Fix crash unmounting an empty Portal#14820

Merged

gaearon merged 2 commits intofacebook:masterfrom

gaearon:portal-bug

Feb 11, 2019

Commits on Feb 11, 2019

Adds failing test for https://github.com/facebook/react/issues/14811

KhodorAmmar
authored and
gaearon
committed
Fix removeChild() crash when removing an empty Portal
gaearon
committed