Precompute XRRigidTransform's matrices

1 files changed, 8 insertions, 1 deletions

diff --git a/components/script/dom/bindings/trace.rs b/components/script/dom/bindings/trace.rs
index 181bae0a3f9..ecb24ecee2d 100644
--- a/components/script/dom/bindings/trace.rs
+++ b/components/script/dom/bindings/trace.rs
@@ -56,7 +56,7 @@ use cssparser::RGBA;
 use devtools_traits::{CSSError, TimelineMarkerType, WorkerId};
 use encoding_rs::{Decoder, Encoding};
 use euclid::Length as EuclidLength;
-use euclid::{Point2D, Rect, Transform2D, Transform3D, TypedScale, TypedSize2D, Vector2D};
+use euclid::{Point2D, Rect, Rotation3D, Transform2D, Transform3D, TypedScale, TypedSize2D, Vector2D};
 use html5ever::buffer_queue::BufferQueue;
 use html5ever::{LocalName, Namespace, Prefix, QualName};
 use http::header::HeaderMap;
@@ -582,6 +582,13 @@ where
     }
 }
 
+unsafe impl JSTraceable for Rotation3D<f64> {
+    #[inline]
+    unsafe fn trace(&self, _trc: *mut JSTracer) {
+        // Do nothing
+    }
+}
+
 unsafe impl JSTraceable for Transform2D<f32> {
     #[inline]
     unsafe fn trace(&self, _trc: *mut JSTracer) {