Support DataSaver for SharedWorker

content/browser/service_worker/service_worker_process_manager.cc

Index: content/browser/service_worker/service_worker_process_manager.cc
diff --git a/content/browser/service_worker/service_worker_process_manager.cc b/content/browser/service_worker/service_worker_process_manager.cc
index 9056e76f03596ef69ab275846ef148da8d92c87c..2e2d210bbdb1257cae243c9b8a788d3a2994dd5e 100644
--- a/content/browser/service_worker/service_worker_process_manager.cc
+++ b/content/browser/service_worker/service_worker_process_manager.cc
@@ -17,6 +17,7 @@
 #include "content/public/browser/site_instance.h"
 #include "content/public/common/child_process_host.h"
 #include "content/public/common/content_client.h"
+#include "third_party/WebKit/public/web/WebDataSaverFlag.h"
 #include "url/gurl.h"
 
 namespace content {
@@ -171,13 +172,15 @@ void ServiceWorkerProcessManager::AllocateWorkerProcess(
     return;
   }
 
-  // This |EmbeddedWorkerSettings| only populates |data_saver_enabled|,
+  // This |EmbeddedWorkerSettings| only populates |data_saver_flag|,
   // but in general, this function will populate settings from prefs, while
   // the caller will be responsible for populating settings from other sources,
   // such as command line switches.
   EmbeddedWorkerSettings settings;
-  settings.data_saver_enabled =
-      GetContentClient()->browser()->IsDataSaverEnabled(browser_context_);
+  settings.data_saver_flag =
+      GetContentClient()->browser()->IsDataSaverEnabled(browser_context_)
+          ? blink::WebDataSaverFlag::kEnabled
+          : blink::WebDataSaverFlag::kDisabled;
 
   if (process_id_for_test_ != ChildProcessHost::kInvalidUniqueID) {
     // Let tests specify the returned process ID. Note: We may need to be able