don't use getters for innerWidth and innerHeight

lib/lazy/web/web-lazy-loader-before.js

@@ -25,6 +25,8 @@
 	const LOAD_OBSERVED_ELEMENTS_EVENT = "single-file-load-observed-elements";
 	window._singleFile_innerHeight = window.innerHeight;
 	window._singleFile_innerWidth = window.innerWidth;
+	window.__defineGetter__("innerHeight", () => document.documentElement.scrollHeight);
+	window.__defineGetter__("innerWidth", () => document.documentElement.scrollWidth);
 	document.documentElement.__defineGetter__("clientHeight", () => document.documentElement.scrollHeight);
 	document.documentElement.__defineGetter__("clientWidth", () => document.documentElement.scrollWidth);
 	screen.__defineGetter__("height", () => document.documentElement.scrollHeight);