Roll ANGLE d023939..c31b741

https://chromium.googlesource.com/angle/angle.git/+log/d023939..c31b741

BUG=308366, 672380, 668028, 668223, angleproject:1523, angleproject:523

TEST=bots

CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.win:win_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.android:android_optional_gpu_tests_rel

Review-Url: https://codereview.chromium.org/2567173003
Cr-Commit-Position: refs/heads/master@{#438161}

DEPS

@@ -52,7 +52,7 @@ 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': 'd0239396b81d1feb29ea6cd51a821b22a0eb08d2',
+  'angle_revision': 'c31b7411af0b804650744dba97de7d86e1a959f2',
   # 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.