Fixed that PrototypeHelper#update_page should return html_safe [DHH]

actionpack/CHANGELOG

@@ -1,5 +1,7 @@
 *Edge*
 
+* Fixed that PrototypeHelper#update_page should return html_safe [DHH]
+
 * Fixed that much of DateHelper wouldn't return html_safe? strings [DHH]
 
 * Fixed that fragment caching should return a cache hit as html_safe (or it would all just get escaped) [DHH]

actionpack/lib/action_view/helpers/prototype_helper.rb

@@ -1030,7 +1030,7 @@ module ActionView
       #     page.hide 'spinner'
       #   end
       def update_page(&block)
-        JavaScriptGenerator.new(@template, &block).to_s
+        JavaScriptGenerator.new(@template, &block).to_s.html_safe!
       end
 
       # Works like update_page but wraps the generated JavaScript in a <script>