With this data available as JSON text files further analysis
can be executed to drill down to what the actual difference is.

Bug: angleproject:5715
Change-Id: I7012668ff9617f6232a6bbe1798a02d8c795321d
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2821534
Commit-Queue: Gert Wollny <gert.wollny@collabora.com>
Reviewed-by: Cody Northrop <cnorthrop@google.com>
Reviewed-by: Jamie Madill <jmadill@chromium.org>