Add @hide Bundle.getParcelable() with explicit type

Provider a type-safer API getParcelable() that takes a Class<?>
parameter.

Test: Manual (tested downstream)
Bug: 213169612
Bug: 212804042
Bug: 212803946
Bug: 210885162
Merged-In: Ieebc044043e0776e71d35c1cc11be9299f972c45
Change-Id: I76f9558bfa1525877bec15cfc43abdc43cba0f24