fixing inconsistent calls by removing return

replication/ir/client.cc

@@ -331,7 +331,7 @@ IRClient::HandleInconsistentReply(const TransportAddress &remote,
         } // don't use the confirmation timeout for async replies
 
         // Return to client
-        req->continuation(req->request, "");
+        req->continuation(req->request);
         delete req;
     }
 }

store/tapirstore/shardclient.cc

@@ -312,7 +312,7 @@ ShardClient::PrepareCallback(const string &request_str, const string &reply_str)
 
 /* Callback from a shard replica on commit operation completion. */
 void
-ShardClient::CommitCallback(const string &request_str, const string &reply_str)
+ShardClient::CommitCallback(const string &request_str)
 {
     // COMMITs always succeed.
     Reply reply;
@@ -332,7 +332,7 @@ ShardClient::CommitCallback(const string &request_str, const string &reply_str)
 
 /* Callback from a shard replica on abort operation completion. */
 void
-ShardClient::AbortCallback(const string &request_str, const string &reply_str)
+ShardClient::AbortCallback(const string &request_str)
 {
     // ABORTs always succeed.
     Reply reply;