Hi,

This patch is to store trace default-collect to tfile when tsave and read it out when tfile target open a tfile.

Thanks,
Hui

2013-04-11  Hui Zhu  <hui@codesourcery.com>

	* ctf.c (ctf_write_default_collect): New.
	(trace_file_write_ops): Add ctf_write_default_collect.
	* tracepoint.c (tfile_write_default_collect): New.
	(trace_file_write_ops): Add tfile_write_default_collect.
	(trace_save): Call writer->ops->write_default_collect.
	(tfile_interp_line): Add collectp.
	(tfile_open): Add support of default collect.
	* tracepoint.h (trace_file_write_ops): Add write_default_collect.