Summary:
In the native code, you must use RCTLinkingManager instead of LinkingManager and you have to import it as well.
Closes https://github.com/facebook/react-native/pull/5830
Reviewed By: svcscm
Differential Revision: D2921718
Pulled By: androidtrunkagent
fb-gh-sync-id: a95ec358c69e8830b7f0fb2ec60baefc06139758
shipit-source-id: a95ec358c69e8830b7f0fb2ec60baefc06139758