Ssh: Use FilePath for SshConnectionParameters::privateKeyFile

Change-Id: Ifaf97cc744f80e1fa0f4000aabf83671b2ffd972
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Reviewed-by: Christian Kandeler <christian.kandeler@qt.io>

src/libs/ssh/sshconnection.cpp

@@ -130,7 +130,7 @@ struct SshConnection::SshConnectionPrivate
                 SshConnectionParameters::AuthenticationTypeSpecificKey;
         if (keyOnly) {
             args << "-o" << "IdentitiesOnly=yes";
-            args << "-i" << connParams.privateKeyFile;
+            args << "-i" << connParams.privateKeyFile.path();
         }
         if (keyOnly || SshSettings::askpassFilePath().isEmpty())
             args << "-o" << "BatchMode=yes";

src/libs/ssh/sshconnection.h

@@ -28,20 +28,19 @@
 #include "sftpdefs.h"
 #include "ssh_global.h"
 
+#include <utils/filepath.h>
 #include <utils/processutils.h>
 
 #include <QByteArray>
 #include <QFlags>
+#include <QHostAddress>
 #include <QMetaType>
 #include <QObject>
 #include <QString>
-#include <QHostAddress>
 #include <QUrl>
 
 #include <memory>
 
-namespace Utils { class FilePath; }
-
 namespace QSsh {
 class SshRemoteProcess;
 
@@ -69,7 +68,7 @@ public:
     void setUserName(const QString &name) { url.setUserName(name); }
 
     QUrl url;
-    QString privateKeyFile;
+    Utils::FilePath privateKeyFile;
     QString x11DisplayName;
     int timeout = 0; // In seconds.
     AuthenticationType authenticationType = AuthenticationTypeAll;