IDL: Generate all constructor callbacks with the same template macro

Source/bindings/templates/interface.cpp

Index: Source/bindings/templates/interface.cpp
diff --git a/Source/bindings/templates/interface.cpp b/Source/bindings/templates/interface.cpp
index 7deb799413cd038596094ff4553df82763727db1..b1602fb30ae495f4bac3071846a79d3bc9ae8cc0 100644
--- a/Source/bindings/templates/interface.cpp
+++ b/Source/bindings/templates/interface.cpp
@@ -553,7 +553,7 @@ static void {{cpp_class}}OriginSafeMethodSetterCallback(v8::Local<v8::String> na
 
 
 {##############################################################################}
-{% from 'methods.cpp' import named_constructor_callback with context %}
+{% from 'methods.cpp' import generate_constructor with context %}
 {% block named_constructor %}
 {% if named_constructor %}
 {% set to_active_dom_object = '%s::toActiveDOMObject' % v8_class
@@ -562,7 +562,7 @@ static void {{cpp_class}}OriginSafeMethodSetterCallback(v8::Local<v8::String> na
                          if is_event_target else '0' %}
 const WrapperTypeInfo {{v8_class}}Constructor::wrapperTypeInfo = { gin::kEmbedderBlink, {{v8_class}}Constructor::domTemplate, {{v8_class}}::derefObject, {{to_active_dom_object}}, {{to_event_target}}, 0, {{v8_class}}::installPerContextEnabledMethods, 0, WrapperTypeObjectPrototype, {{gc_type}} };
 
-{{named_constructor_callback(named_constructor)}}
+{{generate_constructor(named_constructor)}}
 v8::Handle<v8::FunctionTemplate> {{v8_class}}Constructor::domTemplate(v8::Isolate* isolate)
 {
     static int domTemplateKey; // This address is used for a key to look up the dom template.