[es6] Parameter scopes for sloppy eval

src/bootstrapper.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/bootstrapper.h"
 
 #include "src/accessors.h"
 #include "src/api-natives.h"
 #include "src/base/utils/random-number-generator.h"
 #include "src/code-stubs.h"
@@ skipping 825 matching lines @@
   native_context()->set_script_context_table(*new_script_contexts);
 }
 
 
 void Genesis::HookUpGlobalThisBinding(Handle<FixedArray> outdated_contexts) {
   // One of these contexts should be the one that declares the global "this"
   // binding.
   for (int i = 0; i < outdated_contexts->length(); ++i) {
     Context* context = Context::cast(outdated_contexts->get(i));
     if (context->IsScriptContext()) {
-      ScopeInfo* scope_info = ScopeInfo::cast(context->extension());
+      ScopeInfo* scope_info = context->scope_info();
       int slot = scope_info->ReceiverContextSlotIndex();
       if (slot >= 0) {
         DCHECK_EQ(slot, Context::MIN_CONTEXT_SLOTS);
         context->set(slot, native_context()->global_proxy());
       }
     }
   }
 }
 
 
@@ skipping 2457 matching lines @@
 }
 
 
 // Called when the top-level V8 mutex is destroyed.
 void Bootstrapper::FreeThreadResources() {
   DCHECK(!IsActive());
 }
 
 }  // namespace internal
 }  // namespace v8