Some more AV refactoring:

  * remove no longer used _array_like_objects
  * _render_content_with_layout renamed to _render_content since layout it optional
  * remove check for optional layout before _render_content

actionpack/lib/action_view/render/partials.rb

@@ -229,19 +229,10 @@ def _render_partial_with_block(layout, block, options)
 
       def _render_partial_with_layout(layout, options)
         if layout
-          prefix = controller && !layout.include?("/") ? controller.controller_path : nil
+          prefix = layout.include?(?/) ? nil : controller_path
           layout = find_by_parts(layout, {:formats => formats}, prefix, true)
         end
-        content = _render_partial(options)
-        return _render_content_with_layout(content, layout, options[:locals])
-      end
-
-      def _array_like_objects
-        array_like = [Array]
-        if defined?(ActiveRecord)
-          array_like.push(ActiveRecord::Associations::AssociationCollection, ActiveRecord::NamedScope::Scope)
-        end
-        array_like
+        _render_content(_render_partial(options), layout, options[:locals])
       end
 
       def _render_partial_object(template, options)

actionpack/lib/action_view/render/rendering.rb

@@ -40,7 +40,7 @@ def render(options = {}, local_assigns = {}, &block) #:nodoc:
       end
     end
 
-    def _render_content_with_layout(content, layout, locals)
+    def _render_content(content, layout, locals)
       return content unless layout
 
       locals ||= {}
@@ -116,11 +116,11 @@ def _render_inline(inline, layout, options)
       handler = Template.handler_class_for_extension(options[:type] || "erb")
       template = Template.new(options[:inline], "inline #{options[:inline].inspect}", handler, {})
       content = _render_template(template, options[:locals] || {})
-      layout ? _render_content_with_layout(content, layout, options[:locals]) : content
+      layout ? _render_content(content, layout, options[:locals]) : content
     end
 
     def _render_text(text, layout, options)
-      layout ? _render_content_with_layout(text, layout, options[:locals]) : text
+      layout ? _render_content(text, layout, options[:locals]) : text
     end
 
     # This is the API to render a ViewContext's template from a controller.
@@ -146,7 +146,7 @@ def _render_template_with_layout(template, layout = nil, options = {}, partial =
         _render_template(template, locals)
       end
 
-      layout ? _render_content_with_layout(content, layout, locals) : content
+      _render_content(content, layout, locals)
     end
   end
 end