Back out OSS-only change from D14811733 and fix regression in open source iOS tests
Back out OSS-only change from D14811733 and fix regression in open source iOS tests

Summary: The changes made in D14811733 introduced a regression in React Native's open source iOS tests.

Reviewed By: fkgozali

Differential Revision: D14895096

fbshipit-source-id: 4307b094e3bc94e9f703b0271a95a9b318bcd49a

facebook/react-native,javache/react-native,pandiaraj44/react-native,hoangpham95/react-native,hammerandchisel/react-native,javache/react-native,arthuralee/react-native,janicduplessis/react-native,pandiaraj44/react-native,exponentjs/react-native,myntra/react-native,exponentjs/react-native,hammerandchisel/react-native,myntra/react-native,hoangpham95/react-native,pandiaraj44/react-native,javache/react-native,arthuralee/react-native,arthuralee/react-native,javache/react-native,janicduplessis/react-native,exponentjs/react-native,hammerandchisel/react-native,facebook/react-native,janicduplessis/react-native,facebook/react-native,arthuralee/react-native,hoangpham95/react-native,exponentjs/react-native,arthuralee/react-native,pandiaraj44/react-native,exponentjs/react-native,janicduplessis/react-native,myntra/react-native,exponentjs/react-native,exponent/react-native,javache/react-native,facebook/react-native,facebook/react-native,exponent/react-native,facebook/react-native,exponent/react-native,janicduplessis/react-native,pandiaraj44/react-native,hammerandchisel/react-native,hammerandchisel/react-native,facebook/react-native,exponent/react-native,myntra/react-native,facebook/react-native,hoangpham95/react-native,pandiaraj44/react-native,myntra/react-native,javache/react-native,javache/react-native,hammerandchisel/react-native,exponentjs/react-native,myntra/react-native,janicduplessis/react-native,exponent/react-native,exponent/react-native,pandiaraj44/react-native,exponent/react-native,hammerandchisel/react-native,hammerandchisel/react-native,hoangpham95/react-native,facebook/react-native,janicduplessis/react-native,hoangpham95/react-native,exponent/react-native,janicduplessis/react-native,javache/react-native,hoangpham95/react-native,hoangpham95/react-native,exponentjs/react-native,myntra/react-native,myntra/react-native,myntra/react-native,pandiaraj44/react-native,javache/react-native