Fixed an issue where the statusbar wouldn't expand properly

Because we were measuring the notification in the wrong state,
the contentheight could be wrong. This should fix several other
issues related to redaction.

Change-Id: I15f2cb6b7c2880b0771db67360c24431b8471e0d
Fixes: 69927267
Test: Unlock lockscreen, drag down quickly with fingerprint, normal display