MAGETWO-66754: Set getConnection() as public method #6243

Author: vrann

lib/internal/Magento/Framework/Model/ResourceModel/AbstractResource.php

@@ -43,7 +43,7 @@ abstract protected function _construct();
      *
      * @return \Magento\Framework\DB\Adapter\AdapterInterface
      */
-    abstract protected function getConnection();
+    abstract public function getConnection();
 
     /**
      * Start resource transaction

lib/internal/Magento/Framework/Model/Test/Unit/ResourceModel/AbstractResourceStub.php

@@ -31,7 +31,7 @@ protected function _construct()
      *
      * @return AdapterInterface
      */
-    protected function getConnection()
+    public function getConnection()
     {
         return $this->connectionAdapter;
     }