fix comments (no change)

git-svn-id: https://xpra.org/svn/Xpra/trunk@6463 3bb7dfac-3a0b-4e04-842a-767bc560f471

src/xpra/client/gl/gl_window_backing.py

@@ -457,7 +457,7 @@ def _do_paint_rgb(self, bpp, img_data, x, y, width, height, rowstride, options):
 
             rgb_format = options.get("rgb_format")
             if not rgb_format:
-                #Older clients may not tell us the pixel format, so we must infer it:
+                #Older servers may not tell us the pixel format, so we must infer it:
                 if bpp==24:
                     default_format = "RGB"
                 else: