[gnome-mines] Remove use-newgame-confirm preference

[Michael Catanzaro <mcatanzaro src gnome org>]

commit de2819e9bd86f1531ce6616223b0ab86df26adc3
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Tue Oct 15 21:25:58 2013 -0500

    Remove use-newgame-confirm preference
    
    This isn't implemented anywhere.

 data/org.gnome.mines.gschema.xml |    6 ------
 1 files changed, 0 insertions(+), 6 deletions(-)
---
diff --git a/data/org.gnome.mines.gschema.xml b/data/org.gnome.mines.gschema.xml
index d17da1e..18959ac 100644
--- a/data/org.gnome.mines.gschema.xml
+++ b/data/org.gnome.mines.gschema.xml
@@ -10,12 +10,6 @@
       <summary>Warning about too many flags</summary>
       <description>Set to true to enable warning icons when too many flags are placed.</description>
     </key>
-    <key type="b" name="use-newgame-confirm">
-      <default>false</default>
-      <summary>Confirm before a new game</summary>
-      <description>When click the smiley face a confirmation messagebox will pop up. This
-          prevents the current game session from getting lost when you click the smiley face 
accidentally</description>
-    </key>
     <key name="use-autoflag" type="b">
       <default>false</default>
       <summary>Enable automatic placing of flags</summary>