Remove unused message box includes

src/video/SDL_video.c

@@ -5623,34 +5623,6 @@ int SDL_GetMessageBoxCount(void)
     return SDL_GetAtomicInt(&SDL_messagebox_count);
 }
 
-#ifdef SDL_VIDEO_DRIVER_ANDROID
-#include "android/SDL_androidmessagebox.h"
-#endif
-#ifdef SDL_VIDEO_DRIVER_WINDOWS
-#include "windows/SDL_windowsmessagebox.h"
-#endif
-#ifdef SDL_VIDEO_DRIVER_COCOA
-#include "cocoa/SDL_cocoamessagebox.h"
-#endif
-#ifdef SDL_VIDEO_DRIVER_UIKIT
-#include "uikit/SDL_uikitmessagebox.h"
-#endif
-#ifdef SDL_VIDEO_DRIVER_WAYLAND
-#include "wayland/SDL_waylandmessagebox.h"
-#endif
-#ifdef SDL_VIDEO_DRIVER_X11
-#include "x11/SDL_x11messagebox.h"
-#endif
-#ifdef SDL_VIDEO_DRIVER_HAIKU
-#include "haiku/SDL_bmessagebox.h"
-#endif
-#ifdef SDL_VIDEO_DRIVER_RISCOS
-#include "riscos/SDL_riscosmessagebox.h"
-#endif
-#ifdef SDL_VIDEO_DRIVER_VITA
-#include "vita/SDL_vitamessagebox.h"
-#endif
-
 bool SDL_ShowMessageBox(const SDL_MessageBoxData *messageboxdata, int *buttonID)
 {
     int dummybutton;