formatted code

Former-commit-id: c967c76cc6da0db4dd2fbc3eaaa1976e09d00011

manifest.json

@@ -93,7 +93,7 @@
 			"extension/core/bg/downloads.js",
 			"extension/core/bg/autosave.js",
 			"extension/core/bg/devtools.js",
-			"extension/core/bg/editor.js",			
+			"extension/core/bg/editor.js",
 			"extension/ui/bg/ui-main.js",
 			"extension/ui/bg/ui-menus.js",
 			"extension/ui/bg/ui-commands.js",