Correct const accessors in base/values.(h|cc), Part II (ListValue)

chrome/browser/chromeos/cros/cros_network_functions.cc

Index: chrome/browser/chromeos/cros/cros_network_functions.cc
diff --git a/chrome/browser/chromeos/cros/cros_network_functions.cc b/chrome/browser/chromeos/cros/cros_network_functions.cc
index 992a17219abec730f9b0d0911debc020e96fb990..c3946de8236a15307dbd548f60ff41dd221de6b3 100644
--- a/chrome/browser/chromeos/cros/cros_network_functions.cc
+++ b/chrome/browser/chromeos/cros/cros_network_functions.cc
@@ -141,7 +141,7 @@ class DataPlanUpdateWatcher : public CrosNetworkWatcher {
                          const base::ListValue& data_plans) {
     CellularDataPlanVector* data_plan_vector = new CellularDataPlanVector;
     for (size_t i = 0; i != data_plans.GetSize(); ++i) {
-      base::DictionaryValue* data_plan = NULL;
+      const base::DictionaryValue* data_plan = NULL;
       if (!data_plans.GetDictionary(i, &data_plan)) {
         LOG(ERROR) << "data_plans["  << i << "] is not a dictionary.";
         continue;