Merge commit '5b9c817d'

* commit '5b9c817d':
  x11grab: Check XFixesGetCursorImage return value

Conflicts:
	libavdevice/x11grab.c

See: a65c0a3f

The warning with adjusted text is kept from a65c0a3f
but drawing the cursor is not disabled in case XFixesGetCursorImage() fails
Merged-by: Michael Niedermayer <michaelni@gmx.at>

libavdevice/x11grab.c

@@ -431,8 +431,7 @@ static void paint_mouse_pointer(XImage *image, AVFormatContext *s1)
     xcim = XFixesGetCursorImage(dpy);
     if (!xcim) {
         av_log(s1, AV_LOG_WARNING,
-               "XFixes extension not available, impossible to draw cursor\n");
-        s->draw_mouse = 0;
+               "XFixesGetCursorImage failed\n");
         return;
     }