Enable transmitting Fetch Requests over Mojo

content/browser/background_fetch/background_fetch_service_impl.h

Index: content/browser/background_fetch/background_fetch_service_impl.h
diff --git a/content/browser/background_fetch/background_fetch_service_impl.h b/content/browser/background_fetch/background_fetch_service_impl.h
index 17f8423081eaa275819f6bcae8b293e887e541aa..b155c54def46828b283b3768deeaef65e2c08ab2 100644
--- a/content/browser/background_fetch/background_fetch_service_impl.h
+++ b/content/browser/background_fetch/background_fetch_service_impl.h
@@ -18,6 +18,7 @@ namespace content {
 class BackgroundFetchContext;
 struct BackgroundFetchOptions;
 class ServiceWorkerContextWrapper;
+struct ServiceWorkerFetchRequest;
 
 class BackgroundFetchServiceImpl : public blink::mojom::BackgroundFetchService {
  public:
@@ -34,6 +35,7 @@ class BackgroundFetchServiceImpl : public blink::mojom::BackgroundFetchService {
   // blink::mojom::BackgroundFetchService implementation.
   void Fetch(int64_t service_worker_registration_id,
              const std::string& tag,
+             const std::vector<ServiceWorkerFetchRequest>& requests,
              const BackgroundFetchOptions& options,
              const FetchCallback& callback) override;
   void UpdateUI(int64_t service_worker_registration_id,