Merge "Replacing fs_mgr_dir_is_writable(work) with fs_mgr_rw_access(work) to check whether the scratch partition is writable." am: cf10e2097d

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2169605

Change-Id: Iebb54bd467e49aabb8e229e68ad00bdeef4a0fcf
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>