Call JS functions via native context instead of js builtins object.

src/ast-value-factory.h

 // Copyright 2014 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 226 matching lines @@
 
   // Internalized value (empty before internalized).
   Handle<Object> value_;
 };
 
 
 // For generating constants.
 #define STRING_CONSTANTS(F)                                                \
   F(anonymous_function, "(anonymous function)")                            \
   F(arguments, "arguments")                                                \
-  F(concat_iterable_to_array, "$concatIterableToArray")                    \
   F(constructor, "constructor")                                            \
   F(default, "default")                                                    \
   F(done, "done")                                                          \
   F(dot, ".")                                                              \
   F(dot_for, ".for")                                                       \
   F(dot_generator, ".generator")                                           \
   F(dot_generator_object, ".generator_object")                             \
   F(dot_iterator, ".iterator")                                             \
   F(dot_module, ".module")                                                 \
   F(dot_result, ".result")                                                 \
   F(dot_switch_tag, ".switch_tag")                                         \
   F(empty, "")                                                             \
   F(eval, "eval")                                                          \
-  F(get_template_callsite, "$getTemplateCallSite")                         \
-  F(initialize_const_global, "initializeConstGlobal")                      \
-  F(initialize_var_global, "initializeVarGlobal")                          \
-  F(is_construct_call, "_IsConstructCall")                                 \
-  F(is_spec_object, "_IsSpecObject")                                       \
   F(let, "let")                                                            \
   F(native, "native")                                                      \
   F(new_target, ".new.target")                                             \
   F(next, "next")                                                          \
   F(proto, "__proto__")                                                    \
   F(prototype, "prototype")                                                \
-  F(reflect_apply, "$reflectApply")                                        \
-  F(reflect_construct, "$reflectConstruct")                                \
-  F(spread_arguments, "$spreadArguments")                                  \
-  F(spread_iterable, "$spreadIterable")                                    \
   F(this, "this")                                                          \
   F(this_function, ".this_function")                                       \
-  F(throw_iterator_result_not_an_object, "ThrowIteratorResultNotAnObject") \
-  F(to_string, "$toString")                                                \
   F(undefined, "undefined")                                                \
   F(use_asm, "use asm")                                                    \
   F(use_strong, "use strong")                                              \
   F(use_strict, "use strict")                                              \
   F(value, "value")
 
 #define OTHER_CONSTANTS(F) \
   F(true_value)            \
   F(false_value)           \
   F(null_value)            \
@@ skipping 86 matching lines @@
 #define F(name) AstValue* name##_;
   OTHER_CONSTANTS(F)
 #undef F
 };
 } }  // namespace v8::internal
 
 #undef STRING_CONSTANTS
 #undef OTHER_CONSTANTS
 
 #endif  // V8_AST_VALUE_FACTORY_H_