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

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



Change-Id: Ia2ccd21ed444ed775170352cd88f5bc0f3c03ae7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>