Revert of ID Notifier, as requested by Matt.

source/blender/makesrna/intern/rna_ID.c

@@ -30,7 +30,6 @@
 #include "RNA_types.h"
 
 #include "DNA_ID.h"
-#include "WM_types.h"
 
 #include "rna_internal.h"
 
@@ -303,7 +302,6 @@ static void rna_def_ID(BlenderRNA *brna)
 	RNA_def_property_string_funcs(prop, "rna_ID_name_get", "rna_ID_name_length", "rna_ID_name_set");
 	RNA_def_property_string_maxlength(prop, sizeof(((ID*)NULL)->name)-2);
 	RNA_def_struct_name_property(srna, prop);
-	RNA_def_property_update(prop, NC_WINDOW, NULL);
 
 	prop= RNA_def_property(srna, "users", PROP_INT, PROP_UNSIGNED);
 	RNA_def_property_int_sdna(prop, NULL, "us");