minor #18979 [HttpKernel] Fix context dependent test (nicolas-grekas)

This PR was merged into the 2.7 branch.

Discussion
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[HttpKernel] Fix context dependent test

| Q             | A
| ------------- | ---
| Branch?       | 2.7
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | -
| License       | MIT
| Doc PR        | -

Class `Foo` exists when the ClassLoader component is tested alongside with HttpKernel

Commits
-------

065dee8 [HttpKernel] Fix context dependent test

src/Symfony/Bundle/FrameworkBundle/Tests/Controller/ControllerResolverTest.php

@@ -150,7 +150,7 @@ class ControllerResolverTest extends BaseControllerResolverTest
     {
         return array(
             array('foo', '\LogicException', 'Unable to parse the controller name "foo".'),
-            array('foo::bar', '\InvalidArgumentException', 'Class "foo" does not exist.'),
+            array('oof::bar', '\InvalidArgumentException', 'Class "oof" does not exist.'),
             array('stdClass', '\LogicException', 'Unable to parse the controller name "stdClass".'),
             array(
                 'Symfony\Component\HttpKernel\Tests\Controller\ControllerResolverTest::bar',

src/Symfony/Component/HttpKernel/Tests/Controller/ControllerResolverTest.php

@@ -127,7 +127,7 @@ class ControllerResolverTest extends \PHPUnit_Framework_TestCase
     {
         return array(
             array('foo'),
-            array('foo::bar'),
+            array('oof::bar'),
             array('stdClass'),
             array('Symfony\Component\HttpKernel\Tests\Controller\ControllerResolverTest::bar'),
         );