[evolution] ETreeMemory: Remove unused "fill-in-children" signal.

[Matthew Barnes <mbarnes src gnome org>]

commit 235761ae23fe9269eeac4e02d283e4ef27840f7c
Author: Matthew Barnes <mbarnes redhat com>
Date:   Sat Jun 15 10:23:22 2013 -0400

    ETreeMemory: Remove unused "fill-in-children" signal.

 e-util/e-tree-memory.c |   64 ------------------------------------------------
 e-util/e-tree-memory.h |    4 ---
 2 files changed, 0 insertions(+), 68 deletions(-)
---
diff --git a/e-util/e-tree-memory.c b/e-util/e-tree-memory.c
index 99ecc9b..3800fbd 100644
--- a/e-util/e-tree-memory.c
+++ b/e-util/e-tree-memory.c
@@ -44,20 +44,11 @@
 
 G_DEFINE_TYPE (ETreeMemory, e_tree_memory, E_TYPE_TREE_MODEL)
 
-enum {
-       FILL_IN_CHILDREN,
-       LAST_SIGNAL
-};
-
-static guint signals[LAST_SIGNAL] = { 0, };
-
 typedef struct ETreeMemoryPath ETreeMemoryPath;
 
 struct ETreeMemoryPath {
        gpointer         node_data;
 
-       guint            children_computed : 1;
-
        /* parent/child/sibling pointers */
        ETreeMemoryPath *parent;
        ETreeMemoryPath *next_sibling;
@@ -80,17 +71,6 @@ struct _ETreeMemoryPrivate {
 
 /* ETreeMemoryPath functions */
 
-static inline void
-check_children (ETreeMemory *memory,
-                ETreePath node)
-{
-       ETreeMemoryPath *path = node;
-       if (!path->children_computed) {
-               g_signal_emit (memory, signals[FILL_IN_CHILDREN], 0, node);
-               path->children_computed = TRUE;
-       }
-}
-
 static gint
 e_tree_memory_path_depth (ETreeMemoryPath *path)
 {
@@ -247,7 +227,6 @@ tree_memory_get_first_child (ETreeModel *etm,
 {
        ETreeMemoryPath *path = node;
 
-       check_children (E_TREE_MEMORY (etm), node);
        return path->first_child;
 }
 
@@ -257,7 +236,6 @@ tree_memory_get_last_child (ETreeModel *etm,
 {
        ETreeMemoryPath *path = node;
 
-       check_children (E_TREE_MEMORY (etm), node);
        return path->last_child;
 }
 
@@ -291,7 +269,6 @@ tree_memory_is_expandable (ETreeModel *etm,
 {
        ETreeMemoryPath *path = node;
 
-       check_children (E_TREE_MEMORY (etm), node);
        return path->first_child != NULL;
 }
 
@@ -303,8 +280,6 @@ tree_memory_get_children (ETreeModel *etm,
        ETreeMemoryPath *path = node;
        guint n_children;
 
-       check_children (E_TREE_MEMORY (etm), node);
-
        n_children = path->num_children;
 
        if (nodes) {
@@ -337,30 +312,6 @@ tree_memory_get_expanded_default (ETreeModel *etm)
 }
 
 static void
-tree_memory_clear_children_computed (ETreeMemoryPath *path)
-{
-       for (path = path->first_child; path; path = path->next_sibling) {
-               path->children_computed = FALSE;
-               tree_memory_clear_children_computed (path);
-       }
-}
-
-static void
-tree_memory_node_request_collapse (ETreeModel *etm,
-                            ETreePath node)
-{
-       ETreeModelClass *parent_class;
-
-       if (node)
-               tree_memory_clear_children_computed (node);
-
-       parent_class = E_TREE_MODEL_CLASS (e_tree_memory_parent_class);
-
-       if (parent_class->node_request_collapse != NULL)
-               parent_class->node_request_collapse (etm, node);
-}
-
-static void
 e_tree_memory_class_init (ETreeMemoryClass *class)
 {
        GObjectClass *object_class;
@@ -384,20 +335,6 @@ e_tree_memory_class_init (ETreeMemoryClass *class)
        tree_model_class->get_children = tree_memory_get_children;
        tree_model_class->depth = tree_memory_depth;
        tree_model_class->get_expanded_default = tree_memory_get_expanded_default;
-
-       tree_model_class->node_request_collapse = tree_memory_node_request_collapse;
-
-       class->fill_in_children = NULL;
-
-       signals[FILL_IN_CHILDREN] = g_signal_new (
-               "fill_in_children",
-               G_TYPE_FROM_CLASS (object_class),
-               G_SIGNAL_RUN_LAST,
-               G_STRUCT_OFFSET (ETreeMemoryClass, fill_in_children),
-               (GSignalAccumulator) NULL, NULL,
-               g_cclosure_marshal_VOID__POINTER,
-               G_TYPE_NONE, 1,
-               G_TYPE_POINTER);
 }
 
 static void
@@ -497,7 +434,6 @@ e_tree_memory_node_insert (ETreeMemory *tree_memory,
        new_path = g_slice_new0 (ETreeMemoryPath);
 
        new_path->node_data = node_data;
-       new_path->children_computed = FALSE;
 
        if (parent_path != NULL) {
                e_tree_memory_path_insert (parent_path, position, new_path);
diff --git a/e-util/e-tree-memory.h b/e-util/e-tree-memory.h
index 069342a..8142025 100644
--- a/e-util/e-tree-memory.h
+++ b/e-util/e-tree-memory.h
@@ -65,10 +65,6 @@ struct _ETreeMemory {
 
 struct _ETreeMemoryClass {
        ETreeModelClass parent_class;
-
-       /* Signals */
-       void            (*fill_in_children)     (ETreeMemory *model,
-                                                ETreePath node);
 };
 
 GType          e_tree_memory_get_type          (void) G_GNUC_CONST;