From e5bb0889cd5bcd9123a74cf76f84e8ef60eacf9c Mon Sep 17 00:00:00 2001
From: Kris Borchers <kris.borchers@gmail.com>
Date: Thu, 1 Aug 2013 23:24:29 -0500
Subject: [PATCH] Update everything that can't be polyfilled in old IE.

Replace PointerMap.size getter with a size method.
Quote properties named delete.
---
 src/capture.js | 2 +-
 src/mouse.js   | 2 +-
 src/ms.js      | 2 +-
 src/touch.js   | 6 +++---
 4 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/src/capture.js b/src/capture.js
index 464e7724..e07b45e5 100644
--- a/src/capture.js
+++ b/src/capture.js
@@ -32,7 +32,7 @@
       dispatcher.releaseCapture(pointerId, this);
     };
   }
-  if (!Element.prototype.setPointerCapture) {
+  if (window.Element && !Element.prototype.setPointerCapture) {
     Object.defineProperties(Element.prototype, {
       'setPointerCapture': {
         value: s
diff --git a/src/mouse.js b/src/mouse.js
index 9601eb23..e7138b7e 100644
--- a/src/mouse.js
+++ b/src/mouse.js
@@ -94,7 +94,7 @@
       this.cleanupMouse();
     },
     cleanupMouse: function() {
-      pointermap.delete(this.POINTER_ID);
+      pointermap['delete'](this.POINTER_ID);
     }
   };
 
diff --git a/src/ms.js b/src/ms.js
index 7d0c3564..f35f888f 100644
--- a/src/ms.js
+++ b/src/ms.js
@@ -41,7 +41,7 @@
       return e;
     },
     cleanup: function(id) {
-      pointermap.delete(id);
+      pointermap['delete'](id);
     },
     MSPointerDown: function(inEvent) {
       pointermap.set(inEvent.pointerId, inEvent);
diff --git a/src/touch.js b/src/touch.js
index 0a5c45de..24768ac3 100644
--- a/src/touch.js
+++ b/src/touch.js
@@ -54,11 +54,11 @@
       }
     },
     elementRemoved: function(el) {
-      this.scrollType.delete(el);
+      this.scrollType['delete'](el);
       dispatcher.unlisten(el, this.events);
       // remove touch-action from shadow
       allShadows(el).forEach(function(s) {
-        this.scrollType.delete(s);
+        this.scrollType['delete'](s);
         dispatcher.unlisten(s, this.events);
       }, this);
     },
@@ -291,7 +291,7 @@
       this.cleanUpPointer(inPointer);
     },
     cleanUpPointer: function(inPointer) {
-      pointermap.delete(inPointer.pointerId);
+      pointermap['delete'](inPointer.pointerId);
       this.removePrimaryPointer(inPointer);
     },
     // prevent synth mouse events from creating pointer events