[evolution-data-server] Remove e_cal_backend_set_notification_proxy().

[Matthew Barnes <mbarnes src gnome org>]

commit d1d1d0413e28156d4cda072491a55aebfc8c9267
Author: Matthew Barnes <mbarnes redhat com>
Date:   Tue Mar 26 12:06:40 2013 -0400

    Remove e_cal_backend_set_notification_proxy().
    
    This is some kind of ancient relic whose purpose is unclear.
    
    Seems to predate the Evolution / Evolution-Data-Server split circa 2003.
    None of the current E-D-S backends use it, nor even evolution-groupwise.

 calendar/libedata-cal/e-cal-backend.c              |   41 --------------------
 calendar/libedata-cal/e-cal-backend.h              |    4 --
 .../libedata-cal/libedata-cal-sections.txt         |    1 -
 3 files changed, 0 insertions(+), 46 deletions(-)
---
diff --git a/calendar/libedata-cal/e-cal-backend.c b/calendar/libedata-cal/e-cal-backend.c
index 6f6ee5c..d4f3894 100644
--- a/calendar/libedata-cal/e-cal-backend.c
+++ b/calendar/libedata-cal/e-cal-backend.c
@@ -56,9 +56,6 @@ struct _ECalBackendPrivate {
 
        GHashTable *zone_cache;
        GMutex zone_cache_lock;
-
-       /* ECalBackend to pass notifications on to */
-       ECalBackend *notification_proxy;
 };
 
 struct _SignalClosure {
@@ -1072,24 +1069,6 @@ e_cal_backend_list_views (ECalBackend *backend)
 }
 
 /**
- * e_cal_backend_set_notification_proxy:
- * @backend: an #ECalBackend
- * @proxy: The calendar backend to act as notification proxy.
- *
- * Sets the backend that will act as notification proxy for the given backend.
- *
- * Since: 3.2
- */
-void
-e_cal_backend_set_notification_proxy (ECalBackend *backend,
-                                      ECalBackend *proxy)
-{
-       g_return_if_fail (E_IS_CAL_BACKEND (backend));
-
-       backend->priv->notification_proxy = proxy;
-}
-
-/**
  * e_cal_backend_open:
  * @backend: an #ECalBackend
  * @cal: an #EDataCal
@@ -1644,12 +1623,6 @@ e_cal_backend_notify_component_created (ECalBackend *backend,
        g_return_if_fail (E_IS_CAL_BACKEND (backend));
        g_return_if_fail (E_IS_CAL_COMPONENT (component));
 
-       if (backend->priv->notification_proxy != NULL) {
-               e_cal_backend_notify_component_created (
-                       backend->priv->notification_proxy, component);
-               return;
-       }
-
        list = e_cal_backend_list_views (backend);
 
        for (link = list; link != NULL; link = g_list_next (link)) {
@@ -1714,13 +1687,6 @@ e_cal_backend_notify_component_modified (ECalBackend *backend,
        g_return_if_fail (E_IS_CAL_COMPONENT (old_component));
        g_return_if_fail (E_IS_CAL_COMPONENT (new_component));
 
-       if (backend->priv->notification_proxy != NULL) {
-               e_cal_backend_notify_component_modified (
-                       backend->priv->notification_proxy,
-                       old_component, new_component);
-               return;
-       }
-
        list = e_cal_backend_list_views (backend);
 
        for (link = list; link != NULL; link = g_list_next (link))
@@ -1766,13 +1732,6 @@ e_cal_backend_notify_component_removed (ECalBackend *backend,
        if (new_component != NULL)
                g_return_if_fail (E_IS_CAL_COMPONENT (new_component));
 
-       if (backend->priv->notification_proxy != NULL) {
-               e_cal_backend_notify_component_removed (
-                       backend->priv->notification_proxy,
-                       id, old_component, new_component);
-               return;
-       }
-
        list = e_cal_backend_list_views (backend);
 
        for (link = list; link != NULL; link = g_list_next (link)) {
diff --git a/calendar/libedata-cal/e-cal-backend.h b/calendar/libedata-cal/e-cal-backend.h
index 3e44dac..358b4c2 100644
--- a/calendar/libedata-cal/e-cal-backend.h
+++ b/calendar/libedata-cal/e-cal-backend.h
@@ -275,10 +275,6 @@ void               e_cal_backend_remove_view       (ECalBackend *backend,
                                                 EDataCalView *view);
 GList *                e_cal_backend_list_views        (ECalBackend *backend);
 
-void           e_cal_backend_set_notification_proxy
-                                               (ECalBackend *backend,
-                                                ECalBackend *proxy);
-
 void           e_cal_backend_get_backend_property
                                                (ECalBackend *backend,
                                                 EDataCal *cal,
diff --git a/docs/reference/calendar/libedata-cal/libedata-cal-sections.txt 
b/docs/reference/calendar/libedata-cal/libedata-cal-sections.txt
index bad3f89..2b34cfd 100644
--- a/docs/reference/calendar/libedata-cal/libedata-cal-sections.txt
+++ b/docs/reference/calendar/libedata-cal/libedata-cal-sections.txt
@@ -25,7 +25,6 @@ e_cal_backend_create_cache_filename
 e_cal_backend_add_view
 e_cal_backend_remove_view
 e_cal_backend_list_views
-e_cal_backend_set_notification_proxy
 e_cal_backend_get_backend_property
 e_cal_backend_open
 e_cal_backend_refresh