minor symfony#23356 [TwigBundle] gracefully handle missing hinclude renderer (xabbuh)

This PR was merged into the 3.2 branch.

Discussion
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[TwigBundle] gracefully handle missing hinclude renderer

| Q             | A
| ------------- | ---
| Branch?       | 3.2
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets |
| License       | MIT
| Doc PR        |

Since symfony#23272 the `ExtensionPass` from the TwigBundle will error when being used with FrameworkBundle 3.4 thus letting all `deps=high` build jobs fail.

Commits
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ebdbecf gracefully handle missing hinclude renderer

Author: fabpot

src/Symfony/Bundle/TwigBundle/DependencyInjection/Compiler/ExtensionPass.php

@@ -65,10 +65,7 @@ public function process(ContainerBuilder $container)
             $container->getDefinition('twig.extension.httpkernel')->addTag('twig.extension');
 
             // inject Twig in the hinclude service if Twig is the only registered templating engine
-            if (
-                !$container->hasParameter('templating.engines')
-                || array('twig') == $container->getParameter('templating.engines')
-            ) {
+            if ((!$container->hasParameter('templating.engines') || array('twig') == $container->getParameter('templating.engines')) && $container->hasDefinition('fragment.renderer.hinclude')) {
                 $container->getDefinition('fragment.renderer.hinclude')
                     ->addTag('kernel.fragment_renderer', array('alias' => 'hinclude'))
                     ->replaceArgument(0, new Reference('twig'))