fix makes it possible to run frame.waitFor* functions on pages with strict CSP. References #1229.
1637818671
Break some large chunks into smaller files. This change will remove ~600 lines from `page.spec.js`