DataSaver support for off-main-thread-fetch

content/renderer/service_worker/worker_fetch_context_impl.cc

 // Copyright 2017 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.
 
 #include "content/renderer/service_worker/worker_fetch_context_impl.h"
 
 #include "content/child/request_extra_data.h"
 #include "content/child/resource_dispatcher.h"
 #include "content/child/web_url_loader_impl.h"
 #include "mojo/public/cpp/bindings/associated_binding.h"
@@ skipping 40 matching lines @@
     request.SetServiceWorkerMode(
         blink::WebURLRequest::ServiceWorkerMode::kForeign);
   }
 }
 
 bool WorkerFetchContextImpl::IsControlledByServiceWorker() const {
   return is_controlled_by_service_worker_ ||
          (controller_version_id_ != kInvalidServiceWorkerVersionId);
 }
 
+void WorkerFetchContextImpl::SetDataSaverEnabled(bool enabled) {
+  is_data_saver_enabled_ = enabled;
+}
+
+bool WorkerFetchContextImpl::IsDataSaverEnabled() const {
+  return is_data_saver_enabled_;
+}
+
 void WorkerFetchContextImpl::set_service_worker_provider_id(int id) {
   service_worker_provider_id_ = id;
 }
 
 void WorkerFetchContextImpl::set_is_controlled_by_service_worker(bool flag) {
   is_controlled_by_service_worker_ = flag;
 }
 
 void WorkerFetchContextImpl::SetControllerServiceWorker(
     int64_t controller_version_id) {
   controller_version_id_ = controller_version_id;
 }
 
 }  // namespace content