Move global code for builtins into setup functions.

src/proxy.js

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
 //       with the distribution.
 //     * Neither the name of Google Inc. nor the names of its
 //       contributors may be used to endorse or promote products derived
 //       from this software without specific prior written permission.
 //
 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 "use strict";
 
-global.Proxy = new $Object();
+// This file relies on the fact that the following declaration has been made
+// in runtime.js:
+// var $Object = global.Object;
 
-var $Proxy = global.Proxy
+var $Proxy = new $Object();
+
+// -------------------------------------------------------------------
 
 function ProxyCreate(handler, proto) {
   if (!IS_SPEC_OBJECT(handler))
     throw MakeTypeError("handler_non_object", ["create"])
   if (IS_UNDEFINED(proto))
     proto = null
   else if (!(IS_SPEC_OBJECT(proto) || proto === null))
     throw MakeTypeError("proto_non_object", ["create"])
   return %CreateJSProxy(handler, proto)
 }
@@ skipping 12 matching lines @@
       return %Apply(construct, void 0, arguments, 0, %_ArgumentsLength());
     }
   } else {
     throw MakeTypeError("trap_function_expected",
                         ["createFunction", "construct"])
   }
   return %CreateJSFunctionProxy(
     handler, callTrap, constructTrap, $Function.prototype)
 }
 
-%CheckIsBootstrapping()
-InstallFunctions($Proxy, DONT_ENUM, [
-  "create", ProxyCreate,
-  "createFunction", ProxyCreateFunction
-])
+
+// -------------------------------------------------------------------
+
+function SetUpProxy() {
+  %CheckIsBootstrapping()
+
+  global.Proxy = $Proxy;
+
+  // Set up non-enumerable properties of the Proxy object.
+  InstallFunctions($Proxy, DONT_ENUM, [
+    "create", ProxyCreate,
+    "createFunction", ProxyCreateFunction
+  ])
+}
+
+SetUpProxy();
 
 
-////////////////////////////////////////////////////////////////////////////////
-// Builtins
-////////////////////////////////////////////////////////////////////////////////
+// -------------------------------------------------------------------
+// Proxy Builtins
 
 function DerivedConstructTrap(callTrap) {
   return function() {
     var proto = this.prototype
     if (!IS_SPEC_OBJECT(proto)) proto = $Object.prototype
     var obj = { __proto__: proto };
     var result = %Apply(callTrap, obj, arguments, 0, %_ArgumentsLength());
     return IS_SPEC_OBJECT(result) ? result : obj
   }
 }
@@ skipping 101 matching lines @@
 }
 
 function ProxyEnumerate(proxy) {
   var handler = %GetHandler(proxy)
   if (IS_UNDEFINED(handler.enumerate)) {
     return %Apply(DerivedEnumerateTrap, handler, [], 0, 0)
   } else {
     return ToNameArray(handler.enumerate(), "enumerate", false)
   }
 }