Add support for pulling icons for OfflineItems

components/offline_items_collection/core/android/java/src/org/chromium/components/offline_items_collection/OfflineContentProvider.java

Index: components/offline_items_collection/core/android/java/src/org/chromium/components/offline_items_collection/OfflineContentProvider.java
diff --git a/components/offline_items_collection/core/android/java/src/org/chromium/components/offline_items_collection/OfflineContentProvider.java b/components/offline_items_collection/core/android/java/src/org/chromium/components/offline_items_collection/OfflineContentProvider.java
index 7c177a7d4b014cf882a2005720ee3b434f0be93c..14613f345558f21caaf9af3e0ea4371365ddfbc4 100644
--- a/components/offline_items_collection/core/android/java/src/org/chromium/components/offline_items_collection/OfflineContentProvider.java
+++ b/components/offline_items_collection/core/android/java/src/org/chromium/components/offline_items_collection/OfflineContentProvider.java
@@ -11,7 +11,8 @@ import java.util.ArrayList;
  * (components/offline_items_collection/core/offline_content_provider.h) class.
  */
 public interface OfflineContentProvider {
-    /** This interface is a Java counterpart to the C++ OfflineContentProvider::Observer
+    /**
+     * This interface is a Java counterpart to the C++ OfflineContentProvider::Observer
      * (components/offline_items_collection/core/offline_content_provider.h) class.
      */
     interface Observer {
@@ -52,6 +53,9 @@ public interface OfflineContentProvider {
     /** See OfflineContentProvider::GetAllItems(). */
     ArrayList<OfflineItem> getAllItems();
 
+    /** See OfflineContentProvider::GetVisualsForItem(...). */
+    void getVisualsForItem(ContentId id, VisualsCallback callback);
+
     /** See OfflineContentProvider::AddObserver(...). */
     void addObserver(Observer observer);