From b9968830d3f866688eaff4824d0ce47647265de0 Mon Sep 17 00:00:00 2001
From: eight <eight04@gmail.com>
Date: Sun, 14 Oct 2018 00:38:49 +0800
Subject: [PATCH] Fix: don't send null value

---
 background/style-manager.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/background/style-manager.js b/background/style-manager.js
index 260a5a47..81336887 100644
--- a/background/style-manager.js
+++ b/background/style-manager.js
@@ -331,7 +331,10 @@ const styleManager = (() => {
       );
     }
     if (id) {
-      return {[id]: cache.sections[id]};
+      if (cache.sections[id]) {
+        return {[id]: cache.sections[id]};
+      }
+      return {};
     }
     return cache.sections;