Merge branch '2.7'

* 2.7: (22 commits)
  Php Inspections (EA Extended): squash all PR-13813 commits
  replaced the last remaining is_integer() call
  [2.3] [Config] [Console] [DependencyInjection] [DomCrawler] [Form] [HttpKernel] [PropertyAccess] [Security] [Translation] [Yaml] static code analysis, code cleanup
  [FrameworkBundle] simplify dep declaration
  [VarDumper] Fix "next element is already occupied"
  [Serializer] Introduce ObjectNormalizer
  [Serializer] Refactoring of metadata
  [Validator] Added missing galician (gl) translations
  [WebProfilerBundle] Update ajax calls in toolbar to add the css error class
  [PropertyAccess] stop overwriting once a reference is reached (3rd)
  [OptionsResolver] Remove Unused Variable from Foreach Cycles
  [travis] Tests Security sub-components
  [Serializer] Test that normalizers ignore non-existing attributes.
  [Twig] bootstrap_3_layout.html.twig is usable as a trait
  [travis] Tests Security sub-components
  [Serializer] Fix ClassMetadataFactory PHPDoc
  CS fixes
  [Serializer] rename exception interface
  [Serializer] Optimize GetSetMethodNormalizer and PropertyNormalizer
  [TwigBridge] Bootstrap Layout - Fix the label of checkbox cannot be empty
  ...

Conflicts:
	src/Symfony/Bundle/FrameworkBundle/DependencyInjection/Configuration.php
	src/Symfony/Component/Console/Tests/Helper/LegacyDialogHelperTest.php
	src/Symfony/Component/Serializer/composer.json

2 files changed, 5 insertions, 5 deletions

diff --git a/Core/Authentication/Provider/PreAuthenticatedAuthenticationProvider.php b/Core/Authentication/Provider/PreAuthenticatedAuthenticationProvider.php
index 4f73254..c17a954 100644
--- a/Core/Authentication/Provider/PreAuthenticatedAuthenticationProvider.php
+++ b/Core/Authentication/Provider/PreAuthenticatedAuthenticationProvider.php
@@ -60,7 +60,7 @@ class PreAuthenticatedAuthenticationProvider implements AuthenticationProviderIn
             throw new BadCredentialsException('No pre-authenticated principal found in request.');
         }
 
-        $user = $this->userProvider->loadUserByUsername($user);
+         $user = $this->userProvider->loadUserByUsername($user);
 
         $this->userChecker->checkPostAuth($user);
 
diff --git a/Core/Tests/Util/SecureRandomTest.php b/Core/Tests/Util/SecureRandomTest.php
index 6e12ef2..590efd3 100644
--- a/Core/Tests/Util/SecureRandomTest.php
+++ b/Core/Tests/Util/SecureRandomTest.php
@@ -41,7 +41,7 @@ class SecureRandomTest extends \PHPUnit_Framework_TestCase
 
         for ($j = 1; $j <= 5000; $j++) {
             $k = 4 * $j - 1;
-            $c[8 * $b[$k - 3] + 4 * $b[$k - 2] + 2 * $b[$k - 1] + $b[$k]] += 1;
+            ++$c[8 * $b[$k - 3] + 4 * $b[$k - 2] + 2 * $b[$k - 1] + $b[$k]];
         }
 
         $f = 0;
@@ -73,14 +73,14 @@ class SecureRandomTest extends \PHPUnit_Framework_TestCase
                 $run = 6;
             }
 
-            $runs[$run] += 1;
+            ++$runs[$run];
         };
 
         $currentRun = 0;
         $lastBit = null;
         for ($i = 0; $i < 20000; $i++) {
             if ($lastBit === $b[$i]) {
-                $currentRun += 1;
+                ++$currentRun;
             } else {
                 if ($currentRun > 0) {
                     $addRun($currentRun);
@@ -115,7 +115,7 @@ class SecureRandomTest extends \PHPUnit_Framework_TestCase
         $lastBit = null;
         for ($i = 0; $i < 20000; $i++) {
             if ($lastBit === $b[$i]) {
-                $currentRun += 1;
+                ++$currentRun;
             } else {
                 if ($currentRun > $longestRun) {
                     $longestRun = $currentRun;