vulkan/wsi: fix crash with debug names on swapchain
If you set a name of on a swapchain object, because the base object struct has not been initialized with a VkDevice, vk_object_base_finish() will segfault when trying to free the object name.
Signed-off-by: Lionel Landwerlin lionel.g.landwerlin@intel.com Fixes: cb1e0db2 ("vulkan/wsi: Make wsi_swapchain inherit from vk_object_base")