Update DeviceStateChanged for StateTracker compatibility.

State field must be an int32.

Bug: 186257143
Test: deploy metric and verify state tracked correctly
Change-Id: Idbaaf6f4e7c4951e5c781f75717cda080b90a46b
Merged-In: Idbaaf6f4e7c4951e5c781f75717cda080b90a46b
1 file changed
tree: 460cc803219ad5781e28a6c2488be6e39f4e1984
  1. stats/
  2. OWNERS