Fix TextInputLayout's hint not expanding

Happens when the EditText is populated with
text from the layout, etc. Caused by some
state being set wrong in the constructor,
which makes the proceeding state update
no-op, since it thinks it is already in the
state.

BUG: 33585556
Test: included
Change-Id: I34c6e9aca3c41f864974ad32fcdbb6dc829645b8
3 files changed