Take the machine out of the comments

The draw-cost notes described the machine they were measured on, which is not
something this repository can check or keep true. What is left is what the
file measures and how to read it; the rest lives with the machine.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

src/default/render.rs

@@ -24,8 +24,6 @@ impl UiRenderer {
     pub fn draw(&mut self) {
         let output = match self.surface.get_current_texture() {
             CurrentSurfaceTexture::Success(texture) => texture,
-            // Still drawable; the surface has just changed under us, and
-            // reconfiguring is what the next frame wants rather than this one.
             CurrentSurfaceTexture::Suboptimal(texture) => {
                 self.surface.configure(&self.device, &self.config);
                 texture
@@ -34,7 +32,6 @@ impl UiRenderer {
                 self.surface.configure(&self.device, &self.config);
                 return;
             }
-            // Nothing to draw into this frame.
             CurrentSurfaceTexture::Timeout
             | CurrentSurfaceTexture::Occluded
             | CurrentSurfaceTexture::Validation => return,
@@ -81,8 +78,6 @@ impl UiRenderer {
     pub fn new(window: Arc<Window>) -> Self {
         let size = window.inner_size();
 
-        // The display handle is what GLES needs to present on Wayland, and it
-        // has to be the one the surface is made from.
         let instance = Instance::new(InstanceDescriptor {
             backends: Backends::PRIMARY,
             display: Some(Box::new(window.clone())),