Support Service Worker NavigationPreload with PlzNavigate.

content/browser/renderer_host/render_process_host_impl.cc

Index: content/browser/renderer_host/render_process_host_impl.cc
diff --git a/content/browser/renderer_host/render_process_host_impl.cc b/content/browser/renderer_host/render_process_host_impl.cc
index cd16442cedd8847a2cea31118990c4955fc0d20b..68dfdd8e4aac431c79b04d1123bcb4b40f5cb8e2 100644
--- a/content/browser/renderer_host/render_process_host_impl.cc
+++ b/content/browser/renderer_host/render_process_host_impl.cc
@@ -1411,6 +1411,10 @@ mojom::Renderer* RenderProcessHostImpl::GetRendererInterface() {
   return renderer_interface_.get();
 }
 
+BrowserMessageFilter* RenderProcessHostImpl::GetResourceMessageFilter() {
+  return resource_message_filter_.get();
+}
+
 mojom::RouteProvider* RenderProcessHostImpl::GetRemoteRouteProvider() {
   return remote_route_provider_.get();
 }