Update style.

src/main/java/org/wikipedia/dataclient/mwapi/GeoSearchItem.java

@@ -1,19 +1,21 @@
 package org.wikipedia.dataclient.mwapi;
 
 import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
 
 import com.google.gson.annotations.SerializedName;
 
+import org.apache.commons.lang3.StringUtils;
+
 @SuppressWarnings("unused")
 public class GeoSearchItem {
-
-    private String title;
+    @Nullable private String title;
     @SerializedName("lat") private double latitude;
     @SerializedName("lon") private double longitude;
     @SerializedName("dist") private double distance;
 
     @NonNull public String getTitle() {
-        return title;
+        return StringUtils.defaultString(title);
     }
 
     public double getLatitude() {

src/main/java/org/wikipedia/gallery/GalleryItem.java

@@ -188,7 +188,7 @@ public String getDisplay() {
         }
     }
 
-    private static class StructuredData implements Serializable {
+    public static class StructuredData implements Serializable {
         @Nullable private HashMap<String, String> captions;
     }
 }