rename {Buffer,Texture}BindGroupState's add_single to insert_single

Also change it's definition to take an owned `Arc`. This makes these functions consistent with the other trackers.

wgpu-core/src/device/resource.rs

@@ -1917,7 +1917,7 @@ impl<A: HalApi> Device<A> {
 
         let buffer = &bb.buffer;
 
-        used.buffers.add_single(buffer, internal_use);
+        used.buffers.insert_single(buffer.clone(), internal_use);
 
         buffer.same_device(self)?;
 
@@ -2068,7 +2068,7 @@ impl<A: HalApi> Device<A> {
         // Careful here: the texture may no longer have its own ref count,
         // if it was deleted by the user.
         used.textures
-            .add_single(texture, Some(view.selector.clone()), internal_use);
+            .insert_single(texture.clone(), Some(view.selector.clone()), internal_use);
 
         texture.check_usage(pub_usage)?;
 

wgpu-core/src/track/buffer.rs

@@ -68,8 +68,8 @@ impl<A: HalApi> BufferBindGroupState<A> {
     }
 
     /// Adds the given resource with the given state.
-    pub fn add_single(&mut self, buffer: &Arc<Buffer<A>>, state: BufferUses) {
-        self.buffers.push((buffer.clone(), state));
+    pub fn insert_single(&mut self, buffer: Arc<Buffer<A>>, state: BufferUses) {
+        self.buffers.push((buffer, state));
     }
 }
 

wgpu-core/src/track/texture.rs

@@ -179,16 +179,16 @@ impl<A: HalApi> TextureBindGroupState<A> {
     }
 
     /// Adds the given resource with the given state.
-    pub fn add_single(
+    pub fn insert_single(
         &mut self,
-        texture: &Arc<Texture<A>>,
+        texture: Arc<Texture<A>>,
         selector: Option<TextureSelector>,
-        state: TextureUses,
+        usage: TextureUses,
     ) {
         self.textures.push(TextureBindGroupStateData {
             selector,
-            texture: texture.clone(),
-            usage: state,
+            texture,
+            usage,
         });
     }
 }