Fix nullability annotations for corelib updates
authorStephen Toub <stoub@microsoft.com>
Sun, 9 Jun 2019 01:20:11 +0000 (21:20 -0400)
committerStephen Toub <stoub@microsoft.com>
Sun, 9 Jun 2019 02:58:48 +0000 (22:58 -0400)
commit8d9554b9cae886d946bd455391b95abbe4395f82
tree2ef72082db6616d855fe5eaa4e3e14941e88213b
parent47776a3f9ddfb25f5af0609817530236d92e2623
Fix nullability annotations for corelib updates

Commit migrated from https://github.com/dotnet/corefx/commit/200a36f6591317f258c189d2220f45776a6c4bf3
src/libraries/System.Collections/src/System/Collections/Generic/HashSet.cs
src/libraries/System.Collections/src/System/Collections/Generic/LinkedList.cs
src/libraries/System.Collections/src/System/Collections/Generic/SortedSet.TreeSubSet.cs
src/libraries/System.Collections/src/System/Collections/Generic/SortedSet.cs