Implement lowerBound and upperBound operators.

Authored by markwei on Apr 5 2017, 5:18 PM.

Description

Implement lowerBound and upperBound operators.

Summary: Fixes https://github.com/material-motion/material-motion-android/issues/57

Reviewers: O2 Material Motion, O6 Material Android platform reviewers, Material Motion, featherless

Reviewed By: O2 Material Motion, Material Motion, featherless

Subscribers: featherless

Tags: Material Motion

Differential Revision: http://codereview.cc/D3014