Introduce a family for SourceElementLinkingHelper.LinkToOutlineJob
diff --git a/org.eclipse.handly.ui/src/org/eclipse/handly/ui/outline/SourceElementLinkingHelper.java b/org.eclipse.handly.ui/src/org/eclipse/handly/ui/outline/SourceElementLinkingHelper.java
index dd9b341..39e5988 100644
--- a/org.eclipse.handly.ui/src/org/eclipse/handly/ui/outline/SourceElementLinkingHelper.java
+++ b/org.eclipse.handly.ui/src/org/eclipse/handly/ui/outline/SourceElementLinkingHelper.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2014, 2018 1C-Soft LLC and others.
+ * Copyright (c) 2014, 2020 1C-Soft LLC and others.
  *
  * This program and the accompanying materials are made available under
  * the terms of the Eclipse Public License 2.0 which is available at
@@ -303,6 +303,12 @@
         }
 
         @Override
+        public boolean belongsTo(Object family)
+        {
+            return LinkToOutlineJob.class.getName().equals(family);
+        }
+
+        @Override
         protected IStatus run(IProgressMonitor monitor)
         {
             final ISelection baseSelection = selection;