Expose UseCounter::Feature enum out of blink as WebFeature

third_party/WebKit/Source/bindings/templates/interface.cpp.tmpl

 {% extends 'interface_base.cpp.tmpl' %}
 
 {##############################################################################}
 {% block indexed_property_getter %}
 {% if indexed_property_getter and not indexed_property_getter.is_custom %}
 {% set getter = indexed_property_getter %}
 static void indexedPropertyGetter(uint32_t index, const v8::PropertyCallbackInfo<v8::Value>& info) {
   {% if getter.is_raises_exception %}
   ExceptionState exceptionState(info.GetIsolate(), ExceptionState::kIndexedGetterContext, "{{interface_name}}");
   {% endif %}
@@ skipping 614 matching lines @@
 
 {% endif %}
 {% endblock %}
 
 
 {##############################################################################}
 {% block constructor_callback %}
 {% if constructors or has_custom_constructor or has_html_constructor %}
 void {{v8_class}}::constructorCallback(const v8::FunctionCallbackInfo<v8::Value>& info) {
   {% if measure_as %}
-  UseCounter::Count(CurrentExecutionContext(info.GetIsolate()), UseCounter::k{{measure_as('Constructor')}});
+  UseCounter::Count(CurrentExecutionContext(info.GetIsolate()), WebFeature::k{{measure_as('Constructor')}});
   {% endif %}
   if (!info.IsConstructCall()) {
     V8ThrowException::ThrowTypeError(info.GetIsolate(), ExceptionMessages::ConstructorNotCallableAsFunction("{{interface_name}}"));
     return;
   }
 
   if (ConstructorMode::Current(info.GetIsolate()) == ConstructorMode::kWrapExistingObject) {
     V8SetReturnValue(info, info.Holder());
     return;
   }
@@ skipping 288 matching lines @@
 }
 
 {% for method in methods if method.overloads and method.overloads.has_partial_overloads %}
 void {{v8_class}}::register{{method.name | blink_capitalize}}MethodForPartialInterface(void (*method)(const v8::FunctionCallbackInfo<v8::Value>&)) {
   {{cpp_class}}V8Internal::{{method.name}}MethodForPartialInterface = method;
 }
 
 {% endfor %}
 {% endif %}
 {% endblock %}