[devhelp] Remove unused variables

[Alexandre Franke <afranke src gnome org>]

commit 4f27b19333faa13330dde57d9cb940ef512f157e
Author: Alexandre Franke <alexandre franke gmail com>
Date:   Fri Apr 3 11:10:36 2015 +0200

    Remove unused variables

 src/dh-window.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/src/dh-window.c b/src/dh-window.c
index c8b109b..c56786b 100644
--- a/src/dh-window.c
+++ b/src/dh-window.c
@@ -769,7 +769,6 @@ window_populate (DhWindow *window)
 {
         DhWindowPrivate *priv;
         DhBookManager *book_manager;
-        const char *prev_icon, *next_icon;
 
         priv = dh_window_get_instance_private (window);
         book_manager = dh_app_peek_book_manager (DH_APP (gtk_window_get_application (GTK_WINDOW (window))));