Check for abandoned context in drawDrawable

Bug: b/241751055

We've seen crashes that might've been caused by an abandoned context.
Check for one here, like we do in many other methods.

Change-Id: I1a4be70606201ad12d704620873e4ad0e1f6c0e6
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/568896
Reviewed-by: Greg Daniel <egdaniel@google.com>
Commit-Queue: Leon Scroggins <scroggo@google.com>
1 file changed