minor fixes

Zhao Yuhang

2023-12-17 efee8bcfb260d1ae25cce08bb8815ef86e1cc9df

 src/core/contexts/win32windowcontext_p.h

@@ -51,9 +51,6 @@
        bool nonClientCalcSizeHandler(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam,
                                      LRESULT *result);

        bool themeStuffHandler(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam,
                               LRESULT *resul);

    protected:
        WId windowId = 0;