[gnome-calendar] manager: Remove gcal_manager_is_client_writable()

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit e7c612013361f75b4b550ffda61c18bbe4ac59cc
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Sat May 4 10:43:05 2019 -0300

    manager: Remove gcal_manager_is_client_writable()
    
    It is now handled by GcalCalendar, and nobody else uses
    it.

 src/core/gcal-manager.c | 25 -------------------------
 src/core/gcal-manager.h |  3 ---
 2 files changed, 28 deletions(-)
---
diff --git a/src/core/gcal-manager.c b/src/core/gcal-manager.c
index d40ac4e6..956ff909 100644
--- a/src/core/gcal-manager.c
+++ b/src/core/gcal-manager.c
@@ -1158,31 +1158,6 @@ gcal_manager_refresh (GcalManager *self)
   GCAL_EXIT;
 }
 
-/**
- * gcal_manager_is_client_writable:
- * @self: a #GcalManager
- * @source: an #ESource
- *
- * Retrieves whether @source is writable.
- *
- * Returns: %TRUE if @source is writable, %FALSE otherwise.
- */
-gboolean
-gcal_manager_is_client_writable (GcalManager *self,
-                                 ESource     *source)
-{
-  GcalCalendar *calendar;
-
-  GCAL_ENTRY;
-
-  calendar = g_hash_table_lookup (self->clients, source);
-
-  if (!calendar)
-    GCAL_RETURN (FALSE);
-
-  GCAL_RETURN (!gcal_calendar_is_read_only (calendar));
-}
-
 /**
  * gcal_manager_create_event:
  * @self: a #GcalManager
diff --git a/src/core/gcal-manager.h b/src/core/gcal-manager.h
index 7e213ebf..b272aa73 100644
--- a/src/core/gcal-manager.h
+++ b/src/core/gcal-manager.h
@@ -64,9 +64,6 @@ gchar*               gcal_manager_query_client_data              (GcalManager
 
 void                 gcal_manager_refresh                        (GcalManager        *self);
 
-gboolean             gcal_manager_is_client_writable             (GcalManager        *self,
-                                                                  ESource            *source);
-
 void                 gcal_manager_create_event                   (GcalManager        *self,
                                                                   GcalEvent          *event);