BuildSystem: Make BuildSystem subclasses final

Change-Id: I15f6b40131e6a0452682ffad02ffce3b40d903b5
Reviewed-by: hjk <hjk@qt.io>

src/plugins/compilationdatabaseprojectmanager/compilationdatabaseproject.h

@@ -36,7 +36,7 @@ private:
     void configureAsExampleProject(ProjectExplorer::Kit *kit) override;
 };
 
-class CompilationDatabaseBuildSystem : public ProjectExplorer::BuildSystem
+class CompilationDatabaseBuildSystem final : public ProjectExplorer::BuildSystem
 {
 public:
     explicit CompilationDatabaseBuildSystem(ProjectExplorer::Target *target);

src/plugins/nim/project/nimblebuildsystem.h

@@ -31,7 +31,7 @@ struct NimbleMetadata
     }
 };
 
-class NimbleBuildSystem : public ProjectExplorer::BuildSystem
+class NimbleBuildSystem final : public ProjectExplorer::BuildSystem
 {
     Q_OBJECT
 

src/plugins/nim/project/nimbuildsystem.h

@@ -47,7 +47,7 @@ private:
     Utils::FileSystemWatcher m_directoryWatcher;
 };
 
-class NimBuildSystem : public ProjectExplorer::BuildSystem
+class NimBuildSystem final : public ProjectExplorer::BuildSystem
 {
     Q_OBJECT
 

src/plugins/projectexplorer/project.cpp

@@ -1388,7 +1388,7 @@ const QString TEST_PROJECT_MIMETYPE = "application/vnd.test.qmakeprofile";
 const QString TEST_PROJECT_DISPLAYNAME = "testProjectFoo";
 const char TEST_PROJECT_ID[] = "Test.Project.Id";
 
-class TestBuildSystem : public BuildSystem
+class TestBuildSystem final : public BuildSystem
 {
 public:
     using BuildSystem::BuildSystem;

src/plugins/projectexplorer/workspaceproject.cpp

@@ -58,7 +58,7 @@ static bool checkEnabled(FolderNode *fn)
     return false;
 }
 
-class WorkspaceBuildSystem : public BuildSystem
+class WorkspaceBuildSystem final : public BuildSystem
 {
 public:
     WorkspaceBuildSystem(Target *t)

src/plugins/python/pythonbuildsystem.h

@@ -9,7 +9,7 @@ namespace Python::Internal {
 
 class PythonBuildConfiguration;
 
-class PythonBuildSystem : public ProjectExplorer::BuildSystem
+class PythonBuildSystem final : public ProjectExplorer::BuildSystem
 {
 public:
     explicit PythonBuildSystem(PythonBuildConfiguration *buildConfig);

src/plugins/qmakeprojectmanager/qmakeproject.h

@@ -56,7 +56,7 @@ private:
     mutable ProjectExplorer::ProjectImporter *m_projectImporter = nullptr;
 };
 
-class QmakeBuildSystem : public ProjectExplorer::BuildSystem
+class QmakeBuildSystem final : public ProjectExplorer::BuildSystem
 {
     Q_OBJECT
 

src/plugins/qmlprojectmanager/buildsystem/qmlbuildsystem.h

@@ -18,7 +18,7 @@ class QmlProject;
 class QmlProjectItem;
 class QmlProjectFile;
 
-class QMLPROJECTMANAGER_EXPORT QmlBuildSystem : public ProjectExplorer::BuildSystem
+class QMLPROJECTMANAGER_EXPORT QmlBuildSystem final : public ProjectExplorer::BuildSystem
 {
     Q_OBJECT