Fixed Android build

src/video/android/SDL_androidwindow.h

@@ -29,7 +29,7 @@
 extern int Android_CreateWindow(_THIS, SDL_Window * window);
 extern void Android_SetWindowTitle(_THIS, SDL_Window * window);
 extern void Android_DestroyWindow(_THIS, SDL_Window * window);
-extern SDL_bool Android_GetWindowWMInfo(_THIS, SDL_Window * window, SDL_SysWMinfo * info);
+extern SDL_bool Android_GetWindowWMInfo(_THIS, SDL_Window * window, struct SDL_SysWMinfo * info);
 
 typedef struct
 {