Roll src/third_party/angle 14a9be448e01..886698bc3fdd (2 commits)

https://chromium.googlesource.com/angle/angle.git/+log/14a9be448e01..886698bc3fdd

git log 14a9be448e01..886698bc3fdd --date=short --no-merges --format='%ad %ae %s'
2019-08-27 jmadill@chromium.org Vulkan: Style cleanups to TextureVk.
2019-08-27 jmadill@chromium.org Vulkan: Remove command buffer param from initImage.

Created with:
  gclient setdep -r src/third_party/angle@886698bc3fdd

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/angle-chromium-autoroll
Please CC cwallez@chromium.org 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=luci.chromium.try:android_optional_gpu_tests_rel;luci.chromium.try:linux_optional_gpu_tests_rel;luci.chromium.try:mac_optional_gpu_tests_rel;luci.chromium.try:win_optional_gpu_tests_rel
TBR=cwallez@chromium.org

Bug: None
Change-Id: I3d5c608e3a5bbac740483225ee2ad181d6e3836e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1772330Reviewed-by: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#690914}

DEPS

@@ -174,7 +174,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling ANGLE
   # and whatever else without interference from each other.
-  'angle_revision': '14a9be448e0137013809830d791d7a29d5c137d3',
+  'angle_revision': '886698bc3fddf45fb1e1987b1fa0e2d506eb52a8',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling SwiftShader
   # and whatever else without interference from each other.