DeleteCommand: Remove redundant injected CurrentUser

The BaseCommand class has a CurrentUser member, so the one in
DeleteCommand is redundant and causes a "hides member" warning.

Change-Id: I7086bc87245c3269e6954e37592bfa2756290cab
diff --git a/src/main/java/com/googlesource/gerrit/plugins/deleteproject/DeleteCommand.java b/src/main/java/com/googlesource/gerrit/plugins/deleteproject/DeleteCommand.java
index 9fb912e..6aa5d1c 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/deleteproject/DeleteCommand.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/deleteproject/DeleteCommand.java
@@ -17,7 +17,6 @@
 import com.google.gerrit.extensions.restapi.AuthException;
 import com.google.gerrit.extensions.restapi.ResourceConflictException;
 import com.google.gerrit.extensions.restapi.ResourceNotFoundException;
-import com.google.gerrit.server.CurrentUser;
 import com.google.gerrit.server.project.ProjectResource;
 import com.google.gerrit.server.project.ProjectState;
 import com.google.gerrit.sshd.CommandMetaData;
@@ -45,12 +44,9 @@
 
   private final DeleteProject deleteProject;
 
-  private final CurrentUser user;
-
   @Inject
-  protected DeleteCommand(DeleteProject deleteProject, CurrentUser user) {
+  protected DeleteCommand(DeleteProject deleteProject) {
     this.deleteProject = deleteProject;
-    this.user = user;
   }
 
   @Override