@class WKWebViewConfiguration, WKWebView, NSString; @protocol WBSWebViewMetadataFetchOperationDelegate; @interface WBSWebViewMetadataFetchOperation : WBSSiteMetadataFetchOperation @property (weak, nonatomic) id delegate; @property (readonly, nonatomic) WKWebView *webView; @property (readonly, nonatomic) WKWebViewConfiguration *webViewConfiguration; @property (readonly, nonatomic) struct CGSize { double x0; double x1; } webViewSize; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (void)webView:(id)a0 didFailNavigation:(id)a1 withError:(id)a2; - (void)webView:(id)a0 didFailProvisionalNavigation:(id)a1 withError:(id)a2; - (void)dealloc; - (void)start; - (void).cxx_destruct; - (void)cancel; - (void)_webViewWebProcessDidCrash:(id)a0; - (void)didCreateWebView; - (void)_setUpWebViewAndStartOffscreenFetching; - (void)clearWebView; - (void)didFailFetchWithError:(id)a0; - (void)startOffscreenFetching; - (void)willClearWebView; @end