3 files changed, 6 insertions, 6 deletions
diff --git a/src/libs/languageserverprotocol/icontent.h b/src/libs/languageserverprotocol/icontent.h
index 33ef876510..e689f50072 100644
--- a/src/libs/languageserverprotocol/icontent.h
+++ b/src/libs/languageserverprotocol/icontent.h
@@ -90,8 +90,8 @@ public:
 };
 
 using ResponseHandler = std::function<void(const QByteArray &, QTextCodec *)>;
-using ResponseHandlers = std::function<void(MessageId, const QByteArray &, QTextCodec *)>;
-using MethodHandler = std::function<void(const QString, MessageId, const IContent *)>;
+using ResponseHandlers = std::function<void(const MessageId &, const QByteArray &, QTextCodec *)>;
+using MethodHandler = std::function<void(const QString &, const MessageId &, const IContent *)>;
 
 inline uint qHash(const LanguageServerProtocol::MessageId &id)
 {
diff --git a/src/libs/languageserverprotocol/jsonrpcmessages.cpp b/src/libs/languageserverprotocol/jsonrpcmessages.cpp
index 466477d740..e7285b8da9 100644
--- a/src/libs/languageserverprotocol/jsonrpcmessages.cpp
+++ b/src/libs/languageserverprotocol/jsonrpcmessages.cpp
@@ -85,8 +85,8 @@ void JsonRpcMessageHandler::registerMessageProvider(
 void JsonRpcMessageHandler::parseContent(const QByteArray &content,
                                          QTextCodec *codec,
                                          QString &parseError,
-                                         ResponseHandlers responseHandlers,
-                                         MethodHandler methodHandler)
+                                         const ResponseHandlers &responseHandlers,
+                                         const MethodHandler &methodHandler)
 {
     const QJsonObject &jsonObject = toJsonObject(content, codec, parseError);
     if (jsonObject.isEmpty())
diff --git a/src/libs/languageserverprotocol/jsonrpcmessages.h b/src/libs/languageserverprotocol/jsonrpcmessages.h
index f97ed803fc..00caab62f6 100644
--- a/src/libs/languageserverprotocol/jsonrpcmessages.h
+++ b/src/libs/languageserverprotocol/jsonrpcmessages.h
@@ -76,8 +76,8 @@ public:
     }
     static QByteArray jsonRpcMimeType();
     static void parseContent(const QByteArray &content, QTextCodec *codec, QString &errorMessage,
-                             ResponseHandlers responseHandlers,
-                             MethodHandler methodHandler);
+                             const ResponseHandlers &responseHandlers,
+                             const MethodHandler &methodHandler);
     static QJsonObject toJsonObject(const QByteArray &content, QTextCodec *codec, QString &parseError);
 
 private: