remove unused classes

src/app/demo/view/floatlabeldemo.component.ts

@@ -3,7 +3,6 @@ import {CountryService} from '../service/countryservice';
 
 @Component({
     templateUrl: './floatlabeldemo.component.html',
-    styleUrls: ['./floatlabeldemo.scss']
 })
 export class FloatLabelDemoComponent implements OnInit {
 
@@ -58,7 +57,6 @@ export class FloatLabelDemoComponent implements OnInit {
         // return filtered results, for demo we filter at client side
         const filtered: any[] = [];
         const query = event.query;
-        // tslint:disable-next-line:prefer-for-of
         for (let i = 0; i < this.countries.length; i++) {
             const country = this.countries[i];
             if (country.name.toLowerCase().indexOf(query.toLowerCase()) == 0) {