[clutter] canvas: fix checking twice for width > 0

[Gustavo Noronha Silva <gns src gnome org>]

commit ab547c3f9fe6d18244e0f0e56a871fb5f383f111
Author: Gustavo Noronha Silva <gustavo noronha collabora co uk>
Date:   Tue Jul 26 12:38:22 2016 +0200

    canvas: fix checking twice for width > 0

 clutter/clutter-canvas.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/clutter/clutter-canvas.c b/clutter/clutter-canvas.c
index 00b8c8a..d552f38 100644
--- a/clutter/clutter-canvas.c
+++ b/clutter/clutter-canvas.c
@@ -401,7 +401,7 @@ clutter_canvas_emit_draw (ClutterCanvas *self)
   gboolean res;
   cairo_t *cr;
 
-  g_assert (priv->width > 0 && priv->width > 0);
+  g_assert (priv->width > 0 && priv->height > 0);
 
   priv->dirty = TRUE;