minor #4164 Remove the templateClassPrefix property on Environment (f…

…abpot)

This PR was merged into the 3.x branch.

Discussion
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Remove the templateClassPrefix property on Environment

Commits
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215f988 Remove the templateClassPrefix property on Environment

src/Environment.php

@@ -63,7 +63,6 @@ class Environment
     private $resolvedGlobals;
     private $loadedTemplates;
     private $strictVariables;
-    private $templateClassPrefix = '__TwigTemplate_';
     private $originalCache;
     private $extensionSet;
     private $runtimeLoaders = [];
@@ -290,7 +289,7 @@ public function getTemplateClass(string $name, ?int $index = null): string
     {
         $key = $this->getLoader()->getCacheKey($name).$this->optionsHash;
 
-        return $this->templateClassPrefix.hash(\PHP_VERSION_ID < 80100 ? 'sha256' : 'xxh128', $key).(null === $index ? '' : '___'.$index);
+        return '__TwigTemplate_'.hash(\PHP_VERSION_ID < 80100 ? 'sha256' : 'xxh128', $key).(null === $index ? '' : '___'.$index);
     }
 
     /**

src/Test/IntegrationTestCase.php

@@ -185,11 +185,6 @@ protected function doIntegrationTest($file, $message, $condition, $templates, $e
                 $twig->addFunction($function);
             }
 
-            // avoid using the same PHP class name for different cases
-            $p = new \ReflectionProperty($twig, 'templateClassPrefix');
-            $p->setAccessible(true);
-            $p->setValue($twig, '__TwigTemplate_'.hash(\PHP_VERSION_ID < 80100 ? 'sha256' : 'xxh128', random_bytes(32), false).'_');
-
             $deprecations = [];
             try {
                 $prevHandler = set_error_handler(function ($type, $msg, $file, $line, $context = []) use (&$deprecations, &$prevHandler) {