Integrate swapchain surface provider changes into webgl and webxr implementations.

components/script/dom/webglframebuffer.rs

@@ -142,9 +142,11 @@ impl WebGLFramebuffer {
         size: Size2D<i32, Viewport>,
     ) -> Option<(WebXRSwapChainId, DomRoot<Self>)> {
         let (sender, receiver) = webgl_channel().unwrap();
-        let _ = context
-            .webgl_sender()
-            .send_create_webxr_swap_chain(size.to_untyped(), sender);
+        let _ = context.webgl_sender().send_create_webxr_swap_chain(
+            size.to_untyped(),
+            sender,
+            session.session_id(),
+        );
         let swap_chain_id = receiver.recv().unwrap()?;
         let framebuffer_id =
             WebGLFramebufferId::Opaque(WebGLOpaqueFramebufferId::WebXR(swap_chain_id));

components/script/dom/webglrenderingcontext.rs

@@ -81,6 +81,7 @@ use std::cell::Cell;
 use std::cmp;
 use std::ptr::{self, NonNull};
 use std::rc::Rc;
+use webxr_api::SessionId;
 use webxr_api::SwapChainId as WebXRSwapChainId;
 
 // From the GLES 2.0.25 spec, page 85:
@@ -4576,8 +4577,9 @@ impl WebGLMessageSender {
         &self,
         size: Size2D<i32>,
         sender: WebGLSender<Option<WebXRSwapChainId>>,
+        id: SessionId,
     ) -> WebGLSendResult {
-        self.wake_after_send(|| self.sender.send_create_webxr_swap_chain(size, sender))
+        self.wake_after_send(|| self.sender.send_create_webxr_swap_chain(size, sender, id))
     }
 
     pub fn send_resize(

components/script/dom/xrsession.rs

@@ -51,7 +51,7 @@ use std::mem;
 use std::rc::Rc;
 use webxr_api::{
     self, util, Display, EnvironmentBlendMode, Event as XREvent, Frame, SelectEvent, SelectKind,
-    Session, View, Viewer, Visibility,
+    Session, SessionId, View, Viewer, Visibility,
 };
 
 #[dom_struct]
@@ -462,6 +462,10 @@ impl XRSession {
             viewport: Rect::from_size(size.to_i32()),
         }
     }
+
+    pub fn session_id(&self) -> SessionId {
+        self.session.borrow().id()
+    }
 }
 
 impl XRSessionMethods for XRSession {