infobar: Fix typo

Style class names are prefixed with a '.'

diff --git a/gtk/gtkinfobar.c b/gtk/gtkinfobar.c
index e2c64fb0089842d497b8fcbbdebcecce8a3c61ab..507fb0cb8f8eb9d5b3e1a315a78a9982da1194f5 100644 (file)
--- a/gtk/gtkinfobar.c
+++ b/gtk/gtkinfobar.c
@@ -124,7 +124,7 @@
  * # CSS nodes
  *
  * GtkInfoBar has a single CSS node with name infobar. The node may get
- * one of the style classes .info, warning, .error or .question, depending
+ * one of the style classes .info, .warning, .error or .question, depending
  * on the message type.
  */