Fix windows build.
authorweinig@apple.com <weinig@apple.com@268f45cc-cd09-0410-ab3c-d52691b4dbfc>
Tue, 9 Aug 2016 21:36:54 +0000 (21:36 +0000)
committerweinig@apple.com <weinig@apple.com@268f45cc-cd09-0410-ab3c-d52691b4dbfc>
Tue, 9 Aug 2016 21:36:54 +0000 (21:36 +0000)
commite2b85f65877be4edc033bce253d6c28db4e9ac63
treedd61d305247ea7b7fbb700721416fcc31d3dd128
parentd182b858de625f21e089a321464dbdc4279b0408
Fix windows build.

* wtf/Variant.h:
(std::experimental::__visit_helper2::__visit):
MSVC does not support extended constexpr. Use a ternary operator instead of an if statement.

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@204302 268f45cc-cd09-0410-ab3c-d52691b4dbfc
Source/WTF/ChangeLog
Source/WTF/wtf/Variant.h