Rename ascii to one-byte where applicable.

src/array.js

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 "use strict";
 
 // This file relies on the fact that the following declarations have been made
 // in runtime.js:
 // var $Array = global.Array;
 
@@ skipping 126 matching lines @@
 
     // We pull the empty separator check outside the loop for speed!
     if (separator.length == 0) {
       var elements_length = 0;
       for (var i = 0; i < length; i++) {
         var e = array[i];
         if (!IS_STRING(e)) e = convert(e);
         elements[elements_length++] = e;
       }
       elements.length = elements_length;
-      var result = %_FastAsciiArrayJoin(elements, '');
+      var result = %_FastOneByteArrayJoin(elements, '');
       if (!IS_UNDEFINED(result)) return result;
       return %StringBuilderConcat(elements, elements_length, '');
     }
     // Non-empty separator case.
     // If the first element is a number then use the heuristic that the
     // remaining elements are also likely to be numbers.
     if (!IS_NUMBER(array[0])) {
       for (var i = 0; i < length; i++) {
         var e = array[i];
         if (!IS_STRING(e)) e = convert(e);
         elements[i] = e;
       }
     } else {
       for (var i = 0; i < length; i++) {
         var e = array[i];
         if (IS_NUMBER(e)) {
           e = %_NumberToString(e);
         } else if (!IS_STRING(e)) {
           e = convert(e);
         }
         elements[i] = e;
       }
     }
-    var result = %_FastAsciiArrayJoin(elements, separator);
+    var result = %_FastOneByteArrayJoin(elements, separator);
     if (!IS_UNDEFINED(result)) return result;
 
     return %StringBuilderJoin(elements, length, separator);
   } finally {
     // Make sure to remove the last element of the visited array no
     // matter what happens.
     if (is_array) visited_arrays.length = visited_arrays.length - 1;
   }
 }
 
@@ skipping 186 matching lines @@
   CHECK_OBJECT_COERCIBLE(this, "Array.prototype.join");
 
   var array = TO_OBJECT_INLINE(this);
   var length = TO_UINT32(array.length);
   if (IS_UNDEFINED(separator)) {
     separator = ',';
   } else if (!IS_STRING(separator)) {
     separator = NonStringToString(separator);
   }
 
-  var result = %_FastAsciiArrayJoin(array, separator);
+  var result = %_FastOneByteArrayJoin(array, separator);
   if (!IS_UNDEFINED(result)) return result;
 
   return Join(array, length, separator, ConvertToString);
 }
 
 
 function ObservedArrayPop(n) {
   n--;
   var value = this[n];
 
@@ skipping 1157 matching lines @@
   ));
 
   SetUpLockedPrototype(InternalPackedArray, $Array(), $Array(
     "join", getFunction("join", ArrayJoin),
     "pop", getFunction("pop", ArrayPop),
     "push", getFunction("push", ArrayPush)
   ));
 }
 
 SetUpArray();