Support Service Worker NavigationPreload with PlzNavigate.

content/browser/service_worker/service_worker_provider_host.cc

Index: content/browser/service_worker/service_worker_provider_host.cc
diff --git a/content/browser/service_worker/service_worker_provider_host.cc b/content/browser/service_worker/service_worker_provider_host.cc
index d1e82aac54e748d217663ddfb4987b3b756821ad..ba68101fbe8df09fd8fdf24667c3715fba89771a 100644
--- a/content/browser/service_worker/service_worker_provider_host.cc
+++ b/content/browser/service_worker/service_worker_provider_host.cc
@@ -9,6 +9,7 @@
 #include "base/guid.h"
 #include "base/stl_util.h"
 #include "base/time/time.h"
+#include "content/browser/loader/resource_message_filter.h"
 #include "content/browser/message_port_message_filter.h"
 #include "content/browser/service_worker/embedded_worker_status.h"
 #include "content/browser/service_worker/service_worker_context_core.h"
@@ -435,6 +436,9 @@ void ServiceWorkerProviderHost::PrepareForCrossSiteTransfer() {
   DCHECK_NE(MSG_ROUTING_NONE, route_id_);
   DCHECK_EQ(kDocumentMainThreadId, render_thread_id_);
   DCHECK_NE(SERVICE_WORKER_PROVIDER_UNKNOWN, provider_type_);
+  DCHECK(!IsBrowserSideNavigationEnabled());
+  // |resource_filter_for_navigation_preload_| is used only for PlzNavigate.
+  DCHECK(!resource_filter_for_navigation_preload_.get());
 
   for (const GURL& pattern : associated_patterns_)
     DecreaseProcessReference(pattern);
@@ -490,6 +494,12 @@ void ServiceWorkerProviderHost::CompleteNavigationInitialized(
   FinalizeInitialization(process_id, frame_routing_id, dispatcher_host);
 }
 
+void ServiceWorkerProviderHost::set_resource_filter_for_navigation_preload(
+    scoped_refptr<ResourceMessageFilter> filter) {
+  DCHECK(IsBrowserSideNavigationEnabled());
+  resource_filter_for_navigation_preload_ = std::move(filter);
+}
+
 void ServiceWorkerProviderHost::SendUpdateFoundMessage(
     int registration_handle_id) {
   if (!dispatcher_host_)