Index: trunk/api20/src/java/javax/jdo/PersistenceManager.java
===================================================================
--- trunk/api20/src/java/javax/jdo/PersistenceManager.java	(revision 377957)
+++ trunk/api20/src/java/javax/jdo/PersistenceManager.java	(working copy)
@@ -570,7 +570,17 @@
      * @param pcs the instances to make transient.
      */ 
     void makeTransientAll (Collection pcs);
-    
+
+    /** Make an instance transient, and optionally all other instances in the current
+     * fetch plan, removing them from management by this <code>PersistenceManager</code>.
+     *
+     * <P>The instance(s) lose their JDO identity and are no longer associated
+     * with any <code>PersistenceManager</code>.  The state of fields is preserved unchanged.
+     * @param pc the root instance to make transient.
+     * @param useFetchPlan Whether to make instances transient reachable using the current fetch plan
+     */
+    void makeTransient (Object pc, boolean useFetchPlan);
+
     /** Make an instance subject to transactional boundaries.
      *
      * <P>Transient instances normally do not observe transaction boundaries.