Don't allow importing contacts to accounts passed in by intent unless it is...

Don't allow importing contacts to accounts passed in by intent unless it is valid am: c8c222bc am: 8c7f6ee2 am: 2134eeb0 am: 711cffaa am: 202cb05e am: d6b9d2c4 am: 9e77239b am: ebc0d4a8 am: ef56d306 am: a344f24b am: 4a2a58c6 am: dc5569bb

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Contacts/+/24309801



Change-Id: I1365f397b99f6ae8d17e6509c2fe6f7c710828c0
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>