src/vs/workbench/contrib/webview/browser/webviewFindWidget.ts/WebviewFindWidget/_onInputChanged
class WebviewFindWidget:	public _onInputChanged(): boolean {
		const val = this.inputValue;
		if (val) {
			this._delegate.startFind(val);
		} else {
			this._delegate.stopFind(false);
		}
		return false;
	}