[libpeas] Use gtk_widget_get_preferred_size.

[Ignacio Casal Quinteiro <icq src gnome org>]

commit e9a9951ef60164dea6e482e6db87dbad4687c9cd
Author: Ignacio Casal Quinteiro <icq gnome org>
Date:   Wed Sep 29 18:43:29 2010 +0200

    Use gtk_widget_get_preferred_size.

 libpeas-gtk/peas-gtk-plugin-manager-view.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/libpeas-gtk/peas-gtk-plugin-manager-view.c b/libpeas-gtk/peas-gtk-plugin-manager-view.c
index f4340a0..7bc9a70 100644
--- a/libpeas-gtk/peas-gtk-plugin-manager-view.c
+++ b/libpeas-gtk/peas-gtk-plugin-manager-view.c
@@ -364,8 +364,8 @@ menu_position_under_tree_view (GtkMenu     *menu,
 #if !GTK_CHECK_VERSION(2,90,7)
           gtk_widget_size_request (GTK_WIDGET (menu), &requisition);
 #else
-          gtk_size_request_get_size (GTK_SIZE_REQUEST (menu), &requisition,
-                                     NULL);
+          gtk_widget_get_preferred_size (GTK_WIDGET (menu), &requisition,
+                                         NULL);
 #endif
           *x += rect.width - requisition.width;
         }
@@ -383,8 +383,8 @@ menu_position_under_tree_view (GtkMenu     *menu,
 #if !GTK_CHECK_VERSION(2,90,7)
           gtk_widget_size_request (GTK_WIDGET (menu), &requisition);
 #else
-          gtk_size_request_get_size (GTK_SIZE_REQUEST (menu), &requisition,
-                                     NULL);
+          gtk_widget_get_preferred_size (GTK_WIDGET (menu), &requisition,
+                                         NULL);
 #endif
           *x += allocation.width - requisition.width;
         }