Merge branch 'stable-6.3'

* stable-6.3:
  Remove unused imports

Change-Id: I4a92c5afb8f179798234eb772eb34879d41808af

org.eclipse.jgit.benchmarks/src/org/eclipse/jgit/benchmarks/GetRefsBenchmark.java

diff --git a/org.eclipse.jgit.benchmarks/src/org/eclipse/jgit/benchmarks/GetRefsBenchmark.java b/org.eclipse.jgit.benchmarks/src/org/eclipse/jgit/benchmarks/GetRefsBenchmark.java
index 62627e6..7b7b413 100644
--- a/org.eclipse.jgit.benchmarks/src/org/eclipse/jgit/benchmarks/GetRefsBenchmark.java
+++ b/org.eclipse.jgit.benchmarks/src/org/eclipse/jgit/benchmarks/GetRefsBenchmark.java
@@ -17,14 +17,11 @@
 import java.util.List;
 import java.util.concurrent.ThreadLocalRandom;
 import java.util.concurrent.TimeUnit;
-import java.util.concurrent.atomic.AtomicInteger;
 import java.util.stream.Collectors;
 import java.util.stream.IntStream;
 
 import org.eclipse.jgit.api.Git;
 import org.eclipse.jgit.api.errors.GitAPIException;
-import org.eclipse.jgit.internal.storage.dfs.DfsRepositoryDescription;
-import org.eclipse.jgit.internal.storage.dfs.InMemoryRepository;
 import org.eclipse.jgit.internal.storage.file.FileRepository;
 import org.eclipse.jgit.lib.*;
 import org.eclipse.jgit.revwalk.RevCommit;
@@ -50,7 +47,6 @@
 import org.openjdk.jmh.runner.options.OptionsBuilder;
 
 import static org.eclipse.jgit.transport.ReceiveCommand.Type.CREATE;
-import static org.eclipse.jgit.transport.ReceiveCommand.Type.UPDATE;
 
 @State(Scope.Thread)
 public class GetRefsBenchmark {