From 45c64a7224c3926a5c4de2af93f0ea6c731ca358 Mon Sep 17 00:00:00 2001
From: Boris Chiou <boris.chiou@gmail.com>
Date: Sat, 16 Nov 2019 01:52:32 +0000
Subject: [PATCH] style: Set WillChangeBits::TRANSFORM for offset-path and add
 tests for it.

Differential Revision: https://phabricator.services.mozilla.com/D53109
---
 components/style/values/specified/box.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/components/style/values/specified/box.rs b/components/style/values/specified/box.rs
index 2b4e3a420de..2173c8f5f2a 100644
--- a/components/style/values/specified/box.rs
+++ b/components/style/values/specified/box.rs
@@ -1151,7 +1151,9 @@ fn change_bits_for_longhand(longhand: LonghandId) -> WillChangeBits {
         LonghandId::Opacity => WillChangeBits::OPACITY,
         LonghandId::Transform => WillChangeBits::TRANSFORM,
         #[cfg(feature = "gecko")]
-        LonghandId::Translate | LonghandId::Rotate | LonghandId::Scale => WillChangeBits::TRANSFORM,
+        LonghandId::Translate | LonghandId::Rotate | LonghandId::Scale | LonghandId::OffsetPath => {
+            WillChangeBits::TRANSFORM
+        }
         _ => WillChangeBits::empty(),
     };