Original commit message from CVS:
* gst/gststructure.c: (gst_structure_id_empty_new),
(gst_structure_empty_new): Set type field correctly.
* gst/gststructure.h: Check type field correctly.
* testsuite/caps/Makefile.am:
* testsuite/caps/structure.c: (test1), (main): Add a very small
test for structures.
