[gtk+] Bug 705181: Fix annoying beeping introduced by Mac IME

[John Ralls <jralls src gnome org>]

commit a78643bd6fdb91f8ad9f1aacf0b2ebb557dc39bf
Author: Michael Hutchinson <m j hutchinson gmail com>
Date:   Tue Jul 2 19:04:36 2013 -0400

    Bug 705181: Fix annoying beeping introduced by Mac IME
    
    NSTextInputClient should not chain unhandled commands to super
    
    (cherry picked from commit 91bcca6f395ba6d5aa5a688d6d629633bbea539f)

 gdk/quartz/GdkQuartzView.c |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)
---
diff --git a/gdk/quartz/GdkQuartzView.c b/gdk/quartz/GdkQuartzView.c
index 0254ee3..6bc3afe 100644
--- a/gdk/quartz/GdkQuartzView.c
+++ b/gdk/quartz/GdkQuartzView.c
@@ -172,7 +172,11 @@
 -(void)doCommandBySelector: (SEL)aSelector
 {
   GDK_NOTE (EVENTS, g_print ("doCommandBySelector\n"));
-  [super doCommandBySelector: aSelector];
+  /* Do nothing. Although we are required to implement this method for
+   * NSTextInputClient, we do not handle Cocoa command IDs, and the
+   * Apple docs explicitly say not to forward unhandled commands up
+   * the NSReponder chain, which calls NSBeep().
+  */
 }
 
 -(void)insertText: (id)aString replacementRange: (NSRange)replacementRange