Roll third_party/externals/swiftshader 0cd9a67ce84f..5be09849424d (7 commits)

https://swiftshader.googlesource.com/SwiftShader.git/+log/0cd9a67ce84f..5be09849424d

git log 0cd9a67ce84f..5be09849424d --date=short --no-merges --format='%ad %ae %s'
2019-10-02 capn@google.com Fix integer overflow in image size calculation
2019-10-02 capn@google.com Verify the commit message has a Bug: line
2019-10-02 chrisforbes@google.com Consider all faces in TextureCubeMap::hasNonBaseLevels()
2019-10-02 chrisforbes@google.com Fix edge cases of creating EGLImages from cubemap faces
2019-10-02 sugoi@google.com Strict weak ordering for SamplingRoutineCache::Key
2019-10-02 chrisforbes@google.com Fix eglCreateImageKHR error logic for level=0
2019-10-02 swiftshader.regress@gmail.com Regres: Update test lists @ 0cd9a67c

Created with:
  gclient setdep -r third_party/externals/swiftshader@5be09849424d

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/swiftshader-skia-autoroll
Please CC rmistry@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

CQ_INCLUDE_TRYBOTS=skia.primary:Test-Debian9-Clang-GCE-GPU-SwiftShader-x86_64-Debug-All-SwiftShader
Bug: None
TBR=rmistry@google.com
Change-Id: I26180bb42456a5604d07fa04e9ed1fcbe2a7c783
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/245873
Reviewed-by: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
diff --git a/DEPS b/DEPS
index 78848b0..92ecb1e 100644
--- a/DEPS
+++ b/DEPS
@@ -30,7 +30,7 @@
   "third_party/externals/spirv-cross"     : "https://chromium.googlesource.com/external/github.com/KhronosGroup/SPIRV-Cross@53ab2144b90abede33be5161aec5dfc94ddc3caf",
   "third_party/externals/spirv-headers"   : "https://skia.googlesource.com/external/github.com/KhronosGroup/SPIRV-Headers.git@29c11140baaf9f7fdaa39a583672c556bf1795a1",
   "third_party/externals/spirv-tools"     : "https://skia.googlesource.com/external/github.com/KhronosGroup/SPIRV-Tools.git@0c4feb643b89d1792b02f7cbef315e9d95633bd7",
-  "third_party/externals/swiftshader"     : "https://swiftshader.googlesource.com/SwiftShader@0cd9a67ce84f0083fef7aee7e0f3a0e5e59b8053",
+  "third_party/externals/swiftshader"     : "https://swiftshader.googlesource.com/SwiftShader@5be09849424d901df56cfacd6f543bb4c6738993",
   #"third_party/externals/v8"              : "https://chromium.googlesource.com/v8/v8.git@5f1ae66d5634e43563b2d25ea652dfb94c31a3b4",
   "third_party/externals/wuffs"           : "https://skia.googlesource.com/external/github.com/google/wuffs.git@65e7b2b6c98a4d35e26bc2fc437e2e00f1393dc2",
   "third_party/externals/zlib"            : "https://chromium.googlesource.com/chromium/src/third_party/zlib@47af7c547f8551bd25424e56354a2ae1e9062859",