Add image object to front end and implement creation and info query.
Cache more Device info for Image validation.

Bug: angleproject:5956
Change-Id: I38374f4c2c85287109c464ac90eb1bf49b07fa0a
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2912805
Commit-Queue: John Plate <jplate@google.com>
Reviewed-by: Cody Northrop <cnorthrop@google.com>
Reviewed-by: Jamie Madill <jmadill@chromium.org>