Adapt to Project.NameKey refactoring

Change-Id: Ie1534825cb461b3156a85a2afbbd5065a5162d05
diff --git a/src/main/java/com/googlesource/gerrit/plugins/download/command/GitDownloadCommand.java b/src/main/java/com/googlesource/gerrit/plugins/download/command/GitDownloadCommand.java
index eb1b06f..287d606 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/download/command/GitDownloadCommand.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/download/command/GitDownloadCommand.java
@@ -93,7 +93,7 @@
       return ref;
     }
 
-    try (Repository repo = repoManager.openRepository(new Project.NameKey(project))) {
+    try (Repository repo = repoManager.openRepository(Project.nameKey(project))) {
       Config cfg = repo.getConfig();
       boolean allowSha1InWant =
           cfg.getBoolean(UPLOADPACK, KEY_ALLOW_TIP_SHA1_IN_WANT, false)