<?php

namespace Oro\Bundle\EmailBundle\Model;

class ExtendEmail
{
    public function getAssociations()
    {
        //
    }

    public function addAssociation()
    {
        //
    }

    public function removeAssociation()
    {
        //
    }
}

<?php

namespace Oro\Bundle\EmailBundle\Model;

class ExtendEmail
{
}

--- 
+++ 
@@ -4,4 +4,18 @@
 
 class ExtendEmail
 {
+    public function getAssociations()
+    {
+        //
+    }
+
+    public function addAssociation()
+    {
+        //
+    }
+
+    public function removeAssociation()
+    {
+        //
+    }
 }
BAP-4251: Create trait for activities Extend* classes
- add associations stub methods
