[rhythmbox] Make use of mnemonics on the Edit and Search again buttons.

[Jonathan Matthew <jmatthew src gnome org>]

commit 7aac06466bd8697ba95947beb1bb77d62faebc98
Author: Gabor Kelemen <kelemeng gnome hu>
Date:   Sat Mar 17 19:40:44 2012 +0100

    Make use of mnemonics on the Edit and Search again buttons.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=672306

 plugins/lyrics/lyrics.py |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/plugins/lyrics/lyrics.py b/plugins/lyrics/lyrics.py
index c525ad9..7fd4a51 100644
--- a/plugins/lyrics/lyrics.py
+++ b/plugins/lyrics/lyrics.py
@@ -224,9 +224,9 @@ class LyricPane(object):
 			self.get_lyrics()
 	   
 
-		self.edit = Gtk.ToggleButton(label=_("_Edit"))
+		self.edit = Gtk.ToggleButton(label=_("_Edit"), use_underline=True)
 		self.edit.connect('toggled', edit_callback)
-		self.discard = Gtk.Button(label=_("_Search again"))
+		self.discard = Gtk.Button(label=_("_Search again"), use_underline=True)
 		self.discard.connect('clicked', discard_callback)
 		self.clear = Gtk.Button.new_from_stock(Gtk.STOCK_CLEAR)
 		self.clear.connect('clicked', clear_callback)