diff --git content/browser/network_service_client.cc content/browser/network_service_client.cc
index 2c2795aeaf51..7cded67a3fe3 100644
--- content/browser/network_service_client.cc
+++ content/browser/network_service_client.cc
@@ -205,10 +205,6 @@ class LoginHandlerDelegate {
     }
 
     WebContents* web_contents = web_contents_getter_.Run();
-    if (!web_contents) {
-      OnAuthCredentials(base::nullopt);
-      return;
-    }
 
     // WeakPtr is not strictly necessary here due to OnRequestCancelled.
     creating_login_delegate_ = true;
@@ -500,11 +496,6 @@ void NetworkServiceClient::OnAuthRequired(
   base::RepeatingCallback<WebContents*(void)> web_contents_getter =
       base::BindRepeating(GetWebContents, process_id, routing_id);
 
-  if (!web_contents_getter.Run()) {
-    std::move(auth_challenge_responder)->OnAuthCredentials(base::nullopt);
-    return;
-  }
-
   bool is_request_for_main_frame = IsMainFrameRequest(process_id, routing_id);
   new LoginHandlerDelegate(std::move(auth_challenge_responder),
                            std::move(web_contents_getter), auth_info,
diff --git services/network/public/cpp/simple_url_loader.cc services/network/public/cpp/simple_url_loader.cc
index 068b86169fab..b8488726b6a7 100644
--- services/network/public/cpp/simple_url_loader.cc
+++ services/network/public/cpp/simple_url_loader.cc
@@ -227,6 +227,7 @@ class SimpleURLLoaderImpl : public SimpleURLLoader,
       uint64_t length = std::numeric_limits<uint64_t>::max()) override;
   void SetRetryOptions(int max_retries, int retry_mode) override;
   void SetTimeoutDuration(base::TimeDelta timeout_duration) override;
+  void SetRequestId(int32_t request_id) override;
 
   int NetError() const override;
   const ResourceResponseHead* ResponseInfo() const override;
@@ -344,6 +345,8 @@ class SimpleURLLoaderImpl : public SimpleURLLoader,
   // The next values contain all the information required to restart the
   // request.
 
+  int32_t request_id_ = 0;
+
   // Populated in the constructor, and cleared once no longer needed, when no
   // more retries are possible.
   std::unique_ptr<ResourceRequest> resource_request_;
@@ -1368,6 +1371,12 @@ void SimpleURLLoaderImpl::SetTimeoutDuration(base::TimeDelta timeout_duration) {
   timeout_duration_ = timeout_duration;
 }
 
+void SimpleURLLoaderImpl::SetRequestId(int32_t request_id) {
+  // Check if a request has not yet been started.
+  DCHECK(!body_handler_);
+  request_id_ = request_id;
+}
+
 int SimpleURLLoaderImpl::NetError() const {
   // Should only be called once the request is compelete.
   DCHECK(request_state_->finished);
@@ -1516,7 +1525,7 @@ void SimpleURLLoaderImpl::StartRequest(
         string_upload_data_pipe_getter_->GetPtrForNewUpload());
   }
   url_loader_factory->CreateLoaderAndStart(
-      mojo::MakeRequest(&url_loader_), 0 /* routing_id */, 0 /* request_id */,
+      mojo::MakeRequest(&url_loader_), 0 /* routing_id */, request_id_,
       0 /* options */, *resource_request_, std::move(client_ptr),
       net::MutableNetworkTrafficAnnotationTag(annotation_tag_));
 
diff --git services/network/public/cpp/simple_url_loader.h services/network/public/cpp/simple_url_loader.h
index f81788d25fda..ba8948be5ebf 100644
--- services/network/public/cpp/simple_url_loader.h
+++ services/network/public/cpp/simple_url_loader.h
@@ -324,6 +324,9 @@ class COMPONENT_EXPORT(NETWORK_CPP) SimpleURLLoader {
   // as much time as it wants.
   virtual void SetTimeoutDuration(base::TimeDelta timeout_duration) = 0;
 
+  // Set the ID that will be associated with the request.
+  virtual void SetRequestId(int32_t request_id) = 0;
+
   // Returns the net::Error representing the final status of the request. May
   // only be called once the loader has informed the caller of completion.
   virtual int NetError() const = 0;