* printcmd.c (print_formatted): Use val_print_scalar_formatted

	* printcmd.c (print_formatted): Use val_print_scalar_formatted
	instead of print_scalar_formatted.
	(print_scalar_formatted): Don't handle 's' format strings here,
	and add an assertion that we never see such format here.
	* valprint.h (val_print_scalar_formatted): Declare.
	* valprint.c (val_print_scalar_formatted): New.
	* c-valprint.c (c_val_print): Use val_print_scalar_formatted
	instead of print_scalar_formatted.
	* jv-valprint.c (java_val_print): Ditto.
	* p-valprint.c (pascal_val_print): Ditto.
	* ada-valprint.c (ada_val_print_1): Ditto.
	* f-valprint.c (f_val_print): Ditto.
	* infcmd.c (registers_info): Ditto.
	* m2-valprint.c (m2_val_print): Ditto.