Remove redundant Hash subclass.

lib/paperclip.rb

@@ -40,7 +40,6 @@ require 'paperclip/interpolations'
 require 'paperclip/tempfile_factory'
 require 'paperclip/style'
 require 'paperclip/attachment'
-require 'paperclip/attachment_options'
 require 'paperclip/storage'
 require 'paperclip/callbacks'
 require 'paperclip/file_command_content_type_detector'
@@ -176,8 +175,6 @@ module Paperclip
     def has_attached_file(name, options = {})
       HasAttachedFile.define_on(self, name, options)
 
-      options = Paperclip::AttachmentOptions.new(options)
-
       Paperclip::Tasks::Attachments.add(self, name, options)
 
       after_save { send(name).send(:save) }

lib/paperclip/attachment_options.rb

-module Paperclip
-  class AttachmentOptions < Hash
-    def initialize(options)
-      options.each do |k, v|
-        self.[]=(k, v)
-      end
-    end
-  end
-end

test/attachment_options_test.rb

-require './test/helper'
-
-class AttachmentOptionsTest < Test::Unit::TestCase
-  should "be a Hash" do
-    assert_kind_of Hash, Paperclip::AttachmentOptions.new({})
-  end
-
-  should "respond to []" do
-    assert Paperclip::AttachmentOptions.new({}).respond_to?(:[])
-  end
-
-  should "deliver the specified options through []" do
-    intended_options = {:specific_key => "specific value"}
-    attachment_options = Paperclip::AttachmentOptions.new(intended_options)
-    assert_equal "specific value", attachment_options[:specific_key]
-  end
-
-  should "respond to []=" do
-    assert Paperclip::AttachmentOptions.new({}).respond_to?(:[]=)
-  end
-
-  should "remember options set with []=" do
-    attachment_options = Paperclip::AttachmentOptions.new({})
-    attachment_options[:foo] = "bar"
-    assert_equal "bar", attachment_options[:foo]
-  end
-end