Implement transfer navigation with mojo

content/browser/loader/resource_loader.cc

Index: content/browser/loader/resource_loader.cc
diff --git a/content/browser/loader/resource_loader.cc b/content/browser/loader/resource_loader.cc
index f2f670a566d55ed03d811df7269c241b66a3e1bf..ff96bfe7ba856b4d222ae689aec7da03371a25ea 100644
--- a/content/browser/loader/resource_loader.cc
+++ b/content/browser/loader/resource_loader.cc
@@ -198,7 +198,7 @@ void ResourceLoader::CancelWithError(int error_code) {
 }
 
 void ResourceLoader::MarkAsTransferring(
-    const base::Closure& on_transfer_complete_callback) {
+    const TransferCallback& on_transfer_complete_callback) {
   CHECK(IsResourceTypeFrame(GetRequestInfo()->GetResourceType()))
       << "Can only transfer for navigations";
   is_transferring_ = true;
@@ -212,7 +212,9 @@ void ResourceLoader::MarkAsTransferring(
     handler->PrepareForCrossSiteTransfer(child_id);
 }
 
-void ResourceLoader::CompleteTransfer() {
+void ResourceLoader::CompleteTransfer(
+    mojom::URLLoaderAssociatedRequest mojo_request,
+    mojom::URLLoaderClientAssociatedPtr url_loader_client) {
   // Although NavigationResourceThrottle defers at WillProcessResponse
   // (DEFERRED_READ), it may be seeing a replay of events via
   // MimeTypeResourceHandler, and so the request itself is actually deferred at
@@ -234,7 +236,8 @@ void ResourceLoader::CompleteTransfer() {
     handler->MaybeCompleteCrossSiteTransferInOldProcess(child_id);
 
   is_transferring_ = false;
-  base::ResetAndReturn(&on_transfer_complete_callback_).Run();
+  base::ResetAndReturn(&on_transfer_complete_callback_)
+      .Run(std::move(mojo_request), std::move(url_loader_client));
 }
 
 ResourceRequestInfoImpl* ResourceLoader::GetRequestInfo() {