Corrects the sample code in the obsolete warning.
Corrects the sample code in the obsolete warning.

hackle/AutoFixture,adamchester/AutoFixture,sbrockway/AutoFixture,adamchester/AutoFixture,hackle/AutoFixture,dcastro/AutoFixture,Pvlerick/AutoFixture,sbrockway/AutoFixture,AutoFixture/AutoFixture,dcastro/AutoFixture,sergeyshushlyapin/AutoFixture,zvirja/AutoFixture,sergeyshushlyapin/AutoFixture,sean-gilliam/AutoFixture