Purge unused internalized string accessors.

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/code-stubs.h"
 #include "src/extensions/externalize-string-extension.h"
 #include "src/extensions/free-buffer-extension.h"
@@ skipping 803 matching lines @@
     Handle<ObjectTemplateInfo> data =
         v8::Utils::OpenHandle(*global_proxy_template);
     Handle<FunctionTemplateInfo> global_constructor(
             FunctionTemplateInfo::cast(data->constructor()));
     global_proxy_function =
         factory()->CreateApiFunction(global_constructor,
                                      factory()->the_hole_value(),
                                      factory()->GlobalProxyType);
   }
 
-  Handle<String> global_name = factory()->InternalizeOneByteString(
-      STATIC_ASCII_VECTOR("global"));
+  Handle<String> global_name = factory()->global_string();
   global_proxy_function->shared()->set_instance_class_name(*global_name);
   global_proxy_function->initial_map()->set_is_access_check_needed(true);
 
   // Set global_proxy.__proto__ to js_global after ConfigureGlobalObjects
   // Return the global proxy.
 
   Handle<JSGlobalProxy> global_proxy;
   if (maybe_global_proxy.ToHandle(&global_proxy)) {
     factory()->ReinitializeJSGlobalProxy(global_proxy, global_proxy_function);
   } else {
@@ skipping 18 matching lines @@
 
 void Genesis::HookUpGlobalObject(Handle<GlobalObject> global_object) {
   Handle<GlobalObject> global_object_from_snapshot(
       GlobalObject::cast(native_context()->extension()));
   Handle<JSBuiltinsObject> builtins_global(native_context()->builtins());
   native_context()->set_extension(*global_object);
   native_context()->set_global_object(*global_object);
   native_context()->set_security_token(*global_object);
   static const PropertyAttributes attributes =
       static_cast<PropertyAttributes>(READ_ONLY | DONT_DELETE);
-  Runtime::DefineObjectProperty(builtins_global,
-                                factory()->InternalizeOneByteString(
-                                    STATIC_ASCII_VECTOR("global")),
-                                global_object,
-                                attributes).Assert();
+  Runtime::DefineObjectProperty(builtins_global, factory()->global_string(),
+                                global_object, attributes).Assert();
   // Set up the reference from the global object to the builtins object.
   JSGlobalObject::cast(*global_object)->set_builtins(*builtins_global);
   TransferNamedProperties(global_object_from_snapshot, global_object);
   TransferIndexedProperties(global_object_from_snapshot, global_object);
 }
 
 
 // This is only called if we are not using snapshots.  The equivalent
 // work in the snapshot case is done in HookUpGlobalObject.
 void Genesis::InitializeGlobal(Handle<GlobalObject> global_object,
@@ skipping 301 matching lines @@
   InstallFunction(global, "WeakMap", JS_WEAK_MAP_TYPE, JSWeakMap::kSize,
                   isolate->initial_object_prototype(), Builtins::kIllegal);
   // -- W e a k S e t
   InstallFunction(global, "WeakSet", JS_WEAK_SET_TYPE, JSWeakSet::kSize,
                   isolate->initial_object_prototype(), Builtins::kIllegal);
 
   {  // --- sloppy arguments map
     // Make sure we can recognize argument objects at runtime.
     // This is done by introducing an anonymous function with
     // class_name equals 'Arguments'.
-    Handle<String> arguments_string = factory->InternalizeOneByteString(
-        STATIC_ASCII_VECTOR("Arguments"));
+    Handle<String> arguments_string = factory->Arguments_string();
     Handle<Code> code(isolate->builtins()->builtin(Builtins::kIllegal));
     Handle<JSFunction> function = factory->NewFunctionWithoutPrototype(
         arguments_string, code);
     function->shared()->set_instance_class_name(*arguments_string);
 
     Handle<Map> map =
         factory->NewMap(JS_OBJECT_TYPE, Heap::kSloppyArgumentsObjectSize);
     // Create the descriptor array for the arguments object.
     Map::EnsureDescriptorSlack(map, 2);
 
@@ skipping 738 matching lines @@
 
   // Store the map for the string prototype after the natives has been compiled
   // and the String function has been set up.
   Handle<JSFunction> string_function(native_context()->string_function());
   DCHECK(JSObject::cast(
       string_function->initial_map()->prototype())->HasFastProperties());
   native_context()->set_string_function_prototype_map(
       HeapObject::cast(string_function->initial_map()->prototype())->map());
 
   // Install Function.prototype.call and apply.
-  { Handle<String> key = factory()->function_class_string();
+  {
+    Handle<String> key = factory()->Function_string();
     Handle<JSFunction> function =
         Handle<JSFunction>::cast(Object::GetProperty(
             handle(native_context()->global_object()), key).ToHandleChecked());
     Handle<JSObject> proto =
         Handle<JSObject>(JSObject::cast(function->instance_prototype()));
 
     // Install the call and the apply functions.
     Handle<JSFunction> call =
         InstallFunction(proto, "call", JS_OBJECT_TYPE, JSObject::kHeaderSize,
                         MaybeHandle<JSObject>(), Builtins::kFunctionCall);
@@ skipping 734 matching lines @@
   return from + sizeof(NestingCounterType);
 }
 
 
 // Called when the top-level V8 mutex is destroyed.
 void Bootstrapper::FreeThreadResources() {
   DCHECK(!IsActive());
 }
 
 } }  // namespace v8::internal