2007-11-15  Yevgen Muntyan  <muntyan@tamu.edu>

	* gtk/gtktextbtree.h:
	* gtk/gtktextbtree.c: new functions _gtk_text_btree_get_insert()
	and _gtk_text_btree_get_selection_bound() (#497102).
	* gtk/gtktextbuffer.c (gtk_text_buffer_get_insert),
	(gtk_text_buffer_get_selection_bound): use them here instead of
	hash table lookup.


svn path=/trunk/; revision=18996