[gtk/wip/ebassi/shortcut: 170/203] Remove GtkMnemonicHash

[Emmanuele Bassi <ebassi src gnome org>]

commit 0615bead35079ef973029a92fe04aa3ca1936fe6
Author: Benjamin Otte <otte redhat com>
Date:   Thu Aug 16 07:55:49 2018 +0200

    Remove GtkMnemonicHash
    
    It's not used anymore.

 gtk/gtkmnemonichash.c | 201 --------------------------------------------------
 gtk/gtkmnemonichash.h |  52 -------------
 gtk/gtkpopover.c      |   1 -
 gtk/meson.build       |   1 -
 4 files changed, 255 deletions(-)
---
diff --git a/gtk/gtkpopover.c b/gtk/gtkpopover.c
index e7dc583180..47437e1aaa 100644
--- a/gtk/gtkpopover.c
+++ b/gtk/gtkpopover.c
@@ -107,7 +107,6 @@
 #include "gtkbinlayout.h"
 #include "gtkenums.h"
 #include "gtktypebuiltins.h"
-#include "gtkmnemonichash.h"
 #include "gtkgizmoprivate.h"
 #include "gtkintl.h"
 #include "gtkprivate.h"
diff --git a/gtk/meson.build b/gtk/meson.build
index 4a5a969eed..7be7dbff56 100644
--- a/gtk/meson.build
+++ b/gtk/meson.build
@@ -118,7 +118,6 @@ gtk_private_sources = files([
   'gtkmenusectionbox.c',
   'gtkmenutracker.c',
   'gtkmenutrackeritem.c',
-  'gtkmnemonichash.c',
   'gtkpango.c',
   'gskpango.c',
   'gtkpathbar.c',