Addressed a Code Analysis warning.
Addressed a Code Analysis warning.

sbrockway/AutoFixture,Pvlerick/AutoFixture,AutoFixture/AutoFixture,dlongest/AutoFixture,amarant/AutoFixture,sbrockway/AutoFixture,StevenJiang2015/AutoFixture,yuva2achieve/AutoFixture,yuva2achieve/AutoFixture,olegsych/AutoFixture,dlongest/AutoFixture,adamchester/AutoFixture,sergeyshushlyapin/AutoFixture,StevenJiang2015/AutoFixture,amarant/AutoFixture,dcastro/AutoFixture,adamchester/AutoFixture,mrinaldi/AutoFixture,dcastro/AutoFixture,mrinaldi/AutoFixture,sergeyshushlyapin/AutoFixture,hackle/AutoFixture,zvirja/AutoFixture,hackle/AutoFixture,olegsych/AutoFixture,sean-gilliam/AutoFixture