fixed issue #266

Former-commit-id: 5e8699907217b10a6a3ed4f20233123a2af3e144

extension/ui/content/content-ui-main.js

@@ -25,7 +25,8 @@
 
 this.singlefile.extension.ui.content.main = this.singlefile.extension.ui.content.main || (() => {
 
-	const SingleFile = this.singlefile.lib.SingleFile.getClass();
+	const singlefile = this.singlefile;
+	const SingleFile = this.singlefile.lib.SingleFile.getClass({ fetch: singlefile.extension.lib.fetch.content.resources.fetch });
 
 	const MASK_TAGNAME = "singlefile-mask";
 	const PROGRESS_BAR_TAGNAME = "singlefile-progress-bar";