Remove temporary_internal_describeTopLayer

Change-Id: I035b7db84b524be13fb675b75bc402bc9b733cb5
Reviewed-on: https://skia-review.googlesource.com/13803
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Florin Malita <fmalita@chromium.org>
3 files changed