[ekiga] Fixed gtk+ deprecated warnings in the chat area code

[Julien Puydt <jpuydt src gnome org>]

commit e2ad3c52da6a1dbc2cd34973a333a85a47313e5f
Author: Julien Puydt <jpuydt free fr>
Date:   Wed Feb 26 10:22:10 2014 +0100

    Fixed gtk+ deprecated warnings in the chat area code

 lib/engine/gui/gtk-frontend/chat-area.cpp |    9 ++++++---
 1 files changed, 6 insertions(+), 3 deletions(-)
---
diff --git a/lib/engine/gui/gtk-frontend/chat-area.cpp b/lib/engine/gui/gtk-frontend/chat-area.cpp
index f8b5756..b465bbd 100644
--- a/lib/engine/gui/gtk-frontend/chat-area.cpp
+++ b/lib/engine/gui/gtk-frontend/chat-area.cpp
@@ -830,7 +830,8 @@ chat_area_init (ChatArea* self)
                      FALSE, TRUE, 2);
 
   /* the BOLD button */
-  button = gtk_button_new_from_stock (GTK_STOCK_BOLD);
+  button = gtk_button_new_from_icon_name ("format-text-bold",
+                                         GTK_ICON_SIZE_BUTTON);
   g_object_set_data_full (G_OBJECT (button), "gm_open_tag",
                          (gpointer) "<b>", NULL);
   g_object_set_data_full (G_OBJECT (button), "gm_close_tag",
@@ -844,7 +845,8 @@ chat_area_init (ChatArea* self)
   gtk_widget_show (button);
 
   /* the ITALIC button */
-  button = gtk_button_new_from_stock (GTK_STOCK_ITALIC);
+  button = gtk_button_new_from_icon_name ("format-text-italic",
+                                         GTK_ICON_SIZE_BUTTON);
   g_object_set_data_full (G_OBJECT (button), "gm_open_tag",
                          (gpointer) "<i>", NULL);
   g_object_set_data_full (G_OBJECT (button), "gm_close_tag",
@@ -858,7 +860,8 @@ chat_area_init (ChatArea* self)
   gtk_widget_show (button);
 
   /* the UNDERLINE button */
-  button = gtk_button_new_from_stock (GTK_STOCK_UNDERLINE);
+  button = gtk_button_new_from_icon_name ("format-text-underline",
+                                         GTK_ICON_SIZE_BUTTON);
   g_object_set_data_full (G_OBJECT (button), "gm_open_tag",
                          (gpointer) "<u>", NULL);
   g_object_set_data_full (G_OBJECT (button), "gm_close_tag",