Merge "remount: Remove unused errno propagation." am: 2dcde2a3 am: c4d75a0f

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2180364



Change-Id: Iab0b71e4a087e47af63f39687325c6a972612f57
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>