Merge "StorageManager: remove old isFileEncrypted* methods" into main am: 03bf86430d am: acbd414d2f

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2768549

Change-Id: I31beff885ca7aa5cc33da5f55c35f774adb0cedf
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>