The model name, model version, and model manufacturer are easy to expose for
Android via <sys/system_properties.h>. This should be exposed and added to the
angle test framework for easy management of test expectations on different
devices.

Bug: angleproject:3274
Change-Id: I8ee6b8fa66ff7f4d6ee4688b335f2e6ef03baed6
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1529207
Commit-Queue: Jonah Ryan-Davis <jonahr@google.com>
Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>