[gtk+] docs: fix typo in type name

[William Jon McCann <mccann src gnome org>]

commit af5ea79f3a3d3604c2db2254a6449af11690e153
Author: William Jon McCann <william jon mccann gmail com>
Date:   Mon Jan 20 17:01:38 2014 -0500

    docs: fix typo in type name

 gdk/gdkframeclock.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gdk/gdkframeclock.c b/gdk/gdkframeclock.c
index 17d6af9..ea7333d 100644
--- a/gdk/gdkframeclock.c
+++ b/gdk/gdkframeclock.c
@@ -380,7 +380,7 @@ gdk_frame_clock_get_frame_counter (GdkFrameClock *frame_clock)
  * gdk_frame_clock_get_history_start:
  * @frame_clock: a #GdkFrameClock
  *
- * #GdkFrameClock internally keeps a history of #GdkFrameTiming
+ * #GdkFrameClock internally keeps a history of #GdkFrameTimings
  * objects for recent frames that can be retrieved with
  * gdk_frame_clock_get_timings(). The set of stored frames
  * is the set from the counter values given by