| Index: src/bootstrapper.cc | 
| diff --git a/src/bootstrapper.cc b/src/bootstrapper.cc | 
| index 699a9ff2b724095fa90479d908dfb0ca1563f27c..42970a34e8e936b85ed349d6dbf55fb3d645da96 100644 | 
| --- a/src/bootstrapper.cc | 
| +++ b/src/bootstrapper.cc | 
| @@ -1148,12 +1148,8 @@ void Genesis::InitializeGlobal(Handle<GlobalObject> global_object, | 
|  | 
| {  // --- D a t e --- | 
| // Builtin functions for Date.prototype. | 
| -    Handle<JSFunction> date_fun = | 
| -        InstallFunction(global, "Date", JS_DATE_TYPE, JSDate::kSize, | 
| -                        isolate->initial_object_prototype(), | 
| -                        Builtins::kIllegal); | 
| - | 
| -    native_context()->set_date_function(*date_fun); | 
| +    InstallFunction(global, "Date", JS_DATE_TYPE, JSDate::kSize, | 
| +                    isolate->initial_object_prototype(), Builtins::kIllegal); | 
| } | 
|  | 
|  | 
| @@ -1255,7 +1251,18 @@ void Genesis::InitializeGlobal(Handle<GlobalObject> global_object, | 
| Handle<JSObject> json_object = factory->NewJSObject(cons, TENURED); | 
| DCHECK(json_object->IsJSObject()); | 
| JSObject::AddProperty(global, name, json_object, DONT_ENUM); | 
| -    native_context()->set_json_object(*json_object); | 
| +  } | 
| + | 
| +  {  // -- M a t h | 
| +    Handle<String> name = factory->InternalizeUtf8String("Math"); | 
| +    Handle<JSFunction> cons = factory->NewFunction(name); | 
| +    JSFunction::SetInstancePrototype( | 
| +        cons, | 
| +        Handle<Object>(native_context()->initial_object_prototype(), isolate)); | 
| +    cons->SetInstanceClassName(*name); | 
| +    Handle<JSObject> json_object = factory->NewJSObject(cons, TENURED); | 
| +    DCHECK(json_object->IsJSObject()); | 
| +    JSObject::AddProperty(global, name, json_object, DONT_ENUM); | 
| } | 
|  | 
| {  // -- A r r a y B u f f e r | 
| @@ -1766,6 +1773,8 @@ void Bootstrapper::ImportNatives(Isolate* isolate, Handle<JSObject> container) { | 
| INSTALL_NATIVE(JSFunction, "ToNumber", to_number_fun); | 
| INSTALL_NATIVE(JSFunction, "ToString", to_string_fun); | 
| INSTALL_NATIVE(JSFunction, "ToDetailString", to_detail_string_fun); | 
| +  INSTALL_NATIVE(JSFunction, "NoSideEffectToString", | 
| +                 no_side_effect_to_string_fun); | 
| INSTALL_NATIVE(JSFunction, "ToInteger", to_integer_fun); | 
| INSTALL_NATIVE(JSFunction, "ToLength", to_length_fun); | 
|  | 
| @@ -1773,6 +1782,15 @@ void Bootstrapper::ImportNatives(Isolate* isolate, Handle<JSObject> container) { | 
| INSTALL_NATIVE(JSFunction, "GetStackTraceLine", get_stack_trace_line_fun); | 
| INSTALL_NATIVE(JSFunction, "ToCompletePropertyDescriptor", | 
| to_complete_property_descriptor); | 
| +  INSTALL_NATIVE(JSFunction, "JsonSerializeAdapter", json_serialize_adapter); | 
| + | 
| +  INSTALL_NATIVE(JSFunction, "Error", error_function); | 
| +  INSTALL_NATIVE(JSFunction, "EvalError", eval_error_function); | 
| +  INSTALL_NATIVE(JSFunction, "RangeError", range_error_function); | 
| +  INSTALL_NATIVE(JSFunction, "ReferenceError", reference_error_function); | 
| +  INSTALL_NATIVE(JSFunction, "SyntaxError", syntax_error_function); | 
| +  INSTALL_NATIVE(JSFunction, "TypeError", type_error_function); | 
| +  INSTALL_NATIVE(JSFunction, "URIError", uri_error_function); | 
|  | 
| INSTALL_NATIVE(Symbol, "promiseStatus", promise_status); | 
| INSTALL_NATIVE(Symbol, "promiseValue", promise_value); | 
| @@ -1782,6 +1800,8 @@ void Bootstrapper::ImportNatives(Isolate* isolate, Handle<JSObject> container) { | 
| INSTALL_NATIVE(JSFunction, "PromiseChain", promise_chain); | 
| INSTALL_NATIVE(JSFunction, "PromiseCatch", promise_catch); | 
| INSTALL_NATIVE(JSFunction, "PromiseThen", promise_then); | 
| +  INSTALL_NATIVE(JSFunction, "PromiseHasUserDefinedRejectHandler", | 
| +                 promise_has_user_defined_reject_handler); | 
|  | 
| INSTALL_NATIVE(JSFunction, "ObserveNotifyChange", observers_notify_change); | 
| INSTALL_NATIVE(JSFunction, "ObserveEnqueueSpliceRecord", | 
|  |