From f1508c49371dd050c09c1ae39d02fb9a5542e6ef Mon Sep 17 00:00:00 2001
From: Ben Alpert <spicyjalapeno@gmail.com>
Date: Thu, 24 Jul 2014 12:11:19 -0700
Subject: [PATCH] Use .bind when autobinding

This eliminates all of the `boundMethod` frames from call stacks when debugging and as far as I know should behave the same otherwise.

Test Plan: jest
---
 src/core/ReactCompositeComponent.js                     | 4 +---
 src/core/__tests__/ReactCompositeComponentError-test.js | 2 +-
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/src/core/ReactCompositeComponent.js b/src/core/ReactCompositeComponent.js
index 637c6613a0..42a1dcb45b 100644
--- a/src/core/ReactCompositeComponent.js
+++ b/src/core/ReactCompositeComponent.js
@@ -1265,9 +1265,7 @@ var ReactCompositeComponentMixin = {
    */
   _bindAutoBindMethod: function(method) {
     var component = this;
-    var boundMethod = function() {
-      return method.apply(component, arguments);
-    };
+    var boundMethod = method.bind(component);
     if (__DEV__) {
       boundMethod.__reactBoundContext = component;
       boundMethod.__reactBoundMethod = method;
diff --git a/src/core/__tests__/ReactCompositeComponentError-test.js b/src/core/__tests__/ReactCompositeComponentError-test.js
index 587ebe53f1..049af8a37c 100644
--- a/src/core/__tests__/ReactCompositeComponentError-test.js
+++ b/src/core/__tests__/ReactCompositeComponentError-test.js
@@ -26,7 +26,7 @@ var ReactErrorUtils = require('ReactErrorUtils');
 describe('ReactCompositeComponent-error', function() {
 
   it('should be passed the component and method name', function() {
-    spyOn(ReactErrorUtils, 'guard');
+    spyOn(ReactErrorUtils, 'guard').andCallThrough();
     var Component = React.createClass({
       someHandler: function() {},
       render: function() {