wake up!

 - roll stb
 - build stb_truetype
 - add "size" build
 - move -Werror to "tidy" build only

Change-Id: I29d02e17654f67a10e7638eefe925cc6423eee25
Reviewed-on: https://skia-review.googlesource.com/c/eskia/+/238098
Reviewed-by: Mike Klein <mtklein@google.com>
4 files changed