Remove obsolete state and event handlers

client/homebrew/brewRenderer/brewRenderer.jsx

@@ -64,7 +64,6 @@ const BrewRenderer = (props)=>{
 	};
 
 	const [state, setState] = useState({
-		height     : PAGE_HEIGHT,
 		isMounted  : false,
 		visibility : 'hidden',
 		zoom       : 100
@@ -78,17 +77,6 @@ const BrewRenderer = (props)=>{
 		rawPages = props.text.split(/^\\page$/gm);
 	}
 
-	useEffect(()=>{ // Unmounting steps
-		return ()=>{window.removeEventListener('resize', updateSize);};
-	}, []);
-
-	const updateSize = ()=>{
-		setState((prevState)=>({
-			...prevState,
-			height : mainRef.current.parentNode.clientHeight,
-		}));
-	};
-
 	const updateCurrentPage = useCallback(_.throttle((e)=>{
 		const { scrollTop, clientHeight, scrollHeight } = e.target;
 		const totalScrollableHeight = scrollHeight - clientHeight;
@@ -163,8 +151,6 @@ const BrewRenderer = (props)=>{
 
 	const frameDidMount = ()=>{	//This triggers when iFrame finishes internal "componentDidMount"
 		setTimeout(()=>{	//We still see a flicker where the style isn't applied yet, so wait 100ms before showing iFrame
-			updateSize();
-			window.addEventListener('resize', updateSize);
 			renderPages(); //Make sure page is renderable before showing
 			setState((prevState)=>({
 				...prevState,