* cp-support.c (cp_class_name_from_physname): Rewrite.

	* cp-support.c (cp_class_name_from_physname): Rewrite.
	(unqualified_name_from_comp): New function, broken out from
	method_name_from_physname.  Correct handling for typed names
	and templates.
	(method_name_from_physname): Use unqualified_name_from_comp.
	(cp_func_name, remove_params): Move earlier in the file.  Add
	better comments.  Use the component tree to parse the name.
	(_initialize_cp_support): Remove stray whitespace.