Handle legacy compiler error in --watch mode
Handle legacy compiler error in --watch mode

Reviewed By: kassens

Differential Revision: D13869937

fbshipit-source-id: e11b1a5341da29ce16a461fadfd86abd9768b2fe

atxwebs/relay,yungsters/relay,xuorig/relay,wincent/relay,xuorig/relay,atxwebs/relay,josephsavona/relay,kassens/relay,facebook/relay,kassens/relay,wincent/relay,josephsavona/relay,atxwebs/relay,kassens/relay,voideanvalue/relay,freiksenet/relay,xuorig/relay,wincent/relay,voideanvalue/relay,iamchenxin/relay,facebook/relay,yungsters/relay,facebook/relay,facebook/relay,wincent/relay,kassens/relay,voideanvalue/relay,wincent/relay,xuorig/relay,voideanvalue/relay,freiksenet/relay,cpojer/relay,atxwebs/relay,xuorig/relay,wincent/relay,facebook/relay,zpao/relay,zpao/relay,voideanvalue/relay,facebook/relay,zpao/relay,josephsavona/relay,iamchenxin/relay,iamchenxin/relay,iamchenxin/relay,cpojer/relay,yungsters/relay,kassens/relay,freiksenet/relay,cpojer/relay,voideanvalue/relay,xuorig/relay,cpojer/relay,kassens/relay