Fix timezone lookup to be consistently case insensitive (#15951)
authorJan Kotas <jkotas@microsoft.com>
Sat, 20 Jan 2018 21:32:46 +0000 (13:32 -0800)
committerGitHub <noreply@github.com>
Sat, 20 Jan 2018 21:32:46 +0000 (13:32 -0800)
commitab91124003c73c28d0067f9a822b48eb829ad5cf
tree6014d8d1b85245424ec0979f4dda49436571b896
parentaf6388558f6723bd04dde5399e66bbb9cbb27964
Fix timezone lookup to be consistently case insensitive (#15951)

The timezone ids used case insensitive comparisons everywhere, except in the dictionary used to cache timezones.

Fixes dotnet/corefx#26479
src/mscorlib/shared/System/TimeZoneInfo.cs