Fix use of LOAD= with WantSystemLib()...

third_party/libxml/using_libxml.scons

Index: third_party/libxml/using_libxml.scons
===================================================================
--- third_party/libxml/using_libxml.scons	(revision 5775)
+++ third_party/libxml/using_libxml.scons	(working copy)
@@ -8,28 +8,11 @@
 
 Import("env")
 
-env.Append(
-    CPPPATH = [
-        '$LIBXML_DIR/include',
-        '$LIBXML_DIR/DerivedSources/include',
-    ],
-    CPPDEFINES = [
-        'LIBXML_STATIC',
-    ],
-    LIBS = [
-        env['XML_LIB'],
-    ],
-)
-# Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
+if env.WantSystemLib('libxml'):
+    env.Append(LIBS = ['xml2'])
+else:
+    env.Append(LIBS = ['libxml'])
 
-__doc__ = """
-Settings for other components using the libxml library.
-"""
-
-Import("env")
-
 env.Append(
     CPPPATH = [
         '$LIBXML_DIR/include',
@@ -38,7 +21,4 @@
     CPPDEFINES = [
         'LIBXML_STATIC',
     ],
-    LIBS = [
-        env['XML_LIB'],
-    ],
 )