Switch fully to Rust Livekit (redux) (#27126)

Swift bindings BEGONE

Release Notes:

- Switched from using the Swift LiveKit bindings, to the Rust bindings,
fixing https://github.com/zed-industries/zed/issues/9396, a crash when
leaving a collaboration session, and making Zed easier to build.

---------

Co-authored-by: Conrad Irwin <conrad.irwin@gmail.com>
Co-authored-by: Michael Sloan <michael@zed.dev>

crates/gpui/src/elements/surface.rs

@@ -3,7 +3,7 @@ use crate::{
     Style, StyleRefinement, Styled, Window,
 };
 #[cfg(target_os = "macos")]
-use media::core_video::CVImageBuffer;
+use core_video::pixel_buffer::CVPixelBuffer;
 use refineable::Refineable;
 
 /// A source of a surface's content.
@@ -11,12 +11,12 @@ use refineable::Refineable;
 pub enum SurfaceSource {
     /// A macOS image buffer from CoreVideo
     #[cfg(target_os = "macos")]
-    Surface(CVImageBuffer),
+    Surface(CVPixelBuffer),
 }
 
 #[cfg(target_os = "macos")]
-impl From<CVImageBuffer> for SurfaceSource {
-    fn from(value: CVImageBuffer) -> Self {
+impl From<CVPixelBuffer> for SurfaceSource {
+    fn from(value: CVPixelBuffer) -> Self {
         SurfaceSource::Surface(value)
     }
 }
@@ -87,7 +87,7 @@ impl Element for Surface {
         match &self.source {
             #[cfg(target_os = "macos")]
             SurfaceSource::Surface(surface) => {
-                let size = crate::size(surface.width().into(), surface.height().into());
+                let size = crate::size(surface.get_width().into(), surface.get_height().into());
                 let new_bounds = self.object_fit.get_bounds(bounds, size);
                 // TODO: Add support for corner_radii
                 window.paint_surface(new_bounds, surface.clone());