Remove various unused variables and function parameters

lib/compiler/passes/generate-bytecode.js

@@ -169,7 +169,7 @@ var utils = require("../../utils"),
  *
  *        silentFails--;
  */
-module.exports = function(ast, options) {
+module.exports = function(ast) {
   var consts = [];
 
   function addConst(value) {
@@ -351,7 +351,7 @@ module.exports = function(ast, options) {
     },
 
     sequence: function(node, context) {
-      var emptyArrayIndex, failIndex;
+      var emptyArrayIndex;
 
       function buildElementsCode(elements, context) {
         var processedCount, functionIndex;
@@ -591,7 +591,7 @@ module.exports = function(ast, options) {
       );
     },
 
-    any: function(node) {
+    any: function() {
       var expectedIndex = addConst('{ type: "any", description: "any character" }');
 
       return buildCondition(

lib/compiler/passes/generate-javascript.js

@@ -428,7 +428,7 @@ module.exports = function(ast, options) {
         parts.push('}');
       }
 
-      function compileCall(cond) {
+      function compileCall() {
         var baseLength   = 4,
             paramsLength = bc[ip + baseLength - 1];