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 3a0baf07e43286805bf9413ec531e2a913d9274e..99998888a94b1835144bcc6b2e8ee40efe315dbd 100644
--- a/content/renderer/service_worker/service_worker_context_client.cc
+++ b/content/renderer/service_worker/service_worker_context_client.cc
@@ -294,6 +294,12 @@ 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 {