From 54e8cc8f02d310fdd6e691bb363e2a5d8ae47967 Mon Sep 17 00:00:00 2001
From: Dustin Chilson <dustinchilson@users.noreply.github.com>
Date: Thu, 20 Nov 2014 10:14:25 -0500
Subject: [PATCH] docs($http): Describe how to remove a header on a per request
 basis.

---
 src/ng/http.js | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/ng/http.js b/src/ng/http.js
index 57afa3dd70d4..124a70da64e5 100644
--- a/src/ng/http.js
+++ b/src/ng/http.js
@@ -343,6 +343,21 @@ function $HttpProvider() {
      * In addition, you can supply a `headers` property in the config object passed when
      * calling `$http(config)`, which overrides the defaults without changing them globally.
      *
+     * To explicitly remove a header automatically added via $httpProvider.defaults.headers on a per request basis,
+     * Use the `headers` property, setting the desired header to `undefined`. For example:
+     * 
+     * ```
+     * var req = {
+     *  method: 'POST',
+     *  url: 'http://example.com',
+     *  headers: {
+     *    'Content-Type': undefined
+     *  },
+     *  data: { test: 'test' },
+     * }
+     * 
+     * $http(req).success(function(){...}).error(function(){...});
+     * ```
      *
      * ## Transforming Requests and Responses
      *