rebase from live enviornment

wp/plugins/divi-builder/includes/builder/module/settings/migration/EmailOptinContent.php

@@ -0,0 +1,35 @@
+<?php
+
+
+class ET_Builder_Module_Settings_Migration_EmailOptinContent extends ET_Builder_Module_Settings_Migration {
+
+	public $version = '3.4';
+
+	public function get_fields() {
+		return array(
+			'description' => array(
+				'affected_fields' => array(
+					'content' => array( 'et_pb_signup' ),
+				),
+			),
+		);
+	}
+
+	public function get_modules( $for_affected_fields = false ) {
+		return array( 'et_pb_signup' );
+	}
+
+	public function migrate( $field_name, $current_value, $module_slug, $saved_value, $saved_field_name, $attrs, $content, $module_address ) {
+		if ( '' === $current_value && '' === $saved_value && '' !== $content ) {
+			return $content;
+		}
+
+		if ( '' === $current_value && '' !== $saved_value ) {
+			return $saved_value;
+		}
+
+		return $current_value;
+	}
+}
+
+return new ET_Builder_Module_Settings_Migration_EmailOptinContent();