Rewording existing comment

actionpack/lib/abstract_controller/base.rb

@@ -31,10 +31,9 @@ def abstract!
       # A list of all internal methods for a controller. This finds the first
       # abstract superclass of a controller, and gets a list of all public
       # instance methods on that abstract class. Public instance methods of
-      # a controller would normally be considered action methods, so we
-      # are removing those methods on classes declared as abstract
-      # (ActionController::Metal and ActionController::Base are defined
-      # as abstract)
+      # a controller would normally be considered action methods, so methods
+      # declared on abstract classes are being removed.
+      # (ActionController::Metal and ActionController::Base are defined as abstract)
       def internal_methods
         controller = self
         controller = controller.superclass until controller.abstract?