Send certificate errors from worker fetch context for off-main-thread-fetch.

third_party/WebKit/public/platform/WebWorkerFetchContext.h

Index: third_party/WebKit/public/platform/WebWorkerFetchContext.h
diff --git a/third_party/WebKit/public/platform/WebWorkerFetchContext.h b/third_party/WebKit/public/platform/WebWorkerFetchContext.h
index 5804d8af217b08a71c895944f183fcdaa786c15a..504d131336b9fe691ec0d0b5601042c6163c091e 100644
--- a/third_party/WebKit/public/platform/WebWorkerFetchContext.h
+++ b/third_party/WebKit/public/platform/WebWorkerFetchContext.h
@@ -48,6 +48,10 @@ class WebWorkerFetchContext {
   // https://tools.ietf.org/html/draft-west-first-party-cookies.
   // See content::URLRequest::first_party_for_cookies() for details.
   virtual WebURL FirstPartyForCookies() const = 0;
+
+  // Reports the certificate error to the browser process.
+  virtual void DidRunContentWithCertificateErrors(const WebURL& url) {}
+  virtual void DidDisplayContentWithCertificateErrors(const WebURL& url) {}
 };
 
 }  // namespace blink