replaySync is unused

since:

commit 96adaa15d1
Date:   Thu Apr 14 19:05:26 2022 -0400

    wsd: kill coolwsd_fuzzer

Signed-off-by: Caolán McNamara <caolan.mcnamara@collabora.com>
Change-Id: Id4b2275fbb0680a82ae29848a182de06a2de0d04

tools/Replay.hpp

@@ -423,19 +423,6 @@ public:
         if (optStats)
             optStats->addConnection();
     }
-
-    /// Attach to @server, load @filePath and replace @tracePath
-    static void replaySync(const std::string &server,
-                           const std::string &filePath,
-                           const std::string &tracePath)
-    {
-        TerminatingPoll poll("replay");
-
-        addPollFor(poll, server, filePath, tracePath);
-        do {
-            poll.poll(TerminatingPoll::DefaultPollTimeoutMicroS);
-        } while (poll.continuePolling() && poll.getSocketCount() > 0);
-    }
 };
 
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