wlu: added interface Tracer
diff --git a/org.eclipse.epf.library.tests/src/org/eclipse/epf/library/tester/impl/testcommands/TCCircularDependencyCheck.java b/org.eclipse.epf.library.tests/src/org/eclipse/epf/library/tester/impl/testcommands/TCCircularDependencyCheck.java
index 6f9e764..4d2c3ce 100644
--- a/org.eclipse.epf.library.tests/src/org/eclipse/epf/library/tester/impl/testcommands/TCCircularDependencyCheck.java
+++ b/org.eclipse.epf.library.tests/src/org/eclipse/epf/library/tester/impl/testcommands/TCCircularDependencyCheck.java
@@ -11,6 +11,7 @@
 package org.eclipse.epf.library.tester.impl.testcommands;
 
 import org.eclipse.epf.library.edit.validation.DependencyInfoMgr;
+import org.eclipse.epf.library.edit.validation.Tracer;
 import org.eclipse.epf.library.tester.iface.TCExeReply;
 import org.eclipse.epf.library.tester.impl.TestCommandImpl;
 import org.eclipse.epf.library.tester.impl.TestCommandMgr;
@@ -36,7 +37,7 @@
 		int circularElementCount = parseInteger(getAttribute(AT_CircularElementCount), 0);
 		final TestCommandMgr owner = getOwner();
 		
-		DependencyInfoMgr.Tracer tracer = new DependencyInfoMgr.Tracer() {
+		Tracer tracer = new Tracer() {
 			public void trace(String line) {
 				owner.trace(line);
 			}