Desktop: Implement desktop wrapper module (#3039)

* Prototyping desktop wrapper api

* Separate into multiple modules

* Some fixup

* Reimplement most functionality with editor api

* Fix texture life time crashes

* Fix scale

* Implement editor wrapper message queue

* Improve performance

* Handle native messages directly without submitting to event loop

* Fix overlay latency

* Move editor message execution to executor allows no shared state in editor wrapper

* Small clean up

* Small cleanup

* Some renames

* Cleaning up desktop wrapper interface

* Fix formatting

* Fix naming

* Move node graph execution result handling to app

* Fix FrontendMessage RenderOverlays usage

* Reimplement file drop and clean up file import and open messages

* Remove dbg

* Post merge fix

* Review changes

desktop/src/render/graphics_state.rs

@@ -3,7 +3,7 @@ use std::sync::Arc;
 use wgpu_executor::WgpuExecutor;
 use winit::window::Window;
 
-pub(crate) use wgpu_executor::Context as WgpuContext;
+use crate::desktop_wrapper::WgpuContext;
 
 #[derive(derivative::Derivative)]
 #[derivative(Debug)]