Environment

Environment:
OS: macOS Sierra 10.12.6
Node: 8.6.0
Yarn: 1.7.0
npm: 5.3.0
Watchman: 4.9.0
Xcode: Xcode 9.2 Build version 9C40b
Android Studio: 2.3 AI-162.4069837

Packages: (wanted => installed)
react: 16.3.1 => 16.3.1
react-native: https://github.com/expo/react-native/archive/sdk-30.0.0.tar.gz => https://github.com/expo/react-native/archive/sdk-30.0.0.tar.gz

Description

InputAccessoryView doesn't work when used inside a react-native Modal.

Reproducible Demo

https://snack.expo.io/@kadoshms/inputaccessoryview-inside-modal