output: no longer use b4_tokens.

* data/glr.c, data/glr.cc, data/lalr1.cc, data/lalr1.java, data/yacc.c:
Since the previous commit, b4_tokens_define and the like no longer need
b4_tokens.
* src/output.c (token_definitions_output): Remove.

data/glr.c

@@ -176,7 +176,7 @@ m4_define([b4_rhs_location],
 m4_define([b4_shared_declarations],
 [b4_declare_yydebug[
 ]b4_percent_code_get([[requires]])[
-]b4_token_enums(b4_tokens)[
+]b4_token_enums[
 ]b4_declare_yylstype[
 ]b4_c_ansi_function_decl(b4_prefix[parse], [int], b4_parse_param)[
 ]b4_percent_code_get([[provides]])[]dnl

data/glr.cc

@@ -300,7 +300,7 @@ b4_copyright([Skeleton interface for Bison GLR parsers in C++],
 
 ]dnl Redirections for glr.c.
 b4_percent_define_flag_if([[global_tokens_and_yystype]],
-[b4_token_defines(b4_tokens)])
+[b4_token_defines])
 [
 #ifndef ]b4_api_PREFIX[STYPE
 # define ]b4_api_PREFIX[STYPE ]b4_namespace_ref[::]b4_parser_class_name[::semantic_type

data/lalr1.cc

@@ -333,7 +333,7 @@ b4_public_types_define])[
 ]b4_namespace_close[
 
 ]b4_percent_define_flag_if([[global_tokens_and_yystype]],
-[b4_token_defines(b4_tokens)
+[b4_token_defines
 
 #ifndef ]b4_api_PREFIX[STYPE
  /* Redirection for backward compatibility.  */

data/lalr1.java

@@ -133,7 +133,7 @@ b4_locations_if([[
     /** Token returned by the scanner to signal the end of its input.  */
     public static final int EOF = 0;
 
-]b4_token_enums(b4_tokens)[
+]b4_token_enums[
 
     ]b4_locations_if([[/**
      * Method to retrieve the beginning position of the last scanned token.

data/yacc.c

@@ -284,7 +284,7 @@ m4_define([b4_shared_declarations],
 [b4_cpp_guard_open([b4_spec_defines_file])[
 ]b4_declare_yydebug[
 ]b4_percent_code_get([[requires]])[
-]b4_token_enums_defines(b4_tokens)[
+]b4_token_enums_defines[
 ]b4_declare_yylstype[
 ]b4_declare_yyparse[
 ]b4_percent_code_get([[provides]])[