src/vs/workbench/contrib/webview/electron-browser/webviewElement.ts/ElectronWebviewBasedWebview/stopFind
class ElectronWebviewBasedWebview:	public stopFind(keepSelection?: boolean): void {
		this._hasFindResult.fire(false);
		if (!this.element) {
			return;
		}
		this._findStarted = false;
		this.element.stopFindInPage(keepSelection ? 'keepSelection' : 'clearSelection');
		this._onDidStopFind.fire();
	}