[automerger] Check caller before accessing database am: 136dc9b3b6 am: d2f86ff19f am: ec648d09d6 am: 9d26fe82fe am: 12c6104a1e am: cad6843da3 am: e75438ba7f am: a663c7f4f5 am: 9ebb07d656 am: 271c30f3c1 am: a98e35b889 am: 45a8d290b8
am: 4a3d421438

Change-Id: I2d1b6fc887dd6b7220e303b2356ed887e26de0dc