Remove deprecated format argument ActionView::Base#initialize

actionview/CHANGELOG.md

@@ -1,3 +1,7 @@
+*   Remove deprecated `format` argument `ActionView::Base#initialize`.
+
+    *Rafael Mendonça França*
+
 *   Remove deprecated `ActionView::Template#refresh`.
 
     *Rafael Mendonça França*

actionview/lib/action_view/base.rb

@@ -240,19 +240,11 @@ module ActionView #:nodoc:
       new context, assigns, controller
     end
 
-    NULL = Object.new
-
     # :startdoc:
 
-    def initialize(lookup_context = nil, assigns = {}, controller = nil, formats = NULL) #:nodoc:
+    def initialize(lookup_context = nil, assigns = {}, controller = nil) #:nodoc:
       @_config = ActiveSupport::InheritableOptions.new
 
-      unless formats == NULL
-        ActiveSupport::Deprecation.warn <<~eowarn.squish
-        Passing formats to ActionView::Base.new is deprecated
-        eowarn
-      end
-
       case lookup_context
       when ActionView::LookupContext
         @lookup_context = lookup_context

guides/source/6_1_release_notes.md

@@ -55,6 +55,8 @@ Please refer to the [Changelog][action-pack] for detailed changes.
 
 ### Removals
 
+*   Remove deprecated `format` argument `ActionView::Base#initialize`.
+
 *   Remove deprecated `ActionView::Template#refresh`.
 
 *   Remove deprecated `ActionView::Template#original_encoding`.