Roll src/third_party/angle 4b06c1e..f15f886 (7 commits)

https://chromium.googlesource.com/angle/angle.git/+log/4b06c1e..f15f886


git log 4b06c1e..f15f886 --date=short --no-merges --format='%ad %ae %s'
2018-06-08 ynovikov@chromium.org Differentiate texture and renderbuffer framebuffer attachment capabilities
2018-06-08 lucferron@chromium.org Vulkan: Keep unused uniforms list to fix glslang issues
2018-06-08 lfy@google.com GLES1: Texture environment API
2018-06-08 fjhenigman@chromium.org Vertex format support in AttributeLayoutTest.
2018-06-08 thomasanderson@chromium.org Remove manual references to exe_and_shlib_deps
2018-06-08 geofflang@chromium.org Hold RendererGL objects with a shared_ptr.
2018-06-08 oetuaho@nvidia.com Always use custom float parsing in GLSL


Created with:
  gclient setdep -r src/third_party/angle@f15f886

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

BUG=chromium:845700,chromium:849245
TBR=geofflang@chromium.org

Change-Id: I84d8cf1625fd301c5807f308a57a2a80f2783e04
Reviewed-on: https://chromium-review.googlesource.com/1093429
Reviewed-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@{#565829}
1 file changed