Fixes shell/fetch regression

web/syscalls/fetch.ts

@@ -1,13 +1,13 @@
 import type { SysCallMapping } from "../../plugos/system.ts";
-import type { HttpSpacePrimitives } from "../../common/spaces/http_space_primitives.ts";
 import {
   performLocalFetch,
   ProxyFetchRequest,
   ProxyFetchResponse,
 } from "../../common/proxy_fetch.ts";
+import type { Client } from "../client.ts";
 
 export function sandboxFetchSyscalls(
-  httpSpacePrimitives?: HttpSpacePrimitives,
+  client: Client,
 ): SysCallMapping {
   return {
     "sandboxFetch.fetch": async (
@@ -16,12 +16,12 @@ export function sandboxFetchSyscalls(
       options: ProxyFetchRequest,
     ): Promise<ProxyFetchResponse> => {
       // console.log("Got sandbox fetch ", url);
-      if (!httpSpacePrimitives) {
+      if (!client.remoteSpacePrimitives) {
         // No SB server to proxy the fetch available so let's execute the request directly
         return performLocalFetch(url, options);
       }
-      const resp = httpSpacePrimitives.authenticatedFetch(
-        `${httpSpacePrimitives.url}/.rpc`,
+      const resp = client.remoteSpacePrimitives.authenticatedFetch(
+        `${client.remoteSpacePrimitives.url}/.rpc`,
         {
           method: "POST",
           body: JSON.stringify({