QSsl::ImplementedClass - add DtlsCookie

To report QDtlsClientVerifier implementation supported.

Change-Id: I23812396c0c6a9595769d8ddb9cc2f85cc636ecb
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
Reviewed-by: Mårten Nordheim <marten.nordheim@qt.io>

src/network/ssl/qssl.cpp

@@ -260,9 +260,10 @@ Q_LOGGING_CATEGORY(lcSsl, "qt.network.ssl");
     \value Key Class QSslKey.
     \value Certificate Class QSslCertificate.
     \value Socket Class QSslSocket.
-    \value DiffieHellman Class QSslDiffieHellmanParameters
-    \value EllipticCurve Class QSslEllipticCurve
-    \value Dtls Classes QDtls and QDtlsClientVerifier
+    \value DiffieHellman Class QSslDiffieHellmanParameters.
+    \value EllipticCurve Class QSslEllipticCurve.
+    \value Dtls Class QDtls.
+    \value DtlsCookie Class QDtlsClientVerifier.
 */
 
 /*!

src/network/ssl/qssl.h

@@ -156,7 +156,8 @@ namespace QSsl {
         Socket,
         DiffieHellman,
         EllipticCurve,
-        Dtls
+        Dtls,
+        DtlsCookie
     };
 
     enum class SupportedFeature

src/plugins/tls/openssl/qtlsbackend_openssl.cpp

@@ -337,6 +337,7 @@ QList<QSsl::ImplementedClass> QTlsBackendOpenSSL::implementedClasses() const
     classes << QSsl::ImplementedClass::Socket;
 #if QT_CONFIG(dtls)
     classes << QSsl::ImplementedClass::Dtls;
+    classes << QSsl::ImplementedClass::DtlsCookie;
 #endif
     classes << QSsl::ImplementedClass::EllipticCurve;
     classes << QSsl::ImplementedClass::DiffieHellman;