[evolution] Remove unused e_tree_drag_dest_set_proxy().

[Matthew Barnes <mbarnes src gnome org>]

commit 19aa67153ffc3f67a2618f3cca162aadc694f3ec
Author: Matthew Barnes <mbarnes redhat com>
Date:   Thu Jun 20 09:30:20 2013 -0400

    Remove unused e_tree_drag_dest_set_proxy().
    
    It just calls gtk_drag_dest_set_proxy() anyway.

 .../evolution-util/evolution-util-sections.txt     |    1 -
 e-util/e-tree.c                                    |   15 ---------------
 e-util/e-tree.h                                    |    4 ----
 3 files changed, 0 insertions(+), 20 deletions(-)
---
diff --git a/doc/reference/evolution-util/evolution-util-sections.txt 
b/doc/reference/evolution-util/evolution-util-sections.txt
index a5bd766..2b146c9 100644
--- a/doc/reference/evolution-util/evolution-util-sections.txt
+++ b/doc/reference/evolution-util/evolution-util-sections.txt
@@ -4206,7 +4206,6 @@ e_tree_get_table_adapter
 e_tree_drag_get_data
 e_tree_drag_highlight
 e_tree_drag_unhighlight
-e_tree_drag_dest_set_proxy
 e_tree_drag_dest_unset
 e_tree_drag_source_set
 e_tree_drag_source_unset
diff --git a/e-util/e-tree.c b/e-util/e-tree.c
index 367091a..2c535e5 100644
--- a/e-util/e-tree.c
+++ b/e-util/e-tree.c
@@ -2638,21 +2638,6 @@ e_tree_drag_unhighlight (ETree *tree)
        }
 }
 
-void
-e_tree_drag_dest_set_proxy (ETree *tree,
-                            GdkWindow *proxy_window,
-                            GdkDragProtocol protocol,
-                            gboolean use_coordinates)
-{
-       g_return_if_fail (E_IS_TREE (tree));
-
-       gtk_drag_dest_set_proxy (
-               GTK_WIDGET (tree),
-               proxy_window,
-               protocol,
-               use_coordinates);
-}
-
 /*
  * There probably should be functions for setting the targets
  * as a GtkTargetList
diff --git a/e-util/e-tree.h b/e-util/e-tree.h
index 2d5ca7c..27c921c 100644
--- a/e-util/e-tree.h
+++ b/e-util/e-tree.h
@@ -261,10 +261,6 @@ void               e_tree_drag_highlight           (ETree *tree,
                                                 gint row,
                                                 gint col); /* col == -1 to highlight entire row. */
 void           e_tree_drag_unhighlight         (ETree *tree);
-void           e_tree_drag_dest_set_proxy      (ETree *tree,
-                                                GdkWindow *proxy_window,
-                                                GdkDragProtocol protocol,
-                                                gboolean use_coordinates);
 
 /* There probably should be functions for setting the targets
  * as a GtkTargetList