ev-mapping-list: make a boxed type

And fix a number of introspection warnings.

https://bugzilla.gnome.org/show_bug.cgi?id=691354

libdocument/ev-mapping-list.c

@@ -27,6 +27,15 @@ struct _EvMappingList {
 	volatile gint  ref_count;
 };
 
+G_DEFINE_BOXED_TYPE (EvMappingList, ev_mapping_list, ev_mapping_list_ref, ev_mapping_list_unref)
+
+/**
+ * ev_mapping_list_find:
+ * @mapping_list: an #EvMappingList
+ * @data: mapping data to find
+ *
+ * Returns: (transfer none): an #EvMapping
+ */
 EvMapping *
 ev_mapping_list_find (EvMappingList *mapping_list,
 		      gconstpointer  data)
@@ -43,6 +52,14 @@ ev_mapping_list_find (EvMappingList *mapping_list,
 	return NULL;
 }
 
+/**
+ * ev_mapping_list_find_custom:
+ * @mapping_list: an #EvMappingList
+ * @data: mapping data to find
+ * @func: (scope call): function to use for equality check
+ *
+ * Returns: (transfer none): an #EvMapping
+ */
 EvMapping *
 ev_mapping_list_find_custom (EvMappingList *mapping_list,
 			     gconstpointer  data,
@@ -60,6 +77,13 @@ ev_mapping_list_find_custom (EvMappingList *mapping_list,
 	return NULL;
 }
 
+/**
+ * ev_mapping_list_nth:
+ * @mapping_list: an #EvMappingList
+ * @n: the position to retrieve
+ *
+ * Returns: (transfer none): the #Evmapping at position @n in @mapping_list
+ */
 EvMapping *
 ev_mapping_list_nth (EvMappingList *mapping_list,
                      guint          n)
@@ -69,6 +93,14 @@ ev_mapping_list_nth (EvMappingList *mapping_list,
         return (EvMapping *)g_list_nth_data (mapping_list->list, n);
 }
 
+/**
+ * ev_mapping_list_get_data:
+ * @mapping_list: an #EvMappingList
+ * @x: X coordinate
+ * @y: Y coordinate
+ *
+ * Returns: (transfer none): the data of a mapping in the list at coordinates (x, y)
+ */
 gpointer
 ev_mapping_list_get_data (EvMappingList *mapping_list,
 			  gdouble        x,
@@ -90,6 +122,12 @@ ev_mapping_list_get_data (EvMappingList *mapping_list,
 	return NULL;
 }
 
+/**
+ * ev_mapping_list_get_list:
+ * @mapping_list: an #EvMappingList
+ *
+ * Returns: (transfer none) (element-type EvMapping): the data for this mapping list
+ */
 GList *
 ev_mapping_list_get_list (EvMappingList *mapping_list)
 {
@@ -110,6 +148,14 @@ ev_mapping_list_length (EvMappingList *mapping_list)
         return g_list_length (mapping_list->list);
 }
 
+/**
+ * ev_mapping_list_new:
+ * @page: page index for this mapping
+ * @list: (element-type EvMapping): a #GList of data for the page
+ * @data_destroy_func: function to free a list element
+ *
+ * Returns: an #EvMappingList
+ */
 EvMappingList *
 ev_mapping_list_new (guint          page,
 		     GList         *list,

libdocument/ev-mapping-list.h

@@ -31,6 +31,9 @@ G_BEGIN_DECLS
 
 typedef struct _EvMappingList EvMappingList;
 
+#define        EV_TYPE_MAPPING_LIST        (ev_mapping_list_get_type())
+GType          ev_mapping_list_get_type    (void) G_GNUC_CONST;
+
 EvMappingList *ev_mapping_list_new         (guint          page,
 					    GList         *list,
 					    GDestroyNotify data_destroy_func);