Merge "Move CriticalEventLog to its own package"

proto/src/criticalevents/critical_event_log.proto

services/core/java/com/android/server/Watchdog.java

...re/java/com/android/server/am/ActivityManagerService.java

...e/java/com/android/server/am/ProcessErrorStateRecord.java

...a/com/android/server/criticalevents/CriticalEventLog.java

services/core/java/com/android/server/wm/AnrController.java

...m/android/server/criticalevents/CriticalEventLogTest.java