Implement upload progress handling in Mojo loading

content/renderer/service_worker/service_worker_context_client.cc

Index: content/renderer/service_worker/service_worker_context_client.cc
diff --git a/content/renderer/service_worker/service_worker_context_client.cc b/content/renderer/service_worker/service_worker_context_client.cc
index 533230c91afce28e94d161762f81add3867d2aa6..fdab19323c6e42ecfa6a1d3ae2f9e4e3b2ff9a4f 100644
--- a/content/renderer/service_worker/service_worker_context_client.cc
+++ b/content/renderer/service_worker/service_worker_context_client.cc
@@ -308,6 +308,12 @@ class ServiceWorkerContextClient::NavigationPreloadRequest final
     NOTREACHED();
   }
 
+  void OnUploadProgress(int64_t current_position,
+                        int64_t total_size,
+                        const base::Closure& ack_callback) override {
+    NOTREACHED();
+  }
+
   void OnReceiveCachedMetadata(const std::vector<uint8_t>& data) override {}
 
   void OnTransferSizeUpdated(int32_t transfer_size_diff) override {