[runtime] support new Proxy() instead of Proxy.create and install getPrototypeOf trap

src/bootstrapper.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/bootstrapper.h"
 
 #include "src/accessors.h"
 #include "src/api-natives.h"
 #include "src/code-stubs.h"
 #include "src/extensions/externalize-string-extension.h"
@@ skipping 1194 matching lines @@
     symbol_fun->shared()->set_length(1);
     native_context()->set_symbol_function(*symbol_fun);
   }
 
   {  // --- D a t e ---
     // Builtin functions for Date.prototype.
     InstallFunction(global, "Date", JS_DATE_TYPE, JSDate::kSize,
                     isolate->initial_object_prototype(), Builtins::kIllegal);
   }
 
-
   {  // -- R e g E x p
     // Builtin functions for RegExp.prototype.
     Handle<JSFunction> regexp_fun =
         InstallFunction(global, "RegExp", JS_REGEXP_TYPE, JSRegExp::kSize,
                         isolate->initial_object_prototype(),
                         Builtins::kIllegal);
     native_context()->set_regexp_function(*regexp_fun);
 
     DCHECK(regexp_fun->has_initial_map());
     Handle<Map> initial_map(regexp_fun->initial_map());
@@ skipping 805 matching lines @@
 
 #undef INITIALIZE_FLAG
 }
 
 
 #define EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(id) \
   void Genesis::InitializeGlobal_##id() {}
 
 EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_modules)
 EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_array_includes)
-EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_proxies)
 EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_sloppy)
 EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_sloppy_function)
 EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_sloppy_let)
 EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_rest_parameters)
 EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_default_parameters)
 EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_destructuring)
 EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_object_observe)
 EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_regexps)
 EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_unicode_regexps)
 EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_completion)
@@ skipping 128 matching lines @@
   Handle<JSFunction> type##_function = InstallFunction(                   \
       simd_object, #Type, JS_VALUE_TYPE, JSValue::kSize,                  \
       isolate->initial_object_prototype(), Builtins::kIllegal);           \
   native_context()->set_##type##_function(*type##_function);              \
   type##_function->shared()->set_instance_class_name(*factory->Type##_string());
   SIMD128_TYPES(SIMD128_INSTALL_FUNCTION)
 #undef SIMD128_INSTALL_FUNCTION
 }
 
 
+void Genesis::InitializeGlobal_harmony_proxies() {
+  if (!FLAG_harmony_proxies) return;
+  Handle<JSGlobalObject> global(
+      JSGlobalObject::cast(native_context()->global_object()));
+  Isolate* isolate = global->GetIsolate();
+  InstallFunction(global, "Proxy", JS_PROXY_TYPE, JSProxy::kSize,
+                  isolate->initial_object_prototype(), Builtins::kIllegal);
+}
+
+
 Handle<JSFunction> Genesis::InstallInternalArray(Handle<JSObject> target,
                                                  const char* name,
                                                  ElementsKind elements_kind) {
   // --- I n t e r n a l   A r r a y ---
   // An array constructor on the builtins object that works like
   // the public Array constructor, except that its prototype
   // doesn't inherit from Object.prototype.
   // To be used only for internal work by builtins. Instances
   // must not be leaked to user code.
   Handle<JSObject> prototype =
@@ skipping 1034 matching lines @@
 }
 
 
 // Called when the top-level V8 mutex is destroyed.
 void Bootstrapper::FreeThreadResources() {
   DCHECK(!IsActive());
 }
 
 }  // namespace internal
 }  // namespace v8