[Console] remove weird use statement
[Console] Fixed notice in DialogHelper
[Console] Fixed notice in QuestionHelper
minor #11162 [Console] remove weird use statement (cordoval)

This PR was merged into the 2.5 branch.

Discussion
----------

[Console] remove weird use statement

|Q            |A     |
|---          |---   |
|Bug Fix?     |yes   |
|New Feature? |no    |
|BC Breaks?   |no    |
|Deprecations?|no    |
|Tests Pass?  |yes     |
|Fixed Tickets| |
|License      |MIT   |
|Doc PR       |      |

Commits
-------

c117e8e [Console] remove weird use statement
Merge branch '2.3' into 2.4

* 2.3:
  Added missing `break` statement
  don't disable constructor calls to mockups of classes that extend internal PHP classes
  Small comment update according to PSR-2
  [Console] Fixed notice in DialogHelper
  [HttpFoundation] Fixed Request::getPort returns incorrect value under IPv6
  [Filesystem] Fix test suite on OSX
  Add framework-bundle

Conflicts:
	src/Symfony/Component/Filesystem/Tests/FilesystemTest.php
	src/Symfony/Component/HttpFoundation/Tests/Session/Storage/Handler/MongoDbSessionHandlerTest.php
Merge branch '2.4' into 2.5

* 2.4:
  fixed previous merge
  Added missing `break` statement
  don't disable constructor calls to mockups of classes that extend internal PHP classes
  Small comment update according to PSR-2
  [Console] Fixed notice in DialogHelper
  [HttpFoundation] Fixed Request::getPort returns incorrect value under IPv6
  [Filesystem] Fix test suite on OSX
  Add framework-bundle

Conflicts:
	src/Symfony/Bundle/TwigBundle/composer.json
Merge branch '2.5'

* 2.5:
  fixed previous merge
  Added missing `break` statement
  don't disable constructor calls to mockups of classes that extend internal PHP classes
  Small comment update according to PSR-2
  [Yaml] fix overwriting of keys after merged map
  [Yaml] fix priority of sequence merges according to spec
  [Console] Fixed notice in QuestionHelper
  [Console] Fixed notice in DialogHelper
  [Yaml] refactoring of merges for performance
  [Console] remove weird use statement
  [HttpFoundation] Fixed Request::getPort returns incorrect value under IPv6
  [Filesystem] Fix test suite on OSX
  [FrameworkBundle] Redirect server output to /dev/null in case no verbosity is needed
  Add framework-bundle

Conflicts:
	src/Symfony/Component/Yaml/Parser.php