Merge changes up to V8 version 2.1.3 into the partial snapshots

src/handles.cc

 // Copyright 2009 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 185 matching lines @@
 
 
 void TransformToFastProperties(Handle<JSObject> object,
                                int unused_property_fields) {
   CALL_HEAP_FUNCTION_VOID(
       object->TransformToFastProperties(unused_property_fields));
 }
 
 
 void FlattenString(Handle<String> string) {
-  CALL_HEAP_FUNCTION_VOID(string->TryFlattenIfNotFlat());
+  CALL_HEAP_FUNCTION_VOID(string->TryFlatten());
   ASSERT(string->IsFlat());
 }
 
 
 Handle<Object> SetPrototype(Handle<JSFunction> function,
                             Handle<Object> prototype) {
   CALL_HEAP_FUNCTION(Accessors::FunctionSetPrototype(*function,
                                                      *prototype,
                                                      NULL),
                      Object);
@@ skipping 68 matching lines @@
   CALL_HEAP_FUNCTION(obj->GetProperty(*str), Object);
 }
 
 
 Handle<Object> GetProperty(Handle<Object> obj,
                            Handle<Object> key) {
   CALL_HEAP_FUNCTION(Runtime::GetObjectProperty(obj, key), Object);
 }
 
 
+Handle<Object> GetElement(Handle<Object> obj,
+                          uint32_t index) {
+  CALL_HEAP_FUNCTION(Runtime::GetElement(obj, index), Object);
+}
+
+
 Handle<Object> GetPropertyWithInterceptor(Handle<JSObject> receiver,
                                           Handle<JSObject> holder,
                                           Handle<String> name,
                                           PropertyAttributes* attributes) {
   CALL_HEAP_FUNCTION(holder->GetPropertyWithInterceptor(*receiver,
                                                         *name,
                                                         attributes),
                      Object);
 }
 
@@ skipping 59 matching lines @@
   CALL_HEAP_FUNCTION(obj->DeleteProperty(*prop, JSObject::NORMAL_DELETION),
                      Object);
 }
 
 
 Handle<Object> LookupSingleCharacterStringFromCode(uint32_t index) {
   CALL_HEAP_FUNCTION(Heap::LookupSingleCharacterStringFromCode(index), Object);
 }
 
 
-Handle<String> SubString(Handle<String> str, int start, int end) {
-  CALL_HEAP_FUNCTION(str->SubString(start, end), String);
+Handle<String> SubString(Handle<String> str,
+                         int start,
+                         int end,
+                         PretenureFlag pretenure) {
+  CALL_HEAP_FUNCTION(str->SubString(start, end, pretenure), String);
 }
 
 
 Handle<Object> SetElement(Handle<JSObject> object,
                           uint32_t index,
                           Handle<Object> value) {
   if (object->HasPixelElements() || object->HasExternalArrayElements()) {
     if (!value->IsSmi() && !value->IsHeapNumber() && !value->IsUndefined()) {
       bool has_exception;
       Handle<Object> number = Execution::ToNumber(value, &has_exception);
@@ skipping 368 matching lines @@
 
 OptimizedObjectForAddingMultipleProperties::
 ~OptimizedObjectForAddingMultipleProperties() {
   // Reoptimize the object to allow fast property access.
   if (has_been_transformed_) {
     TransformToFastProperties(object_, unused_property_fields_);
   }
 }
 
 } }  // namespace v8::internal