storaged: protect global proto_loaded am: 33206d39 am: 0ed516e7 am:...

storaged: protect global proto_loaded am: 33206d39 am: 0ed516e7 am: 36d60929 am: 5ef7c012 am: f79804a8

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/core/+/13113445



Change-Id: I379102c0213fc2d807b032caabeb05d6891dcb88
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>