Remove an invalid ajax test and some code that is no longer used by any test.

test/data/name.php

@@ -19,11 +19,6 @@ if($name == 'foo') {
 	echo "pan";
 	die();
 }
-$request = apache_request_headers();
+
-$request = $request['X-Custom-Header'];
-if(strlen($request) > 0) {
-	echo $request;
-	die();
-}
 echo 'ERROR <script type="text/javascript">ok( true, "name.php executed" );</script>';
 ?>

test/data/notmodified.php

@@ -1 +0,0 @@
-<?php header('HTTP/1.0 304 Not Modified'); exit; ?>

test/unit/ajax.js

@@ -524,21 +524,6 @@ test("jQuery ajax - cross-domain detection", function() {
 
 });
 
-test(".ajax() - 304", function() {
-	expect( 1 );
-	stop();
-
-	jQuery.ajax({
-		url: url("data/notmodified.php"),
-		success: function(){ ok(true, "304 ok"); },
-		// Do this because opera simply refuses to implement 304 handling :(
-		// A feature-driven way of detecting this would be appreciated
-		// See: http://gist.github.com/599419
-		error: function(){ ok(jQuery.browser.opera, "304 not ok "); },
-		complete: function(xhr){ start(); }
-	});
-});
-
 test(".load()) - 404 error callbacks", function() {
 	expect( 6 );
 	stop();