Introduce with scope and rework variable resolution.

src/ia32/full-codegen-ia32.cc

Index: src/ia32/full-codegen-ia32.cc
diff --git a/src/ia32/full-codegen-ia32.cc b/src/ia32/full-codegen-ia32.cc
index 81c9ccb12807f6ed0e9abc77fd3db1f2c4336579..8e4fa036d7b148d8255819a788208325aca284d1 100644
--- a/src/ia32/full-codegen-ia32.cc
+++ b/src/ia32/full-codegen-ia32.cc
@@ -1113,7 +1113,7 @@ void FullCodeGenerator::EmitLoadGlobalCheckExtensions(Variable* var,
     // If no outer scope calls eval, we do not need to check more
     // context extensions.  If we have reached an eval scope, we check
     // all extensions from this point.
-    if (!s->outer_scope_calls_eval() || s->is_eval_scope()) break;
+    if (!s->outer_scope_calls_non_strict_eval() || s->is_eval_scope()) break;
     s = s->outer_scope();
   }