tree-mudflap.c: Include cgraph.h.

gcc:
	* tree-mudflap.c: Include cgraph.h.
	(mf_init_extern_trees): Rename to mudflap_init.  Export.
	Rewrite to create synthetic declarations instead of looking
	up declarations from mf-runtime.h.
	(mf_make_builtin, mf_make_cache_struct_type): New functions.
	(mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
	Correct commentary.
	(execute_mudflap_function_decls, mudflap_register_call):
	Don't call mf_init_extern_trees.
	(mudflap_finish_file): Use cgraph_build_static_cdtor.

	* tree-mudflap.h: Update prototypes.
	* c-mudflap.c: Delete file.
	* c-common.c: Include tree-mudflap.h.
	(c_common_nodes_and_builtins): Call mudflap_init if appropriate.
	* Makefile.in: Remove all references to c-mudflap.o.
	Update dependencies.
gcc/cp:
	* cp-mudflap.c: Delete file.
	* Makefile.in: Remove all references to cp-mudflap.o.
libmudflap:
	* mf-runtime.h.in: Wrap declarations of struct __mf_cache,
	__mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
	#ifndef _MUDFLAP.

From-SVN: r84126