Use X-POST_DATA_FORMAT instead of just POST_DATA_FORMAT

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@1305 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionpack/lib/action_controller/cgi_process.rb

@@ -63,8 +63,8 @@ def query_parameters
     end
 
     def request_parameters
-      if env['HTTP_POST_DATA_FORMAT']
-        CGIMethods.parse_formatted_request_parameters(env['HTTP_POST_DATA_FORMAT'].downcase.intern, env['RAW_POST_DATA'])
+      if env['HTTP_X_POST_DATA_FORMAT']
+        CGIMethods.parse_formatted_request_parameters(env['HTTP_X_POST_DATA_FORMAT'].downcase.intern, env['RAW_POST_DATA'])
       else
         CGIMethods.parse_request_parameters(@cgi.params)
       end

actionpack/lib/action_controller/request.rb

@@ -33,8 +33,8 @@ def head?
 
 
     def post_format
-      if env['POST_DATA_FORMAT']
-        env['POST_DATA_FORMAT'].downcase.intern
+      if env['HTTP_X_POST_DATA_FORMAT']
+        env['HTTP_X_POST_DATA_FORMAT'].downcase.intern
       else
         :query_string
       end