Roll third_party/externals/angle2 6ba22ee..37297a4 (3 commits)

https://chromium.googlesource.com/angle/angle.git/+log/6ba22ee13768..37297a4f1440


git log 6ba22ee..37297a4 --date=short --no-merges --format='%ad %ae %s'
2018-11-02 [email protected] Don't build VulkanCommandBufferPerfTest on Linux
2018-11-02 [email protected] Add a spec and tests for GL_ANGLE_memory_size.
2018-11-02 [email protected] Implement missing posix utils


Created with:
  gclient setdep -r third_party/externals/angle2@37297a4f1440

The AutoRoll server is located here: https://autoroll.skia.org/r/angle-skia-autoroll

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=skia.primary:Build-Debian9-Clang-x86_64-Release-ANGLE;skia.primary:Perf-Win10-Clang-AlphaR2-GPU-RadeonR9M470X-x86_64-Debug-All-ANGLE;skia.primary:Perf-Win10-Clang-NUC5i7RYH-GPU-IntelIris6100-x86_64-Debug-All-ANGLE;skia.primary:Perf-Win10-Clang-NUC6i5SYK-GPU-IntelIris540-x86_64-Debug-All-ANGLE;skia.primary:Perf-Win10-Clang-NUCD34010WYKH-GPU-IntelHD4400-x86_64-Debug-All-ANGLE;skia.primary:Perf-Win10-Clang-ShuttleC-GPU-GTX960-x86_64-Debug-All-ANGLE;skia.primary:Test-Win10-Clang-AlphaR2-GPU-RadeonR9M470X-x86_64-Debug-All-ANGLE;skia.primary:Test-Win10-Clang-NUC6i5SYK-GPU-IntelIris540-x86_64-Debug-All-ANGLE;skia.primary:Test-Win10-Clang-NUCD34010WYKH-GPU-IntelHD4400-x86_64-Debug-All-ANGLE;skia.primary:Test-Win10-Clang-ShuttleC-GPU-GTX960-x86_64-Debug-All-ANGLE
[email protected]

Change-Id: I24229dcaf2eb211538200ec3990025adcbf4b849
Reviewed-on: https://skia-review.googlesource.com/c/168080
Reviewed-by: skia-autoroll <[email protected]>
Commit-Queue: skia-autoroll <[email protected]>

Author: skia-autoroll

DEPS

@@ -7,7 +7,7 @@ vars = {
 deps = {
   "buildtools"                            : "https://chromium.googlesource.com/chromium/buildtools.git@505de88083136eefd056e5ee4ca0f01fe9b33de8",
   "common"                                : "https://skia.googlesource.com/common.git@9737551d7a52c3db3262db5856e6bcd62c462b92",
-  "third_party/externals/angle2"          : "https://chromium.googlesource.com/angle/angle.git@6ba22ee1376836e2bae478448770882b72be4b06",
+  "third_party/externals/angle2"          : "https://chromium.googlesource.com/angle/angle.git@37297a4f14406f49031b6855d2d8fa7ad881fd1b",
   "third_party/externals/dng_sdk"         : "https://android.googlesource.com/platform/external/dng_sdk.git@96443b262250c390b0caefbf3eed8463ba35ecae",
   "third_party/externals/egl-registry"    : "https://skia.googlesource.com/external/github.com/KhronosGroup/EGL-Registry@a0bca08de07c7d7651047bedc0b653cfaaa4f2ae",
   "third_party/externals/expat"           : "https://android.googlesource.com/platform/external/[email protected]_r55",