A64: Synchronize with r18084.

test/mjsunit/json2.js

Index: test/mjsunit/json2.js
diff --git a/test/mjsunit/json2.js b/test/mjsunit/json2.js
index cf20b909b4253caa7845d2cd6a63decd307149fb..0894d779ac14bf3e885a45584327eab018b64448 100644
--- a/test/mjsunit/json2.js
+++ b/test/mjsunit/json2.js
@@ -40,12 +40,13 @@ function TestStringify(expected, input) {
 
 var array_1 = [];
 var array_2 = [];
-array_1[100000] = 1;
-array_2[100000] = function() { return 1; };
-var nulls = "";
-for (var i = 0; i < 100000; i++) {
-  nulls += 'null,';
+array_1[1<<17] = 1;
+array_2[1<<17] = function() { return 1; };
+var nulls = "null,";
+for (var i = 0; i < 17; i++) {
+  nulls += nulls;
 }
+
 expected_1 = '[' + nulls + '1]';
 expected_2 = '[' + nulls + 'null]';
 TestStringify(expected_1, array_1);