Roll SwiftShader from b042f4e70879 to 5e947adaf26e (4 revisions)
Roll SwiftShader from b042f4e70879 to 5e947adaf26e (4 revisions)

https://swiftshader.googlesource.com/SwiftShader.git/+log/b042f4e70879..5e947adaf26e

2020-10-01 capn@google.com Fix clamping cube face coordinates to [0.0, 1.0) range
2020-09-30 nicolascapens@google.com Fix delegating eglCreateWindowSurface to CreatePlatformWindowSurface
2020-09-30 amaiorano@google.com Fix GN build
2020-09-30 amaiorano@google.com Optimize transcendentals for Subzero

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/swiftshader-angle-autoroll
Please CC 682bdb9e7d8ba359ef169b8db374e7a99d394a46@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/+doc/master/autoroll/README.md

Bug: None
Tbr: 682bdb9e7d8ba359ef169b8db374e7a99d394a46@google.com
Change-Id: I729937d96941832d2330eac96ec00b4e08939bca
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2441986
Reviewed-by: angle-autoroll <09ea9b8bac6cceb6ec3b72e615745c3a1e982ce2@skia-public.iam.gserviceaccount.com>
Commit-Queue: angle-autoroll <09ea9b8bac6cceb6ec3b72e615745c3a1e982ce2@skia-public.iam.gserviceaccount.com>

ppy/angle,ppy/angle,ppy/angle,ppy/angle