set context's template_name with template's name

lib/liquid/partial_cache.rb

@@ -16,12 +16,7 @@ module Liquid
       template = template_factory.for(template_name)
 
       partial = template.parse(source, parse_context)
-
-      partial.name ||= if context.registers[:file_system]&.respond_to?(:actual_template_name)
-        context.registers[:file_system].actual_template_name(template_name)
-      else
-        template_name
-      end
+      partial.name ||= template_name
 
       cached_partials[template_name] = partial
     ensure

lib/liquid/tags/include.rb

@@ -72,9 +72,9 @@ module Liquid
       old_partial       = context.partial
 
       begin
-        context.template_name = partial.name if partial.name
-
+        context.template_name = partial.name
         context.partial = true
+
         context.stack do
           @attributes.each do |key, value|
             context[key] = context.evaluate(value)

lib/liquid/tags/render.rb

@@ -76,9 +76,7 @@ module Liquid
 
       render_partial_func = ->(var, forloop) {
         inner_context               = context.new_isolated_subcontext
-
-        inner_context.template_name = partial.name if partial.name
-
+        inner_context.template_name = partial.name
         inner_context.partial       = true
         inner_context['forloop']    = forloop if forloop