CtsVerifier test for lock screen vulnerability fix

Bug: 9858403 : lock screen credential reset w/o previous credentials

The test asks the user to first set a lock screen password and then
launch an intent to change it, using an EXTRA that was not being properly
validated before the vulnerability was fixed.

Change-Id: I7e0f90a39c05939c52bb1719632ca9fe2d426aa2
4 files changed