Disable use of Graphviz for the class diagram generation. The built-in support

in recent Doxygen versions results in nicer-looking diagrams that also take
less disk space.


git-svn-id: https://svn.apache.org/repos/asf/xerces/c/trunk@637090 13f79535-47bb-0310-9956-ffa450edef68

doc/Doxyfile

@@ -1030,10 +1030,9 @@ HIDE_UNDOC_RELATIONS   = YES
 
 # If you set the HAVE_DOT tag to YES then doxygen will assume the dot tool is 
 # available from the path. This tool is part of Graphviz, a graph visualization 
-# toolkit from AT&T and Lucent Bell Labs. The other options in this section 
-# have no effect if this option is set to NO (the default)
+# toolkit from AT&T and Lucent Bell Labs.
 
-HAVE_DOT               = YES
+HAVE_DOT               = NO
 
 # If the CLASS_GRAPH and HAVE_DOT tags are set to YES then doxygen 
 # will generate a graph for each documented class showing the direct and