iris: move text state into shared resources

benches/message_list.rs

@@ -21,9 +21,10 @@ exists only to give a row enough text to wrap across several lines at a \
 typical phone column width.";
 
 fn build_row(rsc: &mut BenchRsc, i: usize, image_every: usize) -> StrongWidget {
-    let mut text = Text::new(format!("Message {i}: {BODY}"));
-    text.wrap = true;
-    let text = rsc.ui.widgets.add_strong(text).any();
+    let text = wtext(format!("Message {i}: {BODY}"))
+        .wrap(true)
+        .add_strong(rsc)
+        .any();
 
     if image_every > 0 && i.is_multiple_of(image_every) {
         let img = image::DynamicImage::new_rgba8(64, 64);
@@ -321,9 +322,7 @@ fn bench_redraw_big_text(chars: usize, redraws: usize) {
     let content: String = (0..chars)
         .map(|i| char::from(b'a' + (i % 26) as u8))
         .collect();
-    let mut text = Text::new(content);
-    text.wrap = true;
-    let text = rsc.ui.widgets.add_strong(text);
+    let text = wtext(content).wrap(true).add_strong(&mut rsc);
     let handle = text.weak();
     let root = text.any();