Roll external/skia 87224bbed..bef05a6db (9 commits)

https://skia.googlesource.com/skia.git/+log/87224bbed..bef05a6db

2019-05-23 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).
2019-05-23 bsalomon@google.com Disable two new tests on two bots while errors investigated
2019-05-23 brianosman@google.com Interpreter: Disassemble during execution when TRACE is enabled
2019-05-23 brianosman@google.com Support larger compound types in the interpreter
2019-05-23 jvanverth@google.com Remove Metal Perf bot from MacBook Air
2019-05-23 bungeman@google.com Add test of char to glyph round tripping.
2019-05-23 reed@google.com split RGB into YUV planes
2019-05-23 fmalita@chromium.org [skottie] Clamp seek() to the valid frame range
2019-05-23 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).

The AutoRoll server is located here: https://autoroll-internal.skia.org/r/android-master-autoroll

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

If the roll is causing failures, please contact the current sheriff, who should
be CC'd on the roll, and stop the roller if necessary.

Test: Presubmit checks will test this change.
Change-Id: I488d8837ed27547b51d92f7e3e61a49caef89ccd
Exempt-From-Owner-Approval: The autoroll bot does not require owner approval.