api: replace WindowId From/Into u64 with WindowId::{from,into}_raw()

Co-authored-by: Mads Marquart <mads@marquart.dk>
Co-authored-by: Kirill Chibisov <contact@kchibisov.com>

src/platform_impl/web/window.rs

@@ -430,23 +430,19 @@ impl Drop for Inner {
     }
 }
 #[derive(Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
-pub struct WindowId(pub(crate) u32);
+pub struct WindowId(pub(crate) u64);
 
 impl WindowId {
     pub const fn dummy() -> Self {
         Self(0)
     }
-}
 
-impl From<WindowId> for u64 {
-    fn from(window_id: WindowId) -> Self {
-        window_id.0 as u64
+    pub const fn into_raw(self) -> u64 {
+        self.0
     }
-}
 
-impl From<u64> for WindowId {
-    fn from(raw_id: u64) -> Self {
-        Self(raw_id as u32)
+    pub const fn from_raw(id: u64) -> Self {
+        Self(id)
     }
 }