Implement fast load and call of arguments in the presence of eval....

test/mjsunit/property-load-across-eval.js

Index: test/mjsunit/property-load-across-eval.js
===================================================================
--- test/mjsunit/property-load-across-eval.js	(revision 4632)
+++ test/mjsunit/property-load-across-eval.js	(working copy)
@@ -41,6 +41,7 @@
   function f() {
     eval('1');
     assertEquals(1, x);
+    try { typeof(asdf); } catch(e) { assertUnreachable(); }
     assertEquals(2, y);
     assertEquals('global', global_function());
     assertEquals('local', local_function());
@@ -60,6 +61,7 @@
     assertEquals('const_local', local_const_initialized());
     function g() {
       assertEquals(1, x);
+      try { typeof(asdf); } catch(e) { assertUnreachable(); }
       assertEquals(2, y);
       assertEquals('global', global_function());
       assertEquals('local', local_function());