Roll src/third_party/angle/ 23dc90b81..197d52949 (1 commit)

https://chromium.googlesource.com/angle/angle.git/+log/23dc90b81efb..197d52949eed

$ git log 23dc90b81..197d52949 --date=short --no-merges --format='%ad %ae %s'
2018-04-25 geofflang Wrap all preprocessor code in the angle namespace.

Created with:
  roll-dep src/third_party/angle
BUG=chromium:836820,chromium:801364


The AutoRoll server is located here: https://angle-chromium-roll.skia.org

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.


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=geofflang@chromium.org

Change-Id: I4e73dc6ca51b5b8863fbcd0b266f8cd1a5df2500
Reviewed-on: https://chromium-review.googlesource.com/1029194Reviewed-by: angle-chromium-autoroll <angle-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Commit-Queue: angle-chromium-autoroll <angle-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#553928}

DEPS

@@ -102,7 +102,7 @@ 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': '23dc90b81efb6156a3a771fb4771f653ab02bee7',
+  'angle_revision': '197d52949eeddc338d9e7315dc8f07de37eb90b8',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling build tools
   # and whatever else without interference from each other.