Fix missing URL referenced in documentation comments

Author: regexident

constraints/src/constraint.rs

@@ -436,6 +436,9 @@ impl ResolvedMediaTrackConstraint {
 ///
 /// Further more `self.0` MUST NOT be exposed mutably,
 /// as otherwise it could become empty via mutation.
+///
+/// [media_stream_track]: https://www.w3.org/TR/mediacapture-streams/#dom-mediastreamtrack
+/// [media_track_constraints]: https://www.w3.org/TR/mediacapture-streams/#dom-mediatrackconstraints
 #[derive(Debug, Clone, PartialEq)]
 pub struct SanitizedMediaTrackConstraint(ResolvedMediaTrackConstraint);
 

constraints/src/constraints/track.rs

@@ -12,6 +12,8 @@ use super::{
 };
 
 /// A boolean on/off flag or bare value or constraints for a [`MediaStreamTrack`][media_stream_track] object.
+///
+/// [media_stream_track]: https://www.w3.org/TR/mediacapture-streams/#dom-mediastreamtrack
 pub type BoolOrMediaTrackConstraints = GenericBoolOrMediaTrackConstraints<MediaTrackConstraint>;
 
 /// A boolean on/off flag or constraints for a [`MediaStreamTrack`][media_stream_track] object.