venus: drop drm_format_modifier tracking

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/35810>

src/virtio/vulkan/vn_android.c

@@ -419,7 +419,6 @@ vn_android_image_from_anb_internal(struct vn_device *dev,
 
    img->wsi.is_wsi = true;
    img->wsi.tiling_override = builder.create.tiling;
-   img->wsi.drm_format_modifier = builder.modifier.drmFormatModifier;
 
    int dma_buf_fd = vn_android_gralloc_get_dma_buf_fd(anb_info->handle);
    if (dma_buf_fd < 0) {

src/virtio/vulkan/vn_image.h

@@ -74,8 +74,6 @@ struct vn_image {
       bool is_wsi;
       bool is_prime_blit_src;
       VkImageTiling tiling_override;
-      /* valid when tiling is VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT */
-      uint64_t drm_format_modifier;
 
       struct vn_device_memory *memory;
 

src/virtio/vulkan/vn_wsi.c

@@ -141,23 +141,6 @@ vn_wsi_create_image(struct vn_device *dev,
    img->wsi.is_prime_blit_src = wsi_info->blit_src;
    img->wsi.tiling_override = create_info->tiling;
 
-   if (create_info->tiling == VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT) {
-      VkDevice dev_handle = vn_device_to_handle(dev);
-      VkImage img_handle = vn_image_to_handle(img);
-
-      VkImageDrmFormatModifierPropertiesEXT props = {
-         .sType = VK_STRUCTURE_TYPE_IMAGE_DRM_FORMAT_MODIFIER_PROPERTIES_EXT,
-      };
-      result = vn_GetImageDrmFormatModifierPropertiesEXT(dev_handle,
-                                                         img_handle, &props);
-      if (result != VK_SUCCESS) {
-         vn_DestroyImage(dev_handle, img_handle, alloc);
-         return result;
-      }
-
-      img->wsi.drm_format_modifier = props.drmFormatModifier;
-   }
-
    *out_img = img;
    return VK_SUCCESS;
 }