diff --git a/wp-includes/rest-api.php b/wp-includes/rest-api.php
index 26593af44a..1c8bb4620e 100644
--- a/wp-includes/rest-api.php
+++ b/wp-includes/rest-api.php
@@ -1367,11 +1367,7 @@ function rest_preload_api_request( $memo, $path ) {
 	if ( 200 === $response->status ) {
 		$server = rest_get_server();
 		$data   = (array) $response->get_data();
-		if ( method_exists( $server, 'get_compact_response_links' ) ) {
-			$links = call_user_func( array( $server, 'get_compact_response_links' ), $response );
-		} else {
-			$links = call_user_func( array( $server, 'get_response_links' ), $response );
-		}
+		$links  = $server->get_compact_response_links( $response );
 		if ( ! empty( $links ) ) {
 			$data['_links'] = $links;
 		}
diff --git a/wp-includes/rest-api/endpoints/class-wp-rest-controller.php b/wp-includes/rest-api/endpoints/class-wp-rest-controller.php
index dbd129cc43..389262274f 100644
--- a/wp-includes/rest-api/endpoints/class-wp-rest-controller.php
+++ b/wp-includes/rest-api/endpoints/class-wp-rest-controller.php
@@ -212,12 +212,7 @@ abstract class WP_REST_Controller {
 
 		$data   = (array) $response->get_data();
 		$server = rest_get_server();
-
-		if ( method_exists( $server, 'get_compact_response_links' ) ) {
-			$links = call_user_func( array( $server, 'get_compact_response_links' ), $response );
-		} else {
-			$links = call_user_func( array( $server, 'get_response_links' ), $response );
-		}
+		$links  = $server->get_compact_response_links( $response );
 
 		if ( ! empty( $links ) ) {
 			$data['_links'] = $links;
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 064e93f8c5..3a0b603c76 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.1-alpha-44172';
+$wp_version = '5.1-alpha-44173';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.