removed code specific to older versions of PHP

lib/Twig/Error.php

@@ -130,25 +130,6 @@ class Twig_Error extends Exception
         $this->updateRepr();
     }
 
-    /**
-     * For PHP < 5.3.0, provides access to the getPrevious() method.
-     *
-     * @param string $method    The method name
-     * @param array  $arguments The parameters to be passed to the method
-     *
-     * @return Exception The previous exception or null
-     *
-     * @throws BadMethodCallException
-     */
-    public function __call($method, $arguments)
-    {
-        if ('getprevious' == strtolower($method)) {
-            return $this->previous;
-        }
-
-        throw new BadMethodCallException(sprintf('Method "Twig_Error::%s()" does not exist.', $method));
-    }
-
     public function appendMessage($rawMessage)
     {
         $this->rawMessage .= $rawMessage;

lib/Twig/Extension/Core.php

@@ -1,10 +1,5 @@
 <?php
 
-if (!defined('ENT_SUBSTITUTE')) {
-    // use 0 as hhvm does not support several flags yet
-    define('ENT_SUBSTITUTE', 0);
-}
-
 /*
  * This file is part of Twig.
  *
@@ -568,11 +563,7 @@ function twig_number_format_filter(Twig_Environment $env, $number, $decimal = nu
 function twig_urlencode_filter($url)
 {
     if (is_array($url)) {
-        if (defined('PHP_QUERY_RFC3986')) {
-            return http_build_query($url, '', '&', PHP_QUERY_RFC3986);
-        }
-
-        return http_build_query($url, '', '&');
+        return http_build_query($url, '', '&', PHP_QUERY_RFC3986);
     }
 
     return rawurlencode($url);

test/Twig/Tests/Fixtures/functions/magic_static_call.test

@@ -1,7 +1,5 @@
 --TEST--
 __staticCall calls
---CONDITION--
-version_compare(phpversion(), '5.3.0', '>=')
 --TEMPLATE--
 {{ 'foo'|magic_call_string }}
 {{ 'foo'|magic_call_array }}