    // only controls whether or not the "document.cookie" field is properly
    // connected to the backing store, for instance if you wanted to be able to
 diff --git a/third_party/blink/public/common/web_preferences/web_preferences_mojom_traits.h b/third_party/blink/public/common/web_preferences/web_preferences_mojom_traits.h
-index 90a2bb1a13afd749b540545fff22ba2134917b5d..56e1db519f36eac90e3b62175daa2087f7983308 100644
+index 90a2bb1a13afd749b540545fff22ba2134917b5d..5ca57b9b52de2b398ed19ae0e2ce5bf3a2387469 100644
 --- a/third_party/blink/public/common/web_preferences/web_preferences_mojom_traits.h
 +++ b/third_party/blink/public/common/web_preferences/web_preferences_mojom_traits.h
 @@ -6,6 +6,7 @@

   out->accelerated_video_decode_enabled =
       data.accelerated_video_decode_enabled();
diff --git a/third_party/blink/public/common/web_preferences/web_preferences.h b/third_party/blink/public/common/web_preferences/web_preferences.h
index 6a7194fc499dd6c88b6e205853390dbd3dd09094..eb9cc0f0c9c70a9dc5242d43d6672f579af5180c 100644
--- a/third_party/blink/public/common/web_preferences/web_preferences.h
+++ b/third_party/blink/public/common/web_preferences/web_preferences.h
@@ -9,6 +9,7 @@

+    return r.preloads;
+  }
+
+  static const std::string& background_color(const blink::web_pref::WebPreferences& r) {
+    return r.background_color;
+  }
