Steps to reproduce:
1. Open QA's attached project
2. In the Hierarchy select "Parent" gameobject
3. Open Animation tab, switch from "Dopesheet" to "Curves" and observe that Property "Child : Animator.Control Parameter" is set to change from 0 to 1
4. Play the Scene and observe that Parent Animator's ControlParameter is changing instead of Child Animator's parameter

Expected result: Child Animator's ControlParameter is changing from 0 to 1
Actual result: Parent Animator's ControlParameter is changing from 0 to 1

Reproduced with: 5.5.4f1, 5.6.4p2, 2017.1.2p2, 2017.2.0p1, 2017.3.0b7, 2018.1.0a2