Updated doc

wgpu-core/src/track/buffer.rs

@@ -293,7 +293,7 @@ pub(crate) struct BufferTracker<A: HalApi> {
 }
 
 impl<A: HalApi> ResourceTracker<BufferId, Buffer<A>> for BufferTracker<A> {
-    /// Removes the buffer `id` from this tracker if it is otherwise unused.
+    /// Try to remove the buffer `id` from this tracker if it is otherwise unused.
     ///
     /// A buffer is 'otherwise unused' when the only references to it are:
     ///
@@ -308,8 +308,7 @@ impl<A: HalApi> ResourceTracker<BufferId, Buffer<A>> for BufferTracker<A> {
     /// `triage_suspected` will remove 3), leaving 1) as the sole
     /// remaining reference.
     ///
-    /// Return `true` if this tracker contained the buffer `id`. This
-    /// implies that we removed it.
+    /// Returns true if the resource was removed or if not exiting in metadata.
     ///
     /// [`Device::trackers`]: crate::device::Device
     /// [`self.metadata`]: BufferTracker::metadata

wgpu-core/src/track/stateless.rs

@@ -78,10 +78,10 @@ pub(crate) struct StatelessTracker<A: HalApi, Id: TypedId, T: Resource<Id>> {
 impl<A: HalApi, Id: TypedId, T: Resource<Id>> ResourceTracker<Id, T>
     for StatelessTracker<A, Id, T>
 {
-    /// Removes the given resource from the tracker iff we have the last reference to the
+    /// Try to remove the given resource from the tracker iff we have the last reference to the
     /// resource and the epoch matches.
     ///
-    /// Returns true if the resource was removed.
+    /// Returns true if the resource was removed or if not exiting in metadata.
     ///
     /// If the ID is higher than the length of internal vectors,
     /// false will be returned.

wgpu-core/src/track/texture.rs

@@ -394,10 +394,10 @@ pub(crate) struct TextureTracker<A: HalApi> {
 }
 
 impl<A: HalApi> ResourceTracker<TextureId, Texture<A>> for TextureTracker<A> {
-    /// Removes the given resource from the tracker iff we have the last reference to the
+    /// Try to remove the given resource from the tracker iff we have the last reference to the
     /// resource and the epoch matches.
     ///
-    /// Returns true if the resource was removed.
+    /// Returns true if the resource was removed or if not exiting in metadata.
     ///
     /// If the ID is higher than the length of internal vectors,
     /// false will be returned.