[automerger skipped] AImage: don't allow ~AImageReader to run before AImages are deleted.
am: 9ddd6e8d -s ours
am skip reason: change_id If5803cb6fcb6f4800032069872daaeac1cd36ed2 with SHA1 9e0302fc is in history
Change-Id: I60c81c4ed863b68c94e3062c126b24f9e04946ee