Consolidated the many variants of ChooseLock*.createIntent, so that
it will take the same set of arguments.
Also modified SetupChooseLock*.createIntent to modifyIntentForSetup,
which will take the intent created by ChooseLock* and modify it for
use with setup.
Test: cd tests/robotests && mma
Change-Id: I5ff033f459c33ec9980872a536b3996d89f2bbbb