added missing interface method

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@888304 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/dependencymanager/core/src/main/java/org/apache/felix/dm/dependencies/ServiceDependency.java b/dependencymanager/core/src/main/java/org/apache/felix/dm/dependencies/ServiceDependency.java
index 3fdee98..0539dcd 100644
--- a/dependencymanager/core/src/main/java/org/apache/felix/dm/dependencies/ServiceDependency.java
+++ b/dependencymanager/core/src/main/java/org/apache/felix/dm/dependencies/ServiceDependency.java
@@ -151,4 +151,6 @@
      * @return this service dependency
      */
     ServiceDependency setCallbacks(Object instance, String added, String changed, String removed);
+    
+    public ServiceDependency setInstanceBound(boolean isInstanceBound);
 }