[runtime] Replace global object link with native context link in all contexts.

src/factory.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/factory.h"
 
 #include "src/allocation-site-scopes.h"
 #include "src/base/bits.h"
 #include "src/bootstrapper.h"
 #include "src/conversions.h"
@@ skipping 708 matching lines @@
   symbol->set_is_private(true);
   return symbol;
 }
 
 
 Handle<Context> Factory::NewNativeContext() {
   Handle<FixedArray> array =
       NewFixedArray(Context::NATIVE_CONTEXT_SLOTS, TENURED);
   array->set_map_no_write_barrier(*native_context_map());
   Handle<Context> context = Handle<Context>::cast(array);
+  context->set_native_context(*context);
   context->set_js_array_maps(*undefined_value());
   context->set_errors_thrown(Smi::FromInt(0));
   DCHECK(context->IsNativeContext());
   return context;
 }
 
 
 Handle<Context> Factory::NewScriptContext(Handle<JSFunction> function,
                                           Handle<ScopeInfo> scope_info) {
   Handle<FixedArray> array =
       NewFixedArray(scope_info->ContextLength(), TENURED);
   array->set_map_no_write_barrier(*script_context_map());
   Handle<Context> context = Handle<Context>::cast(array);
   context->set_closure(*function);
   context->set_previous(function->context());
   context->set_extension(*scope_info);
-  context->set_global_object(function->context()->global_object());
+  context->set_native_context(function->native_context());
   DCHECK(context->IsScriptContext());
   return context;
 }
 
 
 Handle<ScriptContextTable> Factory::NewScriptContextTable() {
   Handle<FixedArray> array = NewFixedArray(1);
   array->set_map_no_write_barrier(*script_context_table_map());
   Handle<ScriptContextTable> context_table =
       Handle<ScriptContextTable>::cast(array);
@@ skipping 15 matching lines @@
 
 Handle<Context> Factory::NewFunctionContext(int length,
                                             Handle<JSFunction> function) {
   DCHECK(length >= Context::MIN_CONTEXT_SLOTS);
   Handle<FixedArray> array = NewFixedArray(length);
   array->set_map_no_write_barrier(*function_context_map());
   Handle<Context> context = Handle<Context>::cast(array);
   context->set_closure(*function);
   context->set_previous(function->context());
   context->set_extension(Smi::FromInt(0));
-  context->set_global_object(function->context()->global_object());
+  context->set_native_context(function->native_context());
   return context;
 }
 
 
 Handle<Context> Factory::NewCatchContext(Handle<JSFunction> function,
                                          Handle<Context> previous,
                                          Handle<String> name,
                                          Handle<Object> thrown_object) {
   STATIC_ASSERT(Context::MIN_CONTEXT_SLOTS == Context::THROWN_OBJECT_INDEX);
   Handle<FixedArray> array = NewFixedArray(Context::MIN_CONTEXT_SLOTS + 1);
   array->set_map_no_write_barrier(*catch_context_map());
   Handle<Context> context = Handle<Context>::cast(array);
   context->set_closure(*function);
   context->set_previous(*previous);
   context->set_extension(*name);
-  context->set_global_object(previous->global_object());
+  context->set_native_context(previous->native_context());
   context->set(Context::THROWN_OBJECT_INDEX, *thrown_object);
   return context;
 }
 
 
 Handle<Context> Factory::NewWithContext(Handle<JSFunction> function,
                                         Handle<Context> previous,
                                         Handle<JSReceiver> extension) {
   Handle<FixedArray> array = NewFixedArray(Context::MIN_CONTEXT_SLOTS);
   array->set_map_no_write_barrier(*with_context_map());
   Handle<Context> context = Handle<Context>::cast(array);
   context->set_closure(*function);
   context->set_previous(*previous);
   context->set_extension(*extension);
-  context->set_global_object(previous->global_object());
+  context->set_native_context(previous->native_context());
   return context;
 }
 
 
 Handle<Context> Factory::NewBlockContext(Handle<JSFunction> function,
                                          Handle<Context> previous,
                                          Handle<ScopeInfo> scope_info) {
   Handle<FixedArray> array =
       NewFixedArrayWithHoles(scope_info->ContextLength());
   array->set_map_no_write_barrier(*block_context_map());
   Handle<Context> context = Handle<Context>::cast(array);
   context->set_closure(*function);
   context->set_previous(*previous);
   context->set_extension(*scope_info);
-  context->set_global_object(previous->global_object());
+  context->set_native_context(previous->native_context());
   return context;
 }
 
 
 Handle<Struct> Factory::NewStruct(InstanceType type) {
   CALL_HEAP_FUNCTION(
       isolate(),
       isolate()->heap()->AllocateStruct(type),
       Struct);
 }
@@ skipping 1488 matching lines @@
 }
 
 
 Handle<Object> Factory::ToBoolean(bool value) {
   return value ? true_value() : false_value();
 }
 
 
 }  // namespace internal
 }  // namespace v8