Roll Open Screen from f9b11251a19b to 586eee4d1066 (4 revisions)

https://chromium.googlesource.com/openscreen.git/+log/f9b11251a19b..586eee4d1066

2020-06-10 jophba@chromium.org Remove IPAddress, IPEndpoint static initializers
2020-06-09 jophba@chromium.org Omit empty "optional" arrays in ANSWER
2020-06-09 jophba@chromium.org Add ability to set kAnyV6 on Cast Environment
2020-06-09 jophba@chromium.org Update SimpleFraction to use abseil, improve tests

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/openscreen-chromium
Please CC jophba@chromium.org on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/master/autoroll/README.md

Bug: None
Tbr: jophba@chromium.org
Change-Id: I2147f531a1aa5a9e9dfa0946a43fa89866fe9005
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2239098Reviewed-by: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#776825}

DEPS

@@ -1207,7 +1207,7 @@ deps = {
     Var('chromium_git') + '/external/github.com/cisco/openh264' + '@' + 'a5473711f3e20c6bd1c33d81b6c7b9a0618aa18f',
 
   'src/third_party/openscreen/src':
-    Var('chromium_git') + '/openscreen' + '@' + 'f9b11251a19b8fd0d1f7c1455591e40bf7b83437',
+    Var('chromium_git') + '/openscreen' + '@' + '586eee4d1066f20fa1ca1f59546ad31bfb1b3d3e',
 
   'src/third_party/openxr/src': {
     'url': Var('chromium_git') + '/external/github.com/KhronosGroup/OpenXR-SDK' + '@' + '9e97b73e7dd2bfc07745489d728f6a36665c648f',