Merge "remove the lock-use for prunePrintService in case blocking main thread" am: b124bea7

            readInstalledPrintServicesLocked();

            upgradePersistentStateIfNeeded();

            readDisabledPrintServicesLocked();

        }

        // Some print services might have gotten installed before the User State came up

        prunePrintServices();

        synchronized (mLock) {

            onConfigurationChangedLocked();

        }

    }