Revert recent changes to base::Value

chrome/test/automation/javascript_execution_controller.cc

Index: chrome/test/automation/javascript_execution_controller.cc
diff --git a/chrome/test/automation/javascript_execution_controller.cc b/chrome/test/automation/javascript_execution_controller.cc
index e4702c54d11a4812f97bd68f59c9d8cecd91e247..5be6b983fb7647993aa1d6fdae3923c185569679 100644
--- a/chrome/test/automation/javascript_execution_controller.cc
+++ b/chrome/test/automation/javascript_execution_controller.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Copyright (c) 2010 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.
 
@@ -89,11 +89,11 @@ bool JavaScriptExecutionController::ExecuteAndParseHelper(
   bool success;
   std::string evaluation_error;
   Value* evaluation_result_value;
-  ListValue* list = root_value->AsList();
-  if (!list) {
+  if (!root_value->IsType(Value::TYPE_LIST)) {
     LOG(ERROR) << "JSON response was not in correct format";
     return false;
   }
+  ListValue* list = static_cast<ListValue*>(root_value.get());
   if (!list->GetBoolean(0, &success) ||
       !list->GetString(1, &evaluation_error) ||
       !list->Remove(2, &evaluation_result_value)) {