debug_report: Rename VkDbgMsgCallback object
diff --git a/loader/debug_report.h b/loader/debug_report.h
index 722e0c8..a6107a7 100644
--- a/loader/debug_report.h
+++ b/loader/debug_report.h
@@ -107,8 +107,8 @@
     VkFlags                             msgFlags,
     const PFN_vkDbgMsgCallback          pfnMsgCallback,
     void*                               pUserData,
-    VkDbgMsgCallback*                   pMsgCallback);
+    VkDebugReportCallbackLUNARG*                   pMsgCallback);
 
 VKAPI_ATTR VkResult VKAPI_CALL loader_DbgDestroyMsgCallback(
     VkInstance                          instance,
-    VkDbgMsgCallback                    msgCallback);
+    VkDebugReportCallbackLUNARG                    msgCallback);