Change onAppWidgetRemoved to public

Bug:141279939
Change-Id: I02aa7b8b54cbd75ebe34acd88c8006c23c52f002
diff --git a/src/com/android/launcher3/LauncherAppWidgetHost.java b/src/com/android/launcher3/LauncherAppWidgetHost.java
index 80c5c3e..64ec730 100644
--- a/src/com/android/launcher3/LauncherAppWidgetHost.java
+++ b/src/com/android/launcher3/LauncherAppWidgetHost.java
@@ -238,9 +238,12 @@
         info.initSpans(mContext);
     }
 
-    //TODO: make this override when SDK is updated
-    //@Override
-    protected void onAppWidgetRemoved(int appWidgetId) {
+    /**
+     * Called on an appWidget is removed for a widgetId
+     * @param appWidgetId
+     * TODO: make this override when SDK is updated
+     */
+    public void onAppWidgetRemoved(int appWidgetId) {
         if (mAppWidgetRemovedCallback == null) {
             return;
         }