Roll external/skia 740f85949db2..d2c67f44f8c2 (11 commits)

https://skia.googlesource.com/skia.git/+log/740f85949db2..d2c67f44f8c2

2019-10-24 bsalomon@google.com Reland "Allow direct readback for formats in non-ES OpenGL"
2019-10-24 halcanary@google.com [minor] nanobench: use default member initializer
2019-10-24 mtklein@google.com remove NEON matrix procs
2019-10-24 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).
2019-10-24 herb@google.com Change code() to glyphID() on SkGlyph.
2019-10-24 csmartdalton@google.com Reland "ccpr: Unblacklist Qualcomm with msaa"
2019-10-24 bsalomon@google.com Make GrSurfaceProxy ref counts thread safe.
2019-10-24 mtklein@google.com did you mean to leave this in?
2019-10-24 jvanverth@google.com Reland "Enable Programs (formerly GLPrograms) test for other APIs"
2019-10-24 bsalomon@google.com GrResourceProvider::MakeApprox() fix after SkISizification
2019-10-24 robertphillips@google.com Pull tessellation forward into GrTextureOp::onPrePrepareDraws

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://skia-autoroll.corp.goog/r/android-master-autoroll
Please CC djsollen@google.com on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

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

Test: Presubmit checks will test this change.
Change-Id: Ia3060945708e1d1c039b5d5efae66025c2a00a60
Exempt-From-Owner-Approval: The autoroll bot does not require owner approval.