Remove `Layer` trait and simplify `Canvas`

1 files changed, 0 insertions, 25 deletions

diff --git a/wgpu/src/widget/canvas/layer.rs b/wgpu/src/widget/canvas/layer.rs
deleted file mode 100644
index a46b7fb1..00000000
--- a/wgpu/src/widget/canvas/layer.rs
+++ /dev/null
@@ -1,25 +0,0 @@
-//! Produce, store, and reuse geometry.
-mod cache;
-
-pub use cache::Cache;
-
-use crate::Primitive;
-use iced_native::Size;
-
-use std::sync::Arc;
-
-/// A layer that can be presented at a [`Canvas`].
-///
-/// [`Canvas`]: ../struct.Canvas.html
-pub trait Layer: std::fmt::Debug {
-    /// Draws the [`Layer`] in the given bounds and produces a [`Primitive`] as
-    /// a result.
-    ///
-    /// The [`Layer`] may choose to store the produced [`Primitive`] locally and
-    /// only recompute it when the bounds change, its contents change, or is
-    /// otherwise explicitly cleared by other means.
-    ///
-    /// [`Layer`]: trait.Layer.html
-    /// [`Primitive`]: ../../../enum.Primitive.html
-    fn draw(&self, bounds: Size) -> Arc<Primitive>;
-}