Roll WebGL f22b9ad..db52df1

https://chromium.googlesource.com/external/khronosgroup/webgl.git/+log/f22b9ad..db52df1

TBR: kbr@chromium.org
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_ng;luci.chromium.try:win-angle-rel
Change-Id: Ia39997032b4ac59d5da49051396e1b8e931101b1
Reviewed-on: https://chromium-review.googlesource.com/c/1427576Reviewed-by: James Darpinian <jdarpinian@chromium.org>
Commit-Queue: James Darpinian <jdarpinian@chromium.org>
Cr-Commit-Position: refs/heads/master@{#625286}

DEPS

@@ -1196,7 +1196,7 @@ deps = {
     Var('chromium_git') + '/external/selenium/py.git' + '@' + '5fd78261a75fe08d27ca4835fb6c5ce4b42275bd',
 
   'src/third_party/webgl/src':
-    Var('chromium_git') + '/external/khronosgroup/webgl.git' + '@' + 'f22b9ad8d75bf99652dfc3b1db40e73d9fdd3840',
+    Var('chromium_git') + '/external/khronosgroup/webgl.git' + '@' + 'db52df17f0d012983dc281e4864c71485a86bd0e',
 
   'src/third_party/webrtc':
     Var('webrtc_git') + '/src.git' + '@' + 'b0397d69a93a909fc0b29ffdb9236bab1e1b2db7',

content/test/gpu/gpu_tests/webgl2_conformance_expectations.py

@@ -95,12 +95,6 @@ class WebGL2ConformanceExpectations(WebGLConformanceExpectations):
         'integer-cubemap-specification-order-bug.html',
         bug=905003) # owner:cwallez, test might be buggy
 
-    # The following actually passes on gl_passthrough and also Mac Intel with
-    # command buffer.
-    self.Fail('deqp/functional/gles3/shadertexturefunction/' +
-        'texturelodoffset.html',
-        bug=794335)
-
     # Nvidia bugs fixed in latest driver
     # TODO(http://crbug.com/887241): Upgrade the drivers on the bots.
     self.Fail('conformance/glsl/bugs/assign-to-swizzled-twice-in-function.html',

content/test/gpu/gpu_tests/webgl_conformance_revision.txt

 # AUTOGENERATED FILE - DO NOT EDIT
 # SEE roll_webgl_conformance.py
-Current webgl revision f22b9ad8d75bf99652dfc3b1db40e73d9fdd3840
+Current webgl revision db52df17f0d012983dc281e4864c71485a86bd0e