diff --git a/components/style/values/specified/box.rs b/components/style/values/specified/box.rs
index 32f4f9bacae..ef465b496bc 100644
--- a/components/style/values/specified/box.rs
+++ b/components/style/values/specified/box.rs
@@ -1838,8 +1838,6 @@ pub enum Appearance {
     #[parse(condition = "ParserContext::in_ua_or_chrome_sheet")]
     MozWindowTitlebarMaximized,
 
-    #[parse(condition = "ParserContext::in_ua_or_chrome_sheet")]
-    MozGtkInfoBar,
     #[parse(condition = "ParserContext::in_ua_or_chrome_sheet")]
     MozMacActiveSourceListSelection,
     #[parse(condition = "ParserContext::in_ua_or_chrome_sheet")]
diff --git a/components/style/values/specified/color.rs b/components/style/values/specified/color.rs
index 773a93366b8..0126801638e 100644
--- a/components/style/values/specified/color.rs
+++ b/components/style/values/specified/color.rs
@@ -369,8 +369,6 @@ pub enum SystemColor {
     MozComboboxtext,
     MozCombobox,
 
-    MozGtkInfoBarText,
-
     /// Color of tree column headers
     #[parse(condition = "ParserContext::in_ua_or_chrome_sheet")]
     MozColheadertext,