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 715a35eab81fc59620d0caaf7ceeaedd7a0efd06..b0b507ba9d7e2f48686076673f4a876eac780fe4 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,

[nhiroki, 2017/01/06 05:30:09]

ditto.

[tzik, 2017/01/18 12:56:43]

Done.

+                        int64_t total_size,
+                        const base::Closure& ack_callback) override {
+    NOTREACHED();
+  }
+
   void OnStartLoadingResponseBody(
       mojo::ScopedDataPipeConsumerHandle body) override {
     DCHECK(!body_.is_valid());