Implement Mojo SyncLoad

content/browser/loader/resource_dispatcher_host_impl.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // See http://dev.chromium.org/developers/design-documents/multi-process-resource-loading
 
 #include "content/browser/loader/resource_dispatcher_host_impl.h"
 
 #include <stddef.h>
 
@@ skipping 2253 matching lines @@
     mojo::InterfaceRequest<mojom::URLLoader> mojo_request,
     mojom::URLLoaderClientPtr url_loader_client,
     ResourceMessageFilter* filter) {
   filter_ = filter;
   OnRequestResourceInternal(routing_id, request_id, request,
                             std::move(mojo_request),
                             std::move(url_loader_client));
   filter_ = nullptr;
 }
 
+void ResourceDispatcherHostImpl::OnSyncLoadWithMojo(
+    int routing_id,
+    int request_id,
+    const ResourceRequest& request_data,
+    ResourceMessageFilter* filter,
+    const SyncLoadResultCallback& result_handler) {
+  filter_ = filter;
+  BeginRequest(request_id, request_data, result_handler, routing_id,
+               nullptr, nullptr);
+  filter_ = nullptr;
+}
+
 // static
 int ResourceDispatcherHostImpl::CalculateApproximateMemoryCost(
     net::URLRequest* request) {
   // The following fields should be a minor size contribution (experimentally
   // on the order of 100). However since they are variable length, it could
   // in theory be a sizeable contribution.
   int strings_cost = request->extra_request_headers().ToString().size() +
                      request->original_url().spec().size() +
                      request->referrer().size() +
                      request->method().size();
@@ skipping 451 matching lines @@
                                  &throttles);
     if (!throttles.empty()) {
       handler.reset(new ThrottlingResourceHandler(std::move(handler), request,
                                                   std::move(throttles)));
     }
   }
   return handler;
 }
 
 }  // namespace content