Fix Java crash problem

- Returns the BaseSavedState.EMPTY_STATE to avoid the exception.

Fixes: 312585313
Test: manual test
Change-Id: If21ca5e914a5ee5aff3fbeeee9595bb77a8fc3d0

src/com/android/settings/fuelgauge/batteryusage/SpinnerPreference.java

@@ -81,7 +81,8 @@ public class SpinnerPreference extends Preference {
             return;
         }
         if (!(state instanceof SavedState)) {
-            super.onRestoreInstanceState(state);
+            // To avoid the IllegalArgumentException, return the BaseSavedState.EMPTY_STATE.
+            super.onRestoreInstanceState(BaseSavedState.EMPTY_STATE);
             return;
         }
         SavedState savedState = (SavedState) state;