tree e8f261404eff7e1309aa78a4249e23c19e458e58
parent b79b20f897835ed7b8d1556c7b444f810ef9b812
author Chong Zhang <chz@google.com> 1600747326 -0700
committer Chong Zhang <chz@google.com> 1600878373 +0000

Register resource observer and handle resource lost.

bug: 168307955
bug: 154733526
Change-Id: I2d5e39ce23bc873dd3bac090e3f7aa1124d0a579