[androidkit] expose lookAt, perspective, and inverse Matrix construction

Change-Id: I94de24b2e47365cd65025166d83dd8b6c8fda90a
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/405857
Commit-Queue: Jorge Betancourt <jmbetancourt@google.com>
Reviewed-by: Florin Malita <fmalita@chromium.org>
2 files changed