This patch eliminates the report_diagnostic macro, manually
expanding it in all sites in the code.

No functional change intended.

gcc/c-family/ChangeLog:
	* c-common.c (c_cpp_error): Replace report_diagnostic
	with diagnostic_report_diagnostic.

gcc/c/ChangeLog:
	* c-decl.c (warn_defaults_to): Replace report_diagnostic
	with diagnostic_report_diagnostic.
	* c-errors.c (pedwarn_c99): Likewise.
	(pedwarn_c90): Likewise.

gcc/cp/ChangeLog:
	* error.c (pedwarn_cxx98): Replace report_diagnostic
	with diagnostic_report_diagnostic.

gcc/ChangeLog:
	* diagnostic.c (diagnostic_impl): Replace report_diagnostic
	with diagnostic_report_diagnostic.
	(diagnostic_n_impl_richloc): Likewise.
	* diagnostic.h (report_diagnostic): Delete macro.
	* rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
	with diagnostic_report_diagnostic.
	* substring-locations.c (format_warning_va): Likewise.

gcc/fortran/ChangeLog:
	* cpp.c (cb_cpp_error): Replace report_diagnostic
	with diagnostic_report_diagnostic.
	* error.c (gfc_warning): Likewise.
	(gfc_warning_now_at): Likewise.
	(gfc_warning_now): Likewise.
	(gfc_warning_internal): Likewise.
	(gfc_error_now): Likewise.
	(gfc_fatal_error): Likewise.
	(gfc_error_opt): Likewise.
	(gfc_internal_error): Likewise.

From-SVN: r247663