Removed VulkanBitmapAttachment.cs

src/Avalonia.Vulkan/VulkanBitmapAttachment.cs

@@ -1,35 +0,0 @@
-using System;
-using Avalonia.Utilities;
-using Avalonia.Vulkan.Interop;
-using Avalonia.Vulkan.UnmanagedInterop;
-
-namespace Avalonia.Vulkan;
-
-internal class VulkanBitmapAttachment
-{
-    private readonly DisposableLock _lock = new();
-    private VulkanImage? _image;
-    public ulong Image => (_image ?? throw new ObjectDisposedException(nameof(VulkanBitmapAttachment))).Handle.Handle;
-
-    internal VulkanBitmapAttachment(IVulkanPlatformGraphicsContext context,
-        VulkanCommandBufferPool pool,
-        VkFormat format, PixelSize size)
-    {
-        _image = new VulkanImage(context, pool, format, size, 1);
-    }
-
-    public void Dispose()
-    {
-        _image?.Dispose();
-        _image = null;
-    }
-
-    public void Present()
-    {
-        if (_image == null)
-            throw new ObjectDisposedException(nameof(VulkanBitmapAttachment));
-        _image.TransitionLayout(VkImageLayout.VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, VkAccessFlags.VK_ACCESS_NONE);
-    }
-
-    public IDisposable Lock() => _lock.Lock();
-}