Windows QPA: Fix clang-tidy-warnings about class definitions

- Use ' = default' for trivial constructors/destructors
- Remove unneeded destructors
- replace virtual by override or add override where applicable
- Add Q_DISABLE_COPY

Change-Id: Ic7a61579dbc845769beada4fc79bb5dd310e5e52
Reviewed-by: Joerg Bornemann <joerg.bornemann@qt.io>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/plugins/platforms/windows/qwindowsbackingstore.h b/src/plugins/platforms/windows/qwindowsbackingstore.h
index 5692c08b1e..088ab3b257 100644
--- a/src/plugins/platforms/windows/qwindowsbackingstore.h
+++ b/src/plugins/platforms/windows/qwindowsbackingstore.h
@@ -55,7 +55,7 @@ class QWindowsBackingStore : public QPlatformBackingStore
     Q_DISABLE_COPY(QWindowsBackingStore)
 public:
     QWindowsBackingStore(QWindow *window);
-    ~QWindowsBackingStore();
+    ~QWindowsBackingStore() override;
 
     QPaintDevice *paintDevice() override;
     void flush(QWindow *window, const QRegion &region, const QPoint &offset) override;