Adjust to Gerrit change

This change is a part of I420161ca4.

Change-Id: Ic6cd617316d43097d9921a9f2ddda6b63917ebaa
diff --git a/src/main/java/com/googlesource/gerrit/plugins/gitiles/GitilesWeblinks.java b/src/main/java/com/googlesource/gerrit/plugins/gitiles/GitilesWeblinks.java
index b4a206c..f1f968d 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/gitiles/GitilesWeblinks.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/gitiles/GitilesWeblinks.java
@@ -76,13 +76,15 @@
   }
 
   @Override
-  public WebLinkInfo getPatchSetWebLink(String projectName, String commit) {
+  public WebLinkInfo getPatchSetWebLink(
+      String projectName, String commit, String subject, String branchName) {
     return new WebLinkInfo(
         name, null, String.format("%s/%s/+/%s", baseUrl, projectName, commit), target);
   }
 
   @Override
-  public WebLinkInfo getParentWebLink(String projectName, String commit) {
+  public WebLinkInfo getParentWebLink(
+      String projectName, String commit, String subject, String branchName) {
     return new WebLinkInfo(
         name, null, String.format("%s/%s/+/%s", baseUrl, projectName, commit), target);
   }