MAGETWO-81153: Backward incompatible changes of 2.2.1 release

- get rid from helper interface

Author: viktym

app/code/Magento/Customer/Block/Address/Edit.php

@@ -47,8 +47,9 @@ class Edit extends \Magento\Directory\Block\Data
      * @var \Magento\Framework\Api\DataObjectHelper
      */
     protected $dataObjectHelper;
+
     /**
-     * @var AttributeChecker|null
+     * @var AttributeChecker
      */
     private $attributeChecker;
 
@@ -67,8 +68,7 @@ class Edit extends \Magento\Directory\Block\Data
      * @param \Magento\Customer\Helper\Session\CurrentCustomer $currentCustomer
      * @param \Magento\Framework\Api\DataObjectHelper $dataObjectHelper
      * @param array $data
-     *
-     * @param AttributeChecker|null $attributeChecker
+     * @param AttributeChecker $attributeChecker
      * @SuppressWarnings(PHPMD.ExcessiveParameterList)
      */
     public function __construct(

app/code/Magento/Customer/Test/Unit/Model/AttributeCheckerTest.php

@@ -12,16 +12,12 @@
 use Magento\Customer\Model\AttributeChecker;
 use Magento\Customer\Model\Attribute;
 use Magento\Customer\Model\Metadata\AttributeResolver;
-use Magento\Framework\App\Helper\Context;
 
 class AttributeCheckerTest extends \PHPUnit\Framework\TestCase
 {
     /** @var AttributeChecker|\PHPUnit_Framework_MockObject_MockObject */
     private $model;
 
-    /** @var Context */
-    private $context;
-
     /** @var  AttributeResolver|\PHPUnit_Framework_MockObject_MockObject */
     private $attributeResolver;
 
@@ -30,16 +26,12 @@ class AttributeCheckerTest extends \PHPUnit\Framework\TestCase
 
     protected function setUp()
     {
-        $this->context = $this->getMockBuilder(Context::class)
-            ->disableOriginalConstructor()
-            ->getMock();
         $this->addressMetadataService = $this->getMockForAbstractClass(AddressMetadataInterface::class);
         $this->attributeResolver = $this->getMockBuilder(AttributeResolver::class)
             ->disableOriginalConstructor()
             ->getMock();
 
         $this->model = new AttributeChecker(
-            $this->context,
             $this->addressMetadataService,
             $this->attributeResolver
         );