bug-14538: Remove validation error codes

https://cvs.khronos.org/bugzilla/show_bug.cgi?id=14538
diff --git a/icd/intel/obj.c b/icd/intel/obj.c
index c928313..c382a67 100644
--- a/icd/intel/obj.c
+++ b/icd/intel/obj.c
@@ -377,7 +377,8 @@
     uint32_t                                    numBindings,
     const VkSparseMemoryBindInfo*               pBindInfo)
 {
-    return VK_ERROR_UNKNOWN;
+    assert(0 && "vkQueueBindSparseBufferMemory not supported");
+    return VK_SUCCESS;
 }
 
 ICD_EXPORT VkResult VKAPI vkQueueBindSparseImageOpaqueMemory(
@@ -386,7 +387,8 @@
     uint32_t                                    numBindings,
     const VkSparseMemoryBindInfo*               pBindInfo)
 {
-    return VK_ERROR_UNKNOWN;
+    assert(0 && "vkQueueBindSparseImageOpaqueMemory not supported");
+    return VK_SUCCESS;
 }
 
 
@@ -396,6 +398,7 @@
     uint32_t                                    numBindings,
     const VkSparseImageMemoryBindInfo*          pBindInfo)
 {
-    return VK_ERROR_UNKNOWN;
+    assert(0 && "vkQueueBindSparseImageMemory not supported");
+    return VK_SUCCESS;
 }