Closure not working... And fixed Math.random initialization.

js2/src/js2metadata.cpp

@@ -3838,6 +3838,7 @@ static const uint8 urlCharType[256] =
         showTrees(false),
         referenceArena(NULL)
     {
+        rngInitialized = false;
         engine->meta = this;
 
         cxt.openNamespaces.clear();

js2/src/js2op_literal.cpp

@@ -102,7 +102,7 @@
             FunctionInstance *x = checked_cast<FunctionInstance *>(bCon->mObjectList[BytecodeContainer::getShort(pc)]);
             pc += sizeof(short);
 
-            x->fWrap->env = new Environment(meta->env);
+//            x->fWrap->env = new Environment(meta->env);
 /*
             // For each active plural frame in the function definition environment, we need
             // to find it's current singular counterpart and use that as the dohickey