Use v8AtomicString instead of v8::String::NewFromUtf8

Source/bindings/templates/interface.cpp

 {% extends 'interface_base.cpp' %}
 
 
 {##############################################################################}
 {% macro attribute_configuration(attribute) %}
 {% set getter_callback =
        '%sV8Internal::%sAttributeGetterCallback' %
             (cpp_class, attribute.name)
        if not attribute.constructor_type else
        '{0}V8Internal::{0}ConstructorGetter'.format(interface_name) %}
@@ skipping 136 matching lines @@
     v8::Local<v8::FunctionTemplate> result = data->privateTemplateIfExists(currentWorldType, &privateTemplateUniqueKey);
     if (!result.IsEmpty())
         return result;
 
     TRACE_EVENT_SCOPED_SAMPLING_STATE("Blink", "BuildDOMTemplate");
     v8::EscapableHandleScope scope(isolate);
     result = v8::FunctionTemplate::New(isolate, {{v8_class}}ConstructorCallback);
 
     v8::Local<v8::ObjectTemplate> instanceTemplate = result->InstanceTemplate();
     instanceTemplate->SetInternalFieldCount({{v8_class}}::internalFieldCount);
-    result->SetClassName(v8::String::NewFromUtf8(isolate, "{{cpp_class}}", v8::String::kInternalizedString));
+    result->SetClassName(v8AtomicString(isolate, "{{cpp_class}}"));
     result->Inherit({{v8_class}}::domTemplate(isolate, currentWorldType));
     data->setPrivateTemplate(currentWorldType, &privateTemplateUniqueKey, result);
 
     return scope.Escape(result);
 }
 
 {% endif %}
 {% endblock %}
 
 {##############################################################################}
@@ skipping 334 matching lines @@
     {{install_custom_signature(method)}}
     {% endfilter %}
     {% endif %}
     {% endif %}{# is_do_not_check_security #}
     {% endfilter %}
     {% endif %}{# install_custom_signature #}
     {% endfor %}
     {% for attribute in attributes if attribute.is_static %}
     {% set getter_callback = '%sV8Internal::%sAttributeGetterCallback' %
            (interface_name, attribute.name) %}
-    functionTemplate->SetNativeDataProperty(v8::String::NewFromUtf8(isolate, "{{attribute.name}}", v8::String::kInternalizedString), {{getter_callback}}, {{attribute.setter_callback}}, v8::External::New(isolate, 0), static_cast<v8::PropertyAttribute>(v8::None), v8::Handle<v8::AccessorSignature>(), static_cast<v8::AccessControl>(v8::DEFAULT));
+    functionTemplate->SetNativeDataProperty(v8AtomicString(isolate, "{{attribute.name}}"), {{getter_callback}}, {{attribute.setter_callback}}, v8::External::New(isolate, 0), static_cast<v8::PropertyAttribute>(v8::None), v8::Handle<v8::AccessorSignature>(), static_cast<v8::AccessControl>(v8::DEFAULT));
     {% endfor %}
     {% if has_custom_legacy_call_as_function %}
     functionTemplate->InstanceTemplate()->SetCallAsFunctionHandler({{v8_class}}::legacyCallCustom);
     {% endif %}
     {% if interface_name == 'HTMLAllCollection' %}
     {# Needed for legacy support of document.all #}
     functionTemplate->InstanceTemplate()->MarkAsUndetectable();
     {% endif %}
 
     // Custom toString template
-    functionTemplate->Set(v8::String::NewFromUtf8(isolate, "toString", v8::String::kInternalizedString), V8PerIsolateData::current()->toStringTemplate());
+    functionTemplate->Set(v8AtomicString(isolate, "toString"), V8PerIsolateData::current()->toStringTemplate());
     return functionTemplate;
 }
 
 {% endblock %}
 
 
 {######################################}
 {% macro install_do_not_check_security_signature(method, world_suffix) %}
 {# FIXME: move to V8DOMConfiguration::installDOMCallbacksWithDoNotCheckSecuritySignature #}
 {# Methods that are [DoNotCheckSecurity] are always readable, but if they are
    changed and then accessed from a different origin, we do not return the
    underlying value, but instead return a new copy of the original function.
    This is achieved by storing the changed value as a hidden property. #}
 {% set getter_callback =
        '%sV8Internal::%sOriginSafeMethodGetterCallback%s' %
        (cpp_class, method.name, world_suffix) %}
 {% set setter_callback =
     '{0}V8Internal::{0}OriginSafeMethodSetterCallback'.format(cpp_class)
     if not method.is_read_only else '0' %}
 {% set property_attribute =
     'static_cast<v8::PropertyAttribute>(%s)' %
     ' | '.join(method.property_attributes or ['v8::DontDelete']) %}
-{{method.function_template}}->SetAccessor(v8::String::NewFromUtf8(isolate, "{{method.name}}", v8::String::kInternalizedString), {{getter_callback}}, {{setter_callback}}, v8Undefined(), v8::ALL_CAN_READ, {{property_attribute}});
+{{method.function_template}}->SetAccessor(v8AtomicString(isolate, "{{method.name}}"), {{getter_callback}}, {{setter_callback}}, v8Undefined(), v8::ALL_CAN_READ, {{property_attribute}});
 {%- endmacro %}
 
 
 {######################################}
 {% macro install_custom_signature(method, world_suffix) %}
 {# FIXME: move to V8DOMConfiguration::installDOMCallbacksWithCustomSignature #}
 {% set method_callback = '%sV8Internal::%sMethodCallback%s' %
                          (interface_name, method.name, world_suffix) %}
 {% set property_attribute = 'static_cast<v8::PropertyAttribute>(%s)' %
                             ' | '.join(method.property_attributes) %}
-{{method.function_template}}->Set(v8::String::NewFromUtf8(isolate, "{{method.name}}", v8::String::kInternalizedString), v8::FunctionTemplate::New(isolate, {{method_callback}}, v8Undefined(), {{method.signature}}, {{method.number_of_required_or_variadic_arguments}}){% if method.property_attributes %}, {{property_attribute}}{% endif %});
+{{method.function_template}}->Set(v8AtomicString(isolate, "{{method.name}}"), v8::FunctionTemplate::New(isolate, {{method_callback}}, v8Undefined(), {{method.signature}}, {{method.number_of_required_or_variadic_arguments}}){% if method.property_attributes %}, {{property_attribute}}{% endif %});
 {%- endmacro %}
 
 
 {######################################}
 {% macro install_constants() %}
 {# FIXME: should use reflected_name instead of name #}
 {# Normal (always enabled) constants #}
 static const V8DOMConfiguration::ConstantConfiguration {{v8_class}}Constants[] = {
     {% for constant in constants if not constant.runtime_enabled_function %}
     {"{{constant.name}}", {{constant.value}}},
@@ skipping 77 matching lines @@
 {% block install_per_context_methods %}
 {% if has_per_context_enabled_methods %}
 void {{v8_class}}::installPerContextEnabledMethods(v8::Handle<v8::Object> prototypeTemplate, v8::Isolate* isolate)
 {
     {# Define per-context enabled operations #}
     v8::Local<v8::Signature> defaultSignature = v8::Signature::New(isolate, domTemplate(isolate, worldType(isolate)));
 
     ExecutionContext* context = toExecutionContext(prototypeTemplate->CreationContext());
     {% for method in methods if method.per_context_enabled_function %}
     if (context && context->isDocument() && {{method.per_context_enabled_function}}(toDocument(context)))
-        prototypeTemplate->Set(v8::String::NewFromUtf8(isolate, "{{method.name}}", v8::String::kInternalizedString), v8::FunctionTemplate::New(isolate, {{cpp_class}}V8Internal::{{method.name}}MethodCallback, v8Undefined(), defaultSignature, {{method.number_of_required_arguments}})->GetFunction());
+        prototypeTemplate->Set(v8AtomicString(isolate, "{{method.name}}"), v8::FunctionTemplate::New(isolate, {{cpp_class}}V8Internal::{{method.name}}MethodCallback, v8Undefined(), defaultSignature, {{method.number_of_required_arguments}})->GetFunction());
     {% endfor %}
 }
 
 {% endif %}
 {% endblock %}
 
 
 {##############################################################################}
 {% block to_active_dom_object %}
 {% if is_active_dom_object %}
@@ skipping 75 matching lines @@
     fromInternalPointer(object)->deref();
 }
 
 template<>
 v8::Handle<v8::Value> toV8NoInline({{cpp_class}}* impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
 {
     return toV8(impl, creationContext, isolate);
 }
 
 {% endblock %}