[gtk] gl texture: fix a typo

[Matthias Clasen <matthiasc src gnome org>]

commit 2de7f760e545b471ac5a633e2710dfd38841d784
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Jan 23 22:33:44 2019 -0500

    gl texture: fix a typo

 gdk/gdkgltexture.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gdk/gdkgltexture.c b/gdk/gdkgltexture.c
index e110b6670b..5688513528 100644
--- a/gdk/gdkgltexture.c
+++ b/gdk/gdkgltexture.c
@@ -189,7 +189,7 @@ gdk_gl_texture_release (GdkGLTexture *self)
  *
  * Note that the GL texture must not be modified until @destroy is called,
  * which will happen when the GdkTexture object is finalized, or due to
- * an explicit call of gdk_texture_release_gl().
+ * an explicit call of gdk_gl_texture_release().
  *
  * Return value: (transfer full): A newly-created #GdkTexture
  */