Update checkKeyIntent

1) Explicityly set  component after target activity check.
2) Update Intent subclass check.

Bug: 360846772
Test: manual
Flag: EXEMPT bugfix
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:9aea913656e6e6ff82ee7c8b3b59e32f747f2785)
Merged-In: Iafc1e2260107f7ecc18c90ce12f8987b4fc76350
Change-Id: Iafc1e2260107f7ecc18c90ce12f8987b4fc76350
1 file changed