readSyncRegistrationsFromPrefs  315 sync/android/java/src/org/chromium/sync/notifier/InvalidationService.java         return joinRegistrations(readSyncRegistrationsFromPrefs(),
readSyncRegistrationsFromPrefs  353 sync/android/java/src/org/chromium/sync/notifier/InvalidationService.java                 null : readSyncRegistrationsFromPrefs();