Rambox-CE/ext/overrides/event/publisher/Gesture.js

//<feature legacyBrowser>
Ext.define('Ext.overrides.event.publisher.Gesture', {
    override: 'Ext.event.publisher.Gesture'
}, function() {
    if (Ext.isIE9m) {
        this.override({
            updateTouches: function(e, isEnd) {
                var browserEvent = e.browserEvent,
                    xy = e.getXY();

                // I don't always set pageX and pageY on the event object, but when I do
                // it's because the Gesture publisher expects an event object that has them.
                browserEvent.pageX = xy[0];
                browserEvent.pageY = xy[1];
                this.callParent([e, isEnd]);
            },

            doDelegatedEvent: function(e) {
                // Workaround IE's "Member not found" errors when accessing an event
                // object asynchronously.  Needed for all gesture handlers because
                // they use requestAnimationFrame (see enableIEAsync for more details)
                this.callParent([Ext.event.Event.enableIEAsync(e)]);
            }
        });
    }
});
//</feature>