Merge "Disallow external storage access without restricting other api calls"...

Merge "Disallow external storage access without restricting other api calls" into tm-dev am: 5f0c868b

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17940795



Change-Id: Iff0630c8af5cc574796bdf7bf6d6610f83112798
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>