Replaced deprecated constant XML_PATH_NEWSLETTER_ACTIVE

Author: sedonik

app/code/Magento/Customer/Block/Form/Register.php

@@ -6,7 +6,6 @@
 namespace Magento\Customer\Block\Form;
 
 use Magento\Customer\Model\AccountManagement;
-use Magento\Newsletter\Observer\PredispatchNewsletterObserver;
 
 /**
  * Customer register form block
@@ -170,7 +169,7 @@ public function getRegion()
     public function isNewsletterEnabled()
     {
         return $this->_moduleManager->isOutputEnabled('Magento_Newsletter')
-            && $this->getConfig(PredispatchNewsletterObserver::XML_PATH_NEWSLETTER_ACTIVE);
+            && $this->getConfig(\Magento\Newsletter\Model\Config::XML_PATH_NEWSLETTER_ACTIVE);
     }
 
     /**

app/code/Magento/Customer/Test/Unit/Block/Form/RegisterTest.php

@@ -7,7 +7,6 @@
 
 use Magento\Customer\Block\Form\Register;
 use Magento\Customer\Model\AccountManagement;
-use Magento\Newsletter\Observer\PredispatchNewsletterObserver;
 
 /**
  * Test class for \Magento\Customer\Block\Form\Register.
@@ -298,7 +297,7 @@ public function testIsNewsletterEnabled($isNewsletterEnabled, $isNewsletterActiv
         )->method(
             'getValue'
         )->with(
-            PredispatchNewsletterObserver::XML_PATH_NEWSLETTER_ACTIVE
+            \Magento\Newsletter\Model\Config::XML_PATH_NEWSLETTER_ACTIVE
         )->will(
             $this->returnValue($isNewsletterActive)
         );

app/code/Magento/Newsletter/Model/Config.php

@@ -17,7 +17,7 @@ class Config
     /**
      * Configuration path to newsletter active setting
      */
-    private const XML_PATH_NEWSLETTER_ACTIVE = 'newsletter/general/active';
+    const XML_PATH_NEWSLETTER_ACTIVE = 'newsletter/general/active';
 
     /**
      * @var ScopeConfigInterface

app/code/Magento/Newsletter/Test/Unit/Observer/PredispatchNewsletterObserverTest.php

@@ -90,7 +90,7 @@ public function testNewsletterEnabled() : void
             ->getMockForAbstractClass();
 
         $this->configMock->method('getValue')
-            ->with(PredispatchNewsletterObserver::XML_PATH_NEWSLETTER_ACTIVE, ScopeInterface::SCOPE_STORE)
+            ->with(\Magento\Newsletter\Model\Config::XML_PATH_NEWSLETTER_ACTIVE, ScopeInterface::SCOPE_STORE)
             ->willReturn(true);
         $observerMock->expects($this->never())
             ->method('getData')
@@ -116,7 +116,7 @@ public function testNewsletterDisabled() : void
 
         $this->configMock->expects($this->at(0))
             ->method('getValue')
-            ->with(PredispatchNewsletterObserver::XML_PATH_NEWSLETTER_ACTIVE, ScopeInterface::SCOPE_STORE)
+            ->with(\Magento\Newsletter\Model\Config::XML_PATH_NEWSLETTER_ACTIVE, ScopeInterface::SCOPE_STORE)
             ->willReturn(false);
 
         $expectedRedirectUrl = 'https://test.com/index';