Docker: Simplify plugin definition

Change-Id: If37a8df1292f01f1048549adb135a65fda66a09f
Reviewed-by: Marcus Tillmanns <marcus.tillmanns@qt.io>

src/plugins/docker/CMakeLists.txt

@@ -8,7 +8,7 @@ add_qtc_plugin(Docker
     dockerconstants.h
     dockerdevice.cpp dockerdevice.h
     dockerdevicewidget.cpp dockerdevicewidget.h
-    dockerplugin.cpp dockerplugin.h
+    dockerplugin.cpp
     dockersettings.cpp dockersettings.h
     kitdetector.cpp kitdetector.h
 )

src/plugins/docker/docker.qbs

@@ -20,7 +20,6 @@ QtcPlugin {
         "dockerdevicewidget.cpp",
         "dockerdevicewidget.h",
         "dockerplugin.cpp",
-        "dockerplugin.h",
         "dockersettings.cpp",
         "dockersettings.h",
         "kitdetector.cpp",

src/plugins/docker/dockerplugin.cpp

@@ -1,16 +1,15 @@
 // Copyright (C) 2021 The Qt Company Ltd.
 // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
 
-#include "dockerplugin.h"
-
 #include "dockerapi.h"
 #include "dockerconstants.h"
 #include "dockerdevice.h"
 
+#include <extensionsystem/iplugin.h>
+
 #include <projectexplorer/projectexplorerconstants.h>
 
 #include <utils/fsengine/fsengine.h>
-#include <utils/qtcassert.h>
 
 using namespace Core;
 using namespace ProjectExplorer;
@@ -18,32 +17,34 @@ using namespace Utils;
 
 namespace Docker::Internal {
 
-class DockerPluginPrivate
+class DockerPlugin final : public ExtensionSystem::IPlugin
 {
+    Q_OBJECT
+    Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QtCreatorPlugin" FILE "Docker.json")
+
 public:
-    ~DockerPluginPrivate()
-    {
-        m_deviceFactory.shutdownExistingDevices();
-    }
-
-    DockerDeviceFactory m_deviceFactory;
-    DockerApi m_dockerApi;
-};
-
-DockerPlugin::DockerPlugin()
+    DockerPlugin()
     {
         FSEngine::registerDeviceScheme(Constants::DOCKER_DEVICE_SCHEME);
     }
 
-DockerPlugin::~DockerPlugin()
+private:
+    ~DockerPlugin() final
     {
         FSEngine::unregisterDeviceScheme(Constants::DOCKER_DEVICE_SCHEME);
-    delete d;
+        m_deviceFactory->shutdownExistingDevices();
     }
 
-void DockerPlugin::initialize()
+    void initialize() final
     {
-    d = new DockerPluginPrivate;
+        m_deviceFactory = std::make_unique<DockerDeviceFactory>();
+        m_dockerApi = std::make_unique<DockerApi>();
     }
 
-} // Docker::Interanl
+    std::unique_ptr<DockerDeviceFactory> m_deviceFactory;
+    std::unique_ptr<DockerApi> m_dockerApi;
+};
+
+} // Docker::Internal
+
+#include "dockerplugin.moc"

src/plugins/docker/dockerplugin.h

@@ -1,26 +0,0 @@
-// Copyright (C) 2021 The Qt Company Ltd.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
-
-#pragma once
-
-#include <extensionsystem/iplugin.h>
-
-namespace Docker::Internal {
-
-class DockerPlugin final : public ExtensionSystem::IPlugin
-{
-    Q_OBJECT
-    Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QtCreatorPlugin" FILE "Docker.json")
-
-public:
-    DockerPlugin();
-
-private:
-    ~DockerPlugin() final;
-
-    void initialize() final;
-
-    class DockerPluginPrivate *d = nullptr;
-};
-
-} // Docker::Internal