badBrowserResizeObserverving

    initMixin: function() {
        var resizeF;
        var thisView = this;
        if (typeof window.onresize === "function"){
            resizeF = function(){
                window.onresize();
                thisView.checkBounds(thisView);
            };
        }
        else {
            resizeF = function(){
                thisView.checkBounds(thisView);
            };
        }
        window.onresize = resizeF;
    }