3 files changed, 7 insertions, 7 deletions
diff --git a/actionpack/lib/action_view/template/handlers/builder.rb b/actionpack/lib/action_view/template/handlers/builder.rb
index f412228752..5f381f7bf0 100644
--- a/actionpack/lib/action_view/template/handlers/builder.rb
+++ b/actionpack/lib/action_view/template/handlers/builder.rb
@@ -1,5 +1,3 @@
-require 'builder'
-
 module ActionView
   module TemplateHandlers
     class Builder < TemplateHandler
@@ -8,8 +6,8 @@ module ActionView
       self.default_format = Mime::XML
 
       def compile(template)
-        "_set_controller_content_type(Mime::XML);" +
-          "xml = ::Builder::XmlMarkup.new(:indent => 2);" +
+        require 'builder'
+        "xml = ::Builder::XmlMarkup.new(:indent => 2);" +
           "self.output_buffer = xml.target!;" +
           template.source +
           ";xml.target!;"
diff --git a/actionpack/lib/action_view/template/handlers/erb.rb b/actionpack/lib/action_view/template/handlers/erb.rb
index d773df7d29..aab7baf442 100644
--- a/actionpack/lib/action_view/template/handlers/erb.rb
+++ b/actionpack/lib/action_view/template/handlers/erb.rb
@@ -1,4 +1,3 @@
-require 'erb'
 require 'active_support/core_ext/class/attribute_accessors'
 
 module ActionView
@@ -16,7 +15,11 @@ module ActionView
       self.default_format = Mime::HTML
 
       def compile(template)
-        ::ERB.new("<% __in_erb_template=true %>#{template.source}", nil, erb_trim_mode, '@output_buffer').src
+        require 'erb'
+
+        magic = $1 if template.source =~ /\A(<%#.*coding[:=]\s*(\S+)\s*-?%>)/
+        erb = "#{magic}<% __in_erb_template=true %>#{template.source}"
+        ::ERB.new(erb, nil, erb_trim_mode, '@output_buffer').src
       end
     end
   end
diff --git a/actionpack/lib/action_view/template/handlers/rjs.rb b/actionpack/lib/action_view/template/handlers/rjs.rb
index a36744c2b7..b1d15dc209 100644
--- a/actionpack/lib/action_view/template/handlers/rjs.rb
+++ b/actionpack/lib/action_view/template/handlers/rjs.rb
@@ -6,7 +6,6 @@ module ActionView
       self.default_format = Mime::JS
 
       def compile(template)
-        "@formats = [:html];" +
         "controller.response.content_type ||= Mime::JS;" +
           "update_page do |page|;#{template.source}\nend"
       end