[libxml2] Remove temporary members from struct _xmlXPathContext

[Nick Wellnhofer <nwellnhof src gnome org>]

commit 1fe385304f11332ddb232571d54d36a5aeca0398
Author: Nick Wellnhofer <wellnhofer aevum de>
Date:   Wed Dec 16 15:27:13 2020 +0100

    Remove temporary members from struct _xmlXPathContext
    
    These values are hardcoded now and the struct members, while public,
    were recently introduced and never part of an official release.

 include/libxml/xpath.h | 2 --
 1 file changed, 2 deletions(-)
---
diff --git a/include/libxml/xpath.h b/include/libxml/xpath.h
index a4303ff1..539593fa 100644
--- a/include/libxml/xpath.h
+++ b/include/libxml/xpath.h
@@ -359,8 +359,6 @@ struct _xmlXPathContext {
     unsigned long opLimit;
     unsigned long opCount;
     int depth;
-    int maxDepth;
-    int maxParserDepth;
 };
 
 /*