Set setMessage after user activity.

User Activity sets message to empty string in parent class
"AbsInputViewController". Set 4-8 digit error message after this
invocation in order to persist the message.

Fixes: 266778824
Test: set a 9 digit pin in sim pin screen.
Change-Id: Icd964a7dfc5719d75d40f037977b6846ab559c32
1 file changed