[libxml2] use xmlBuf... if DEBUG_INPUT is defined

[Daniel Veillard <veillard src gnome org>]

commit 89b6f73aea631ab1cca7b9fed71f8add205a08cf
Author: Roumen Petrov <bugtrack roumenpetrov info>
Date:   Sat Aug 4 05:09:56 2012 +0300

    use xmlBuf... if DEBUG_INPUT is defined

 xmlIO.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/xmlIO.c b/xmlIO.c
index 53bd8bf..0e2ef71 100644
--- a/xmlIO.c
+++ b/xmlIO.c
@@ -3246,7 +3246,7 @@ xmlParserInputBufferPush(xmlParserInputBufferPtr in,
 #ifdef DEBUG_INPUT
     xmlGenericError(xmlGenericErrorContext,
 	    "I/O: pushed %d chars, buffer %d/%d\n",
-            nbchars, in->buffer->use, in->buffer->size);
+            nbchars, xmlBufUse(in->buffer), xmlBufLength(in->buffer));
 #endif
     return(nbchars);
 }