Prevent flushing of code that was set with %SetCode.

src/bootstrapper.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 437 matching lines @@
   // of builtins.
   // Later the map is replaced with writable prototype map, allocated below.
   Handle<Map> function_map = CreateFunctionMap(ADD_READONLY_PROTOTYPE);
   native_context()->set_function_map(*function_map);
 
   // The final map for functions. Writeable prototype.
   // This map is installed in MakeFunctionInstancePrototypeWritable.
   function_map_writable_prototype_ = CreateFunctionMap(ADD_WRITEABLE_PROTOTYPE);
 
   Factory* factory = isolate->factory();
-  Heap* heap = isolate->heap();
 
-  Handle<String> object_name = Handle<String>(heap->Object_string());
+  Handle<String> object_name = factory->Object_string();
 
   {  // --- O b j e c t ---
     Handle<JSFunction> object_fun =
         factory->NewFunction(object_name, factory->null_value());
     Handle<Map> object_function_map =
         factory->NewMap(JS_OBJECT_TYPE, JSObject::kHeaderSize);
     object_fun->set_initial_map(*object_function_map);
     object_function_map->set_constructor(*object_fun);
 
     native_context()->set_object_function(*object_fun);
@@ skipping 352 matching lines @@
   // Security setup: Set the security token of the global object to
   // its the inner global. This makes the security check between two
   // different contexts fail by default even in case of global
   // object reinitialization.
   native_context()->set_security_token(*inner_global);
 
   Isolate* isolate = inner_global->GetIsolate();
   Factory* factory = isolate->factory();
   Heap* heap = isolate->heap();
 
-  Handle<String> object_name = Handle<String>(heap->Object_string());
+  Handle<String> object_name = factory->Object_string();
   CHECK_NOT_EMPTY_HANDLE(isolate,
                          JSObject::SetLocalPropertyIgnoreAttributes(
                              inner_global, object_name,
                              isolate->object_function(), DONT_ENUM));
 
   Handle<JSObject> global = Handle<JSObject>(native_context()->global_object());
 
   // Install global Function object
   InstallFunction(global, "Function", JS_FUNCTION_TYPE, JSFunction::kSize,
                   empty_function, Builtins::kIllegal, true);  // ECMA native.
@@ skipping 1757 matching lines @@
   return from + sizeof(NestingCounterType);
 }
 
 
 // Called when the top-level V8 mutex is destroyed.
 void Bootstrapper::FreeThreadResources() {
   ASSERT(!IsActive());
 }
 
 } }  // namespace v8::internal