Cancel the request when URLLoader is gone

content/browser/service_worker/service_worker_fetch_dispatcher.cc

Index: content/browser/service_worker/service_worker_fetch_dispatcher.cc
diff --git a/content/browser/service_worker/service_worker_fetch_dispatcher.cc b/content/browser/service_worker/service_worker_fetch_dispatcher.cc
index 64aaa7c8cef5a6a879251a07a93c748ab0a5f163..5f0eb840b1d0d1bf4a673365f3522160ec7956d3 100644
--- a/content/browser/service_worker/service_worker_fetch_dispatcher.cc
+++ b/content/browser/service_worker/service_worker_fetch_dispatcher.cc
@@ -46,7 +46,6 @@ class DelegatingURLLoader final : public mojom::URLLoader {
   ~DelegatingURLLoader() override {}
 
   void FollowRedirect() override { loader_->FollowRedirect(); }
-  void Cancel() override { loader_->Cancel(); }
 
   mojom::URLLoaderPtr CreateInterfacePtrAndBind() {
     return binding_.CreateInterfacePtrAndBind();