Steps to resolve:
1. npm install
2. cd node_modules/react-native
3. scripts/ios-install-third-party.sh
4. cd third-party/glog-0.3.5
5. ./configure
6. cd ../../../../
7. react-native run-ios
** DO NOT execute “react-native run-ios” until step 7.
Reference: https://github.com/facebook/react-native/issues/19774#issuecomment-427213573