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

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