Move global code for builtins into setup functions.

src/array.js

Index: src/array.js
diff --git a/src/array.js b/src/array.js
index c564f4cfd5fd2a4fdddf23b5f469693b3d4fec9b..54f0b486e29a722a86a649d21666122b455e2d88 100644
--- a/src/array.js
+++ b/src/array.js
@@ -1454,8 +1454,10 @@ function ArrayIsArray(obj) {
 
 
 // -------------------------------------------------------------------
+
 function SetUpArray() {
   %CheckIsBootstrapping();
+
   // Set up non-enumerable constructor property on the Array.prototype
   // object.
   %SetProperty($Array.prototype, "constructor", $Array, DONT_ENUM);