Adjust to a Gerrit change

This is just a renaming change that is part of I40341c4d.

Change-Id: Ibef5af644653282fc9969be773690334e2f8382e

src/main/java/com/googlesource/gerrit/plugins/gitiles/GitilesWeblinks.java

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 f1f968d..6b48974 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/gitiles/GitilesWeblinks.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/gitiles/GitilesWeblinks.java
@@ -77,14 +77,14 @@
 
   @Override
   public WebLinkInfo getPatchSetWebLink(
-      String projectName, String commit, String subject, String branchName) {
+      String projectName, String commit, String commitMessage, String branchName) {
     return new WebLinkInfo(
         name, null, String.format("%s/%s/+/%s", baseUrl, projectName, commit), target);
   }
 
   @Override
   public WebLinkInfo getParentWebLink(
-      String projectName, String commit, String subject, String branchName) {
+      String projectName, String commit, String commitMessage, String branchName) {
     return new WebLinkInfo(
         name, null, String.format("%s/%s/+/%s", baseUrl, projectName, commit), target);
   }