fix comment

Author: arturobernalg

impl/maven-core/src/main/java/org/apache/maven/project/DefaultProjectBuilder.java

@@ -44,7 +44,6 @@
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
-import org.apache.maven.ProjectCycleException;
 import org.apache.maven.RepositoryUtils;
 import org.apache.maven.api.ArtifactCoordinates;
 import org.apache.maven.api.Language;
@@ -493,19 +492,11 @@ List<ProjectBuildingResult> build(List<File> pomFiles, boolean recursive) throws
                         .orElse(null);
                 if (cycle != null) {
                     final CycleDetectedException cde = (CycleDetectedException) cycle.getException();
-
-                    final ProjectCycleException pce = new ProjectCycleException(
-                            "The projects in the reactor contain a cyclic reference: " + cycle.getMessage(), cde);
-
-                    // If you can resolve these from the problem/result, set them; otherwise leave null.
-                    final String projectId = null;
-                    final File pomFile = null;
-
                     throw new ProjectBuildingException(
-                            projectId,
+                            null,
                             "The projects in the reactor contain a cyclic reference: " + cycle.getMessage(),
-                            pomFile,
-                            pce);
+                            null,
+                            cde);
                 }
 
                 throw new ProjectBuildingException(results);