Imported Upstream version 6.4.0.178

Former-commit-id: 910a7a10ba8608254000363489287c006b4ad47a
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2019-08-24 08:42:41 +00:00
parent 6855a3a773
commit 46fd284812
111 changed files with 1838 additions and 930 deletions