#3371 webappclientservice: move string initializing to initializer

Signed-off-by: Patrizio Bekerle <patrizio@bekerle.com>

Author: pbek

src/services/webappclientservice.cpp

@@ -41,6 +41,7 @@ WebAppClientService::WebAppClientService(QObject *parent) : QObject(parent) {
     }
 
     _webSocket = new QWebSocket();
+    _heartbeatText = "qon-ping";
 
     connect(_webSocket, &QWebSocket::connected, this, &WebAppClientService::onConnected);
     connect(_webSocket, &QWebSocket::disconnected, this, &WebAppClientService::onDisconnected);

src/services/webappclientservice.h

@@ -54,5 +54,5 @@ class WebAppClientService : public QObject {
     int _reconnectFailedCount = 0;       // reconnection failures
     QTimer _timerHeartbeat;              // send heartbeat timer
     QTimer _timerReconnect;              // reconnection timer
-    const QString &_heartbeatText = "qon-ping";
+    QString _heartbeatText;
 };