feature #16423 [VarDumper] Deprecate VarDumperTestCase in favor of th…

…e trait (nicolas-grekas)

This PR was merged into the 2.8 branch.

Discussion
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[VarDumper] Deprecate VarDumperTestCase in favor of the trait

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

Because people must upgrade to PHP 5.5 before upgrading to Sf 3.0, this can be done on the 2.8 branch.

Commits
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31e51ba [VarDumper] Deprecate VarDumperTestCase in favor of the trait

src/Symfony/Component/VarDumper/Test/VarDumperTestCase.php

@@ -16,6 +16,8 @@
 
 /**
  * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @deprecated since version 2.8, to be removed in 3.0. Use the VarDumperTestTrait instead.
  */
 abstract class VarDumperTestCase extends \PHPUnit_Framework_TestCase
 {