Fix --record in webpages_playback.py NoTry: true Bug: skia:8898 Change-Id: If05371b7935a9271a705fcc9edffad48aa51b4cc Reviewed-on: https://skia-review.googlesource.com/c/skia/+/202951 Commit-Queue: Ravi Mistry <rmistry@google.com> Reviewed-by: Eric Boren <borenet@google.com>