From 882297b6d98f758b0be318580413304128f77dd1 Mon Sep 17 00:00:00 2001
From: Vladimir Kotikov <v-vlkoti@microsoft.com>
Date: Thu, 25 Feb 2016 11:45:22 +0300
Subject: [PATCH] CB-10583 Protect plugin preferences from adding extra Array
 properties

---
 cordova-common/src/PluginInfo/PluginInfo.js | 16 ++++++----------
 1 file changed, 6 insertions(+), 10 deletions(-)

diff --git a/cordova-common/src/PluginInfo/PluginInfo.js b/cordova-common/src/PluginInfo/PluginInfo.js
index 2554a3c2f..e1a1b3180 100644
--- a/cordova-common/src/PluginInfo/PluginInfo.js
+++ b/cordova-common/src/PluginInfo/PluginInfo.js
@@ -43,18 +43,14 @@ function PluginInfo(dirname) {
     // <preference> tag
     // Example: <preference name="API_KEY" />
     // Used to require a variable to be specified via --variable when installing the plugin.
+    // returns { key : default | null}
     self.getPreferences = getPreferences;
     function getPreferences(platform) {
-        var arprefs = _getTags(self._et, 'preference', platform, _parsePreference);
-
-        var prefs= {};
-        for(var i in arprefs)
-        {
-            var pref=arprefs[i];
-            prefs[pref.preference]=pref.default;
-        }
-        // returns { key : default | null}
-        return prefs;
+        return _getTags(self._et, 'preference', platform, _parsePreference)
+        .reduce(function (preferences, pref) {
+            preferences[pref.preference] = pref.default;
+            return preferences;
+        }, {});
     }
 
     function _parsePreference(prefTag) {