From e45bfa4449d92cd327ec8fe465175c71de72578b Mon Sep 17 00:00:00 2001
From: Richard Herrera <richard.herrera@nfl.com>
Date: Tue, 26 Jan 2016 18:47:16 -0800
Subject: [PATCH 1/2] fix IE11 Script Access Denied error.

---
 modules/_classof.js | 38 +++++++++++++++++++++++++++++---------
 1 file changed, 29 insertions(+), 9 deletions(-)

diff --git a/modules/_classof.js b/modules/_classof.js
index 7813b3de33cd..34d33cbb0b1f 100644
--- a/modules/_classof.js
+++ b/modules/_classof.js
@@ -5,12 +5,32 @@ var cof = require('./_cof')
   , ARG = cof(function(){ return arguments; }()) == 'Arguments';
 
 module.exports = function(it){
-  var O, T, B;
-  return it === undefined ? 'Undefined' : it === null ? 'Null'
-    // @@toStringTag case
-    : typeof (T = (O = Object(it))[TAG]) == 'string' ? T
-    // builtinTag case
-    : ARG ? cof(O)
-    // ES3 arguments fallback
-    : (B = cof(O)) == 'Object' && typeof O.callee == 'function' ? 'Arguments' : B;
-};
\ No newline at end of file
+  if (it === undefined) {
+    return 'Undefined';
+  }
+
+  if (it === null) {
+    return 'Null';
+  }
+
+  var O = Object(it);
+
+  // @@toStringTag case
+  if (TAG in O && typeof O[TAG] === 'string') {
+    return O[TAG];
+  }
+
+  var B = cof(O);
+
+  // builtinTag case
+  if (ARG) {
+    return B;
+  }
+
+  // ES3 arguments fallback
+  if (B === 'Object' && typeof O.callee === 'function') {
+    return 'Arguments';
+  }
+
+  return B;
+};

From 49fce43229dd2a38c9021d60bbc4d75f31416e11 Mon Sep 17 00:00:00 2001
From: Richard Herrera <richard.herrera@nfl.com>
Date: Wed, 3 Feb 2016 15:02:44 -0800
Subject: [PATCH 2/2] Use try/catch to suppress error in IE Edge as well.

---
 modules/_classof.js | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/modules/_classof.js b/modules/_classof.js
index 34d33cbb0b1f..8849a528fafb 100644
--- a/modules/_classof.js
+++ b/modules/_classof.js
@@ -16,9 +16,11 @@ module.exports = function(it){
   var O = Object(it);
 
   // @@toStringTag case
-  if (TAG in O && typeof O[TAG] === 'string') {
-    return O[TAG];
-  }
+  try {
+    if (typeof O[TAG] === 'string') {
+      return O[TAG];
+    }
+  } catch (e) {}
 
   var B = cof(O);