Delegate xml_http_request in integration tests to the session instance.

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@4161 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionpack/CHANGELOG

 *SVN*
 
+* Delegate xml_http_request in integration tests to the session instance. [Jamis Buck]
+
 * Update the diagnostics template skip the useless '<controller not set>' text. [Nicholas Seckar]
 
 * CHANGED DEFAULT: Don't parse YAML input by default, but keep it available as an easy option [DHH]

actionpack/lib/action_controller/integration.rb

@@ -464,7 +464,7 @@ def reset!
       @integration_session = open_session
     end
 
-    %w(get post cookies assigns).each do |method|
+    %w(get post cookies assigns xml_http_request).each do |method|
       define_method(method) do |*args|
         reset! unless @integration_session
         returning @integration_session.send(method, *args) do