Roll external/skia 1efecea71..e876ec79c (2 commits)
Roll external/skia 1efecea71..e876ec79c (2 commits)

https://skia.googlesource.com/skia.git/+log/1efecea71..e876ec79c

2019-02-16 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader a0a80b160c6b..6d74ab852bf2 (1 commits)
2019-02-16 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/angle2 aead8edf8c46..b6c1c66d2547 (3 commits)

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: I8e934936e3c1f5cdf4a2ac70481efe9c26a1fc34
Exempt-From-Owner-Approval: The autoroll bot does not require owner approval.

Hikari-no-Tenshi/android_external_skia,Hikari-no-Tenshi/android_external_skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,Hikari-no-Tenshi/android_external_skia,Hikari-no-Tenshi/android_external_skia,Hikari-no-Tenshi/android_external_skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,Hikari-no-Tenshi/android_external_skia,Hikari-no-Tenshi/android_external_skia,Hikari-no-Tenshi/android_external_skia