js: Add a place to start moving imports to C.

core/core.js

@@ -660,6 +660,7 @@ async function getProcessBlob(blobId, key, options) {
 				);
 				return process.sendPermissions();
 			};
+			ssb.registerImports(imports, process);
 			process.task.setImports(imports);
 			process.task.activate();
 			let source = await ssb.blobGet(blobId);