[automerger] Use canonical path before checking access. am: 93a200d703 am: 57a180e240 am: 4b9d6ef495 am: 8545432013 am: d6b1b74e29 am: 3267bf1236
am: 622dcea5cb

Change-Id: I8e25e9b7c8a483343433e4a228065c3d67746e60