Storing the app who sets a CrossProfileIntentFilter.

When we add a CrossProfileIntentFilter, we store the package and userId of the calling app
inside the CrossProfileIntentFilter.
When an app calls clearCrossProfileIntentFilters, we only remove the filters that the calling app
has set itself.

BUG: 16537557

Change-Id: I6e7bc859383ea66553d9f4230365df8ba27525f3
7 files changed