remove legacy SkPaint getTextBlobIntercepts

Bug: skia:
Change-Id: I59407c5ae9cdbfa6e674ec92f35b0ca7d6a8425f
Reviewed-on: https://skia-review.googlesource.com/c/187787
Reviewed-by: Ben Wagner <bungeman@google.com>
Reviewed-by: Florin Malita <fmalita@chromium.org>
Reviewed-by: Herb Derby <herb@google.com>
Commit-Queue: Mike Reed <reed@google.com>
6 files changed