From bc685fde6890f676fb094342f599bdd9d8dec8d7 Mon Sep 17 00:00:00 2001
From: Cameron McCormack <cam@mcc.id.au>
Date: Fri, 12 May 2017 17:02:02 +0800
Subject: [PATCH] style: Support :-moz-autofill and :-moz-autofill-preview in
 Gecko.

---
 components/style/element_state.rs                  | 4 ++++
 components/style/gecko/non_ts_pseudo_class_list.rs | 2 ++
 components/style/gecko/wrapper.rs                  | 4 +++-
 3 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/components/style/element_state.rs b/components/style/element_state.rs
index 1c94580554b..30e67060f3f 100644
--- a/components/style/element_state.rs
+++ b/components/style/element_state.rs
@@ -115,5 +115,9 @@ bitflags! {
         const IN_HANDLER_VULNERABLE_NO_UPDATE_STATE = 1 << 42,
         /// https://drafts.csswg.org/selectors-4/#the-focus-within-pseudo
         const IN_FOCUS_WITHIN_STATE = 1 << 43,
+        /// Non-standard & undocumented.
+        const IN_AUTOFILL_STATE = 1 << 50,
+        /// Non-standard & undocumented.
+        const IN_AUTOFILL_PREVIEW_STATE = 1 << 51,
     }
 }
diff --git a/components/style/gecko/non_ts_pseudo_class_list.rs b/components/style/gecko/non_ts_pseudo_class_list.rs
index 4d9b91384a1..160bc5b1615 100644
--- a/components/style/gecko/non_ts_pseudo_class_list.rs
+++ b/components/style/gecko/non_ts_pseudo_class_list.rs
@@ -73,6 +73,8 @@ macro_rules! apply_non_ts_list {
                 ("-moz-broken", MozBroken, mozBroken, IN_BROKEN_STATE, _),
                 ("-moz-loading", MozLoading, mozLoading, IN_LOADING_STATE, _),
                 ("-moz-suppressed", MozSuppressed, mozSuppressed, IN_SUPPRESSED_STATE, PSEUDO_CLASS_INTERNAL),
+                ("-moz-autofill", MozAutofill, mozAutofill, IN_AUTOFILL_STATE, PSEUDO_CLASS_INTERNAL),
+                ("-moz-autofill-preview", MozAutofillPreview, mozAutofillPreview, IN_AUTOFILL_PREVIEW_STATE, PSEUDO_CLASS_INTERNAL),
 
                 ("-moz-handler-clicktoplay", MozHandlerClickToPlay, mozHandlerClickToPlay, IN_HANDLER_CLICK_TO_PLAY_STATE, PSEUDO_CLASS_INTERNAL),
                 ("-moz-handler-vulnerable-updatable", MozHandlerVulnerableUpdatable, mozHandlerVulnerableUpdatable, IN_HANDLER_VULNERABLE_UPDATABLE_STATE, PSEUDO_CLASS_INTERNAL),
diff --git a/components/style/gecko/wrapper.rs b/components/style/gecko/wrapper.rs
index 1aef3e325f7..746fc12567d 100644
--- a/components/style/gecko/wrapper.rs
+++ b/components/style/gecko/wrapper.rs
@@ -1148,7 +1148,9 @@ impl<'le> ::selectors::Element for GeckoElement<'le> {
             NonTSPseudoClass::MozUIInvalid |
             NonTSPseudoClass::MozMeterOptimum |
             NonTSPseudoClass::MozMeterSubOptimum |
-            NonTSPseudoClass::MozMeterSubSubOptimum => {
+            NonTSPseudoClass::MozMeterSubSubOptimum |
+            NonTSPseudoClass::MozAutofill |
+            NonTSPseudoClass::MozAutofillPreview => {
                 // NB: It's important to use `intersect` instead of `contains`
                 // here, to handle `:any-link` correctly.
                 self.get_state().intersects(pseudo_class.state_flag())