Ensure parentResInfo is always set for all resource types

* This only needs to be different from `this` in the case of image views when
  using descriptor buffers, so automatically set it to this by default and
  overwrite only in that case.

renderdoc/driver/vulkan/vk_resources.h

@@ -1089,7 +1089,7 @@ struct ResourceInfo
   // for images this is a self pointer. For image views when we are using descriptor buffers we
   // can't alias the resInfo in each view's record because each view needs to track its own
   // descriptors - instead we point back to the image's resInfo here for sparse info. blech
-  ResourceInfo *parentResInfo;
+  ResourceInfo *parentResInfo = this;
 
   // for buffers, or for images when layouts can affect descriptors, the set of descriptors which
   // have already been serialised

renderdoc/driver/vulkan/wrappers/vk_resource_funcs.cpp

@@ -2896,7 +2896,6 @@ VkResult WrappedVulkan::vkCreateImage(VkDevice device, const VkImageCreateInfo *
         AddForcedReference(record);
 
       record->resInfo = new ResourceInfo();
-      record->resInfo->parentResInfo = record->resInfo;
       ResourceInfo &resInfo = *record->resInfo;
       resInfo.imageInfo = ImageInfo(*pCreateInfo);
 
@@ -3327,6 +3326,8 @@ VkResult WrappedVulkan::vkCreateImageView(VkDevice device, const VkImageViewCrea
       if(m_DescriptorBuffers)
       {
         record->resInfo = new ResourceInfo(*imageRecord->resInfo);
+        // use the image's resinfo for things like sparse records, we only duplicate for descriptor
+        // uniqueness tracking.
         record->resInfo->parentResInfo = imageRecord->resInfo;
       }
       else

renderdoc/driver/vulkan/wrappers/vk_wsi_funcs.cpp

@@ -327,7 +327,6 @@ VkResult WrappedVulkan::vkGetSwapchainImagesKHR(VkDevice device, VkSwapchainKHR
         record->AddParent(swaprecord);
 
         record->resInfo = new ResourceInfo();
-        record->resInfo->parentResInfo = record->resInfo;
         record->resInfo->imageInfo = swaprecord->swapInfo->imageInfo;
 
         // note we add the chunk to the swap record, that way when the swapchain is created it will