Coding style changes.

Coding style changes.

	* data/lalr1.cc (b4_symbol_constructor_declaration_)
	(b4_symbol_constructor_declarations)
	(b4_symbol_constructor_definition_)
	(b4_symbol_constructor_definitions)
	(b4_yytranslate_definition): Rename as...
	(b4_symbol_constructor_declare_)
	(b4_symbol_constructor_declare)
	(b4_symbol_constructor_define_)
	(b4_symbol_constructor_define)
	(b4_yytranslate_define): these.
	* data/variant.hh (b4_variant_definition): Rename as...
	(b4_variant_define): this.