Add API to expose ignore settings whitelist for GTS

Bug: 124517571
Test: manually
Change-Id: I846f9112c3cc3dde1466ff13e740ccf72c16b833

location/java/android/location/LocationManager.java

@@ -413,6 +413,18 @@ public class LocationManager {
         }
     }
 
+    /**
+     * @hide
+     */
+    @TestApi
+    public String[] getIgnoreSettingsWhitelist() {
+        try {
+            return mService.getIgnoreSettingsWhitelist();
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
     /**
      * @hide - hide this constructor because it has a parameter
      * of type ILocationManager, which is a system private class. The