This embeds the context version and device type info into the replay.
The self-tests then can create the correct display and context types.
This fixes testing against SwiftShader which is necessary for the
bots.

Bug: angleproject:4759
Change-Id: If9da6bfdc1c2b315ccd7e453872fc84063277054
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2643363Reviewed-by: Tim Van Patten <timvp@google.com>
Reviewed-by: Cody Northrop <cnorthrop@google.com>
Commit-Queue: Jamie Madill <jmadill@chromium.org>