1 files changed, 3 insertions, 3 deletions
diff --git a/node_modules/fbjs/lib/Deferred.js.flow b/node_modules/fbjs/lib/Deferred.js.flow
index aaad67b5c..16aa3429f 100644
--- a/node_modules/fbjs/lib/Deferred.js.flow
+++ b/node_modules/fbjs/lib/Deferred.js.flow
@@ -48,15 +48,15 @@ class Deferred<Tvalue, Treason> {
     this._reject(reason);
   }
 
-  catch(): Promise<any> {
+  catch(onReject?: ?(error: any) => mixed): Promise<any> {
     return Promise.prototype.catch.apply(this._promise, arguments);
   }
 
-  then(): Promise<any> {
+  then(onFulfill?: ?(value: any) => mixed, onReject?: ?(error: any) => mixed): Promise<any> {
     return Promise.prototype.then.apply(this._promise, arguments);
   }
 
-  done(): void {
+  done(onFulfill?: ?(value: any) => mixed, onReject?: ?(error: any) => mixed): void {
     // Embed the polyfill for the non-standard Promise.prototype.done so that
     // users of the open source fbjs don't need a custom lib for Promise
     const promise = arguments.length ? this._promise.then.apply(this._promise, arguments) : this._promise;