Show parse errors in the UI when loading ONC files.

chrome/browser/policy/network_configuration_updater.cc

 // Copyright (c) 2011 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.
 
 #include "chrome/browser/policy/network_configuration_updater.h"
 
 #include "chrome/browser/chromeos/cros/network_library.h"
 #include "chrome/browser/policy/policy_map.h"
 #include "policy/policy_constants.h"
 
@@ skipping 38 matching lines @@
   const base::Value* value = policy_map.Get(policy_type);
   if (value != NULL) {
     // If the policy is not a string, we issue a warning, but still clear the
     // network configuration.
     if (!value->GetAsString(&new_network_config))
       LOG(WARNING) << "Invalid network configuration.";
   }
 
   if (*cached_value != new_network_config) {
     *cached_value = new_network_config;
-    if (!network_library_->LoadOncNetworks(new_network_config, ""))
-      LOG(WARNING) << "Network library failed to load ONC configuration.";
+    std::string error;
+    if (!network_library_->LoadOncNetworks(new_network_config, "", &error))

[Mattias Nissler (ping if slow), 2011/12/14 22:45:12]

you need curlies here.

[Charlie Lee, 2011/12/14 22:52:02]

Done.

+      LOG(WARNING) << "Network library failed to load ONC configuration:"
+          << error;
   }
 }
 
 }  // namespace policy