[PATCH] user32: Fix error handling in MapWindowPoints, ClientToScreen and ScreenToClient and add tests for them.

[Dmitry Timoshkov]

Christian Costa <titan.costa at gmail.com> wrote:

> -BOOL WINAPI ScreenToClient( HWND hwnd, LPPOINT lppnt )
> +BOOL WINAPI ScreenToClient( HWND wnd, LPPOINT point )

Please stick to commonly used 'hwnd' for a window handle, renaming 'lppnt'
to 'point' is also not justified.

-- 
Dmitry.