Andrey Lushnikov 9c6a1a6ff0
fix: make sure screenshots work when main page context is tampered (#20615)
This patch has 2 fixes:
- screenshot code was accidentally using main page context to fetch
  page layout metrics instead of a utility context
- Avoid usage of `self.eval` inside utility context since it escapes
Firefox sandbox. This turns out to be an upstream bug:
https://bugzilla.mozilla.org/show_bug.cgi?id=1814898

Fixes #20434
2023-02-03 10:01:23 -08:00
..