Remove dependence on QtNetworkPrivate from QSslServer

Locally I was unable to build QSslServer due to
QAbstractSocketEnginePrivate not being exported.

Change-Id: I739b63d03d2ff378e03ef3fcd7b1ab55db24f63b
Reviewed-by: Tasuku Suzuki <tasuku.suzuki@kdab.com>
Reviewed-by: Mikhail Svetkin <mikhail.svetkin@gmail.com>

src/sslserver/qsslserver.cpp

@@ -36,21 +36,21 @@ QT_BEGIN_NAMESPACE
 Q_LOGGING_CATEGORY(lcSS, "qt.sslserver");
 
 QSslServer::QSslServer(QObject *parent):
-    QTcpServer (QAbstractSocket::TcpSocket, *new QSslServerPrivate, parent)
+    QTcpServer (parent), d(new QSslServerPrivate)
 {
 }
 
 QSslServer::QSslServer(const QSslConfiguration &sslConfiguration,
                        QObject *parent):
-    QTcpServer (QAbstractSocket::TcpSocket, *new QSslServerPrivate, parent)
+    QTcpServer (parent), d(new QSslServerPrivate)
 {
-    Q_D(QSslServer);
     d->sslConfiguration = sslConfiguration;
 }
 
+QSslServer::~QSslServer() = default;
+
 void QSslServer::incomingConnection(qintptr handle)
 {
-    Q_D(QSslServer);
     QSslSocket *socket = new QSslSocket(this);
     connect(socket, QOverload<const QList<QSslError>&>::of(&QSslSocket::sslErrors),
             [this, socket](const QList<QSslError> &errors) {
@@ -67,7 +67,6 @@ void QSslServer::incomingConnection(qintptr handle)
 
 void QSslServer::setSslConfiguration(const QSslConfiguration &sslConfiguration)
 {
-    Q_D(QSslServer);
     d->sslConfiguration = sslConfiguration;
 }
 QT_END_NAMESPACE

src/sslserver/qsslserver.h

@@ -35,6 +35,8 @@
 #include <QtNetwork/qtcpserver.h>
 #include <QtNetwork/qsslconfiguration.h>
 
+#include <QtCore/qscopedpointer.h>
+
 QT_BEGIN_NAMESPACE
 
 class QSslServerPrivate;
@@ -44,6 +46,7 @@ class Q_SSLSERVER_EXPORT QSslServer : public QTcpServer
 public:
     QSslServer(QObject *parent = nullptr);
     QSslServer(const QSslConfiguration &sslConfiguration, QObject *parent = nullptr);
+    ~QSslServer();
 
     void setSslConfiguration(const QSslConfiguration &sslConfiguration);
 
@@ -54,7 +57,7 @@ protected:
     void incomingConnection(qintptr handle) override final;
 
 private:
-    Q_DECLARE_PRIVATE(QSslServer)
+    QScopedPointer<QSslServerPrivate> d;
 };
 
 QT_END_NAMESPACE

src/sslserver/qsslserver_p.h

@@ -32,11 +32,10 @@
 
 #include <QtSslServer/qsslserver.h>
 
-#include <private/qtcpserver_p.h>
-
 QT_BEGIN_NAMESPACE
 
-class QSslServerPrivate: public QTcpServerPrivate {
+class QSslServerPrivate
+{
 public:
     QSslConfiguration sslConfiguration;
 };

src/sslserver/sslserver.pro

@@ -1,7 +1,7 @@
 TARGET = QtSslServer
 INCLUDEPATH += .
 
-QT = network network-private core-private
+QT = network core
 
 HEADERS += \
     qsslserver.h \