Roll WebGL abaae12..f4ddbaf

https://chromium.googlesource.com/external/khronosgroup/webgl.git/+log/abaae12..f4ddbaf

Bug: 691951, 891861
Cq-Include-Trybots: luci.chromium.try:win_optional_gpu_tests_rel;luci.chromium.try:mac_optional_gpu_tests_rel;luci.chromium.try:linux_optional_gpu_tests_rel;luci.chromium.try:android_optional_gpu_tests_rel;luci.chromium.try:linux-angle-rel;luci.chromium.try:win-angle-rel-32;luci.chromium.try:win-angle-rel-64
Change-Id: Ice20033bf05e05376bcd33210bdae2fb2009e0c8
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1810002
Commit-Queue: Kenneth Russell <kbr@chromium.org>
Auto-Submit: Kenneth Russell <kbr@chromium.org>
Reviewed-by: James Darpinian <jdarpinian@chromium.org>
Cr-Commit-Position: refs/heads/master@{#697835}

DEPS

@@ -1422,7 +1422,7 @@ deps = {
     Var('chromium_git') + '/external/github.com/SeleniumHQ/selenium/py.git' + '@' + 'd0045ec570c1a77612db35d1e92f05e1d27b4d53',
 
   'src/third_party/webgl/src':
-    Var('chromium_git') + '/external/khronosgroup/webgl.git' + '@' + 'abaae129d9a0c6e1e092067e0b105475df43352e',
+    Var('chromium_git') + '/external/khronosgroup/webgl.git' + '@' + 'f4ddbafcf24befc473497eaa0d83016baafdff52',
 
   'src/third_party/webrtc':
     Var('webrtc_git') + '/src.git' + '@' + '86314cfb5dc09bba15a1607585e9ddd544078ac5',

content/test/gpu/gpu_tests/test_expectations/webgl2_conformance_expectations.txt

@@ -164,6 +164,8 @@ crbug.com/angleproject/3388 [ win d3d11 ] conformance2/uniforms/large-uniform-bu
 # Win / NVidia
 crbug.com/631317 [ d3d11 win nvidia ] deqp/functional/gles3/fbomultisample* [ RetryOnFailure ]
 crbug.com/679639 [ d3d11 win nvidia ] conformance2/rendering/draw-with-integer-texture-base-level.html [ Failure ]
+# Flake seen once.
+crbug.com/691951 [ d3d11 win nvidia ] deqp/functional/gles3/shaderoperator/binary_operator_11.html [ RetryOnFailure ]
 crbug.com/735464 [ d3d11 win nvidia ] deqp/functional/gles3/textureshadow/* [ RetryOnFailure ]
 crbug.com/907544 [ vulkan win passthrough nvidia ] conformance/uniforms/uniform-default-values.html [ RetryOnFailure ]
 

content/test/gpu/gpu_tests/webgl_conformance_revision.txt

 # AUTOGENERATED FILE - DO NOT EDIT
 # SEE roll_webgl_conformance.py
-Current webgl revision abaae129d9a0c6e1e092067e0b105475df43352e
+Current webgl revision f4ddbafcf24befc473497eaa0d83016baafdff52