Merge "Ensure automatic battery saver won't stick" into pi-dev

        if (DEBUG) {

            Slog.d(TAG, "onBootCompleted");

        }

        // This is called with the power manager lock held. Don't do any

        // Just booted. We don't want LOW_POWER_MODE to be persisted, so just always clear it.

        putGlobalSetting(Global.LOW_POWER_MODE, 0);

        // This is called with the power manager lock held. Don't do anything that may call to

        // upper services. (e.g. don't call into AM directly)

        // So use a BG thread.

        runOnBgThread(() -> {

            final ContentResolver cr = mContext.getContentResolver();

            cr.registerContentObserver(Settings.Global.getUriFor(

                    Settings.Global.LOW_POWER_MODE),