Make DOMPoint and DOMPointReadOnly serializable (#35989)

* script: Make DOMPointReadOnly serializable.

Signed-off-by: Josh Matthews <josh@joshmatthews.net>

* script: Make DOMPoint serializable.

Signed-off-by: Josh Matthews <josh@joshmatthews.net>

* script: Shrink worker script event.

Signed-off-by: Josh Matthews <josh@joshmatthews.net>

* Update components/script/dom/dompoint.rs

Co-authored-by: Martin Robinson <mrobinson@igalia.com>
Signed-off-by: Josh Matthews <josh@joshmatthews.net>

---------

Signed-off-by: Josh Matthews <josh@joshmatthews.net>
Co-authored-by: Martin Robinson <mrobinson@igalia.com>

1 files changed, 34 insertions, 1 deletions

diff --git a/components/shared/script/serializable.rs b/components/shared/script/serializable.rs
index 8e9f9f5b3da..5d89c622bee 100644
--- a/components/shared/script/serializable.rs
+++ b/components/shared/script/serializable.rs
@@ -11,7 +11,7 @@
 use std::cell::RefCell;
 use std::path::PathBuf;
 
-use base::id::BlobId;
+use base::id::{BlobId, DomPointId};
 use malloc_size_of_derive::MallocSizeOf;
 use net_traits::filemanager_thread::RelativePos;
 use serde::{Deserialize, Serialize};
@@ -182,3 +182,36 @@ impl BlobImpl {
         &mut self.blob_data
     }
 }
+
+#[derive(Clone, Debug, Deserialize, MallocSizeOf, Serialize)]
+/// A serializable version of the DOMPoint/DOMPointReadOnly interface.
+pub struct DomPoint {
+    /// The x coordinate.
+    pub x: f64,
+    /// The y coordinate.
+    pub y: f64,
+    /// The z coordinate.
+    pub z: f64,
+    /// The w coordinate.
+    pub w: f64,
+}
+
+impl crate::BroadcastClone for DomPoint {
+    type Id = DomPointId;
+
+    fn source(
+        data: &crate::StructuredSerializedData,
+    ) -> &Option<std::collections::HashMap<Self::Id, Self>> {
+        &data.points
+    }
+
+    fn destination(
+        data: &mut crate::StructuredSerializedData,
+    ) -> &mut Option<std::collections::HashMap<Self::Id, Self>> {
+        &mut data.points
+    }
+
+    fn clone_for_broadcast(&self) -> Option<Self> {
+        Some(self.clone())
+    }
+}