[gtk+] gl area: Add a few missing docs

[Matthias Clasen <matthiasc src gnome org>]

commit b2e121039e05ee8a8b99eb7eaab652b9b78df79b
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Apr 20 17:52:48 2015 -0400

    gl area: Add a few missing docs

 gtk/gtkglarea.c |    4 ++--
 gtk/gtkglarea.h |    2 ++
 2 files changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gtkglarea.c b/gtk/gtkglarea.c
index ef752ab..bec7922 100644
--- a/gtk/gtkglarea.c
+++ b/gtk/gtkglarea.c
@@ -884,10 +884,10 @@ gtk_gl_area_class_init (GtkGLAreaClass *klass)
                   GDK_TYPE_GL_CONTEXT);
 
   /**
-   * GtkGLArea::resized:
+   * GtkGLArea::resize:
    * @area: the #GtkGLArea that emitted the signal
    *
-   * The ::resized signal is emitted once when the widget is realized, and
+   * The ::resize signal is emitted once when the widget is realized, and
    * then each time the widget is changed while realized. This is useful
    * in order to keep GL state up to date with the widget size, like for
    * instance camera properties which may depend on the width/height ratio.
diff --git a/gtk/gtkglarea.h b/gtk/gtkglarea.h
index ebd0829..75d9a21 100644
--- a/gtk/gtkglarea.h
+++ b/gtk/gtkglarea.h
@@ -55,6 +55,8 @@ struct _GtkGLArea
 /**
  * GtkGLAreaClass:
  * @render: class closure for the #GtkGLArea::render signal
+ * @resize: class closeure for the #GtkGLArea::resize signal
+ * @create_context: class closure for the #GtkGLArea::create-context signal
  *
  * The `GtkGLAreaClass` structure contains only private data.
  *