Utils: Consolidate port parsing methods

Change-Id: I137e9faa2c5f18e9ade0e2c59d73811d682abf13
Reviewed-by: Jarek Kobus <jaroslaw.kobus@qt.io>
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>

src/plugins/docker/dockerdevice.cpp

@@ -62,7 +62,6 @@
 #include <utils/processinterface.h>
 #include <utils/qtcassert.h>
 #include <utils/qtcprocess.h>
-#include <utils/stringutils.h>
 #include <utils/temporaryfile.h>
 #include <utils/treemodel.h>
 #include <utils/utilsicons.h>
@@ -587,24 +586,7 @@ PortsGatheringMethod DockerDevice::portsGatheringMethod() const
                     CommandLine::Raw};
         },
 
-        [](const QByteArray &output) {
-            QList<Utils::Port> ports;
-            const QList<QByteArray> portStrings = output.split('\n');
-            for (const QByteArray &portString : portStrings) {
-                if (portString.size() != 4)
-                    continue;
-                bool ok;
-                const Utils::Port port(portString.toInt(&ok, 16));
-                if (ok) {
-                    if (!ports.contains(port))
-                        ports << port;
-                } else {
-                    qWarning("%s: Unexpected string '%s' is not a port.",
-                         Q_FUNC_INFO, portString.data());
-                }
-            }
-            return ports;
-        }
+        &Port::parseFromSedOutput
     };
 };