yoda: cargo fix --lib across all crates — drop ~115 trivial warnings

Auto-applied suggestions (unused imports, _-prefixed unused params,
redundant mutability) on iced_core, iced_widget, iced_runtime, iced_winit,
iced_wgpu, iced_graphics, iced_tiny_skia. From 170 warnings down to 55.

Leyoda 2026 – GPLv3

winit/src/platform_specific/wayland/event_loop/mod.rs

@@ -2,8 +2,6 @@ pub mod control_flow;
 pub mod proxy;
 pub mod state;
 
-#[cfg(feature = "a11y")]
-use crate::platform_specific::SurfaceIdWrapper;
 use crate::{
     Control,
     futures::futures::channel::mpsc,
@@ -43,8 +41,6 @@ use cctk::{
 };
 use raw_window_handle::HasDisplayHandle;
 use state::{FrameStatus, SctkWindow, send_event};
-#[cfg(feature = "a11y")]
-use std::sync::{Arc, Mutex};
 use std::{
     collections::{HashMap, HashSet},
     fmt::Debug,

winit/src/platform_specific/wayland/event_loop/state.rs

@@ -29,7 +29,6 @@ use std::{
     convert::Infallible,
     fmt::Debug,
     sync::{Arc, Mutex, atomic::AtomicU32},
-    thread::panicking,
     time::Duration,
 };
 use wayland_backend::client::ObjectId;
@@ -50,7 +49,6 @@ use cctk::{
         activation::{ActivationState, RequestData},
         compositor::CompositorState,
         error::GlobalError,
-        globals::GlobalData,
         output::OutputState,
         reexports::{
             calloop::{LoopHandle, timer::TimeoutAction},
@@ -1258,7 +1256,7 @@ impl SctkState {
                             let timer = cctk::sctk::reexports::calloop::timer::Timer::from_duration(Duration::from_millis(30));
                             let queue_handle = self.queue_handle.clone();
                             _ = self.loop_handle.insert_source(timer, move |_, _, state| {
-                                let Some((mut popup, attempt)) = state.pending_popup.take() else {
+                                let Some((popup, attempt)) = state.pending_popup.take() else {
                                     return TimeoutAction::Drop;
                                 };
 
@@ -1574,7 +1572,7 @@ impl SctkState {
                 if let Some(manager) = self.corner_radius_manager.as_ref() {
                     if let Some(w) = self.windows.iter_mut().find(|w| w.id == id) {
                         let geo_size: LogicalSize<f64> = w.window.surface_size().cast::<f64>().to_logical(w.window.scale_factor());
-                        let half_min_dim = ((geo_size.width as u32).min(geo_size.height as u32) / 2);
+                        let half_min_dim = (geo_size.width as u32).min(geo_size.height as u32) / 2 ;
 
                         if let Some(radii) = v {
                             let adjusted_radii  = CornerRadius {