Remove two left-over uses of Function.prototype.apply that I overlooked when merging proxy CLs.

src/proxy.js

Index: src/proxy.js
diff --git a/src/proxy.js b/src/proxy.js
index 1ec84c1ec85998dbfa4eadbb233c33526b75e91c..a51f09ae50ff3eee75840e970413ddd75909d9a9 100644
--- a/src/proxy.js
+++ b/src/proxy.js
@@ -47,7 +47,7 @@ $Proxy.createFunction = function(handler, callTrap, constructTrap) {
   } else if (IS_SPEC_FUNCTION(constructTrap)) {
     construct = function() {
       // Make sure the trap receives 'undefined' as this.
-      return $Function.prototype.apply.call(constructTrap, void 0, arguments)
+      return %Apply(constructTrap, void 0, arguments, 0, %_ArgumentsLength());
     }
   } else {
     throw MakeTypeError("trap_function_expected",
@@ -69,7 +69,7 @@ function DerivedConstructTrap(callTrap) {
     if (!IS_SPEC_OBJECT(proto)) proto = $Object.prototype
     var obj = new $Object()
     obj.__proto__ = proto
-    var result = $Function.prototype.apply.call(callTrap, obj, arguments)
+    var result = %Apply(callTrap, obj, arguments, 0, %_ArgumentsLength());
     return IS_SPEC_OBJECT(result) ? result : obj
   }
 }