Remove unnecessary Arc

Since `wgpu` 24, most types are ref-counted so this is not necessary
anymore.

Author: a1phyr

wgpu/src/image/atlas.rs

@@ -15,23 +15,21 @@ pub const SIZE: u32 = 2048;
 use crate::core::Size;
 use crate::graphics::color;
 
-use std::sync::Arc;
-
 #[derive(Debug)]
 pub struct Atlas {
     backend: wgpu::Backend,
     texture: wgpu::Texture,
     texture_view: wgpu::TextureView,
     texture_bind_group: wgpu::BindGroup,
-    texture_layout: Arc<wgpu::BindGroupLayout>,
+    texture_layout: wgpu::BindGroupLayout,
     layers: Vec<Layer>,
 }
 
 impl Atlas {
     pub fn new(
         device: &wgpu::Device,
         backend: wgpu::Backend,
-        texture_layout: Arc<wgpu::BindGroupLayout>,
+        texture_layout: wgpu::BindGroupLayout,
     ) -> Self {
         let layers = match backend {
             // On the GL backend we start with 2 layers, to help wgpu figure

wgpu/src/image/cache.rs

@@ -1,8 +1,6 @@
 use crate::core::{self, Size};
 use crate::image::atlas::{self, Atlas};
 
-use std::sync::Arc;
-
 #[derive(Debug)]
 pub struct Cache {
     atlas: Atlas,
@@ -16,7 +14,7 @@ impl Cache {
     pub fn new(
         device: &wgpu::Device,
         backend: wgpu::Backend,
-        layout: Arc<wgpu::BindGroupLayout>,
+        layout: wgpu::BindGroupLayout,
     ) -> Self {
         Self {
             atlas: Atlas::new(device, backend, layout),

wgpu/src/image/mod.rs

@@ -15,7 +15,6 @@ use crate::core::{Rectangle, Size, Transformation};
 use bytemuck::{Pod, Zeroable};
 
 use std::mem;
-use std::sync::Arc;
 
 pub use crate::graphics::Image;
 
@@ -27,7 +26,7 @@ pub struct Pipeline {
     backend: wgpu::Backend,
     nearest_sampler: wgpu::Sampler,
     linear_sampler: wgpu::Sampler,
-    texture_layout: Arc<wgpu::BindGroupLayout>,
+    texture_layout: wgpu::BindGroupLayout,
     constant_layout: wgpu::BindGroupLayout,
 }
 
@@ -196,7 +195,7 @@ impl Pipeline {
             backend,
             nearest_sampler,
             linear_sampler,
-            texture_layout: Arc::new(texture_layout),
+            texture_layout,
             constant_layout,
         }
     }