Revert "IdentifiedUser: Remove unused getName method"

The Gitiles plugin relies on this method.

This reverts commit 38d9918edf.

Change-Id: I504e9604f5a15b5f8f9822db70c6d4a9778c7b15

gerrit-server/src/main/java/com/google/gerrit/server/IdentifiedUser.java

@@ -308,6 +308,10 @@ public class IdentifiedUser extends CurrentUser {
     return validEmails;
   }
 
+  public String getName() {
+    return new AccountInfo(getAccount()).getName(anonymousCowardName);
+  }
+
   public String getNameEmail() {
     return new AccountInfo(getAccount()).getNameEmail(anonymousCowardName);
   }