Move compositor module access from window to crate

graphics/src/window/compositor.rs

@@ -1,3 +1,5 @@
+//! A compositor is responsible for initializing a renderer and managing window
+//! surfaces.
 use crate::{Color, Error, Viewport};
 
 use raw_window_handle::HasRawWindowHandle;

graphics/src/window/gl_compositor.rs

@@ -1,4 +1,6 @@
-use crate::window::Information;
+//! A compositor is responsible for initializing a renderer and managing window
+//! surfaces.
+use crate::compositor::Information;
 use crate::{Color, Error, Size, Viewport};
 
 use core::ffi::c_void;