webui/options: Do not use Value::CreateStringValue.

chrome/browser/ui/webui/options/cookies_view_handler.cc

Index: chrome/browser/ui/webui/options/cookies_view_handler.cc
diff --git a/chrome/browser/ui/webui/options/cookies_view_handler.cc b/chrome/browser/ui/webui/options/cookies_view_handler.cc
index 4bb075c027d5b3a91734566e6293d5ce36a14b14..19d622ef43f07a543a80dea0837b4fb0abfe94f4 100644
--- a/chrome/browser/ui/webui/options/cookies_view_handler.cc
+++ b/chrome/browser/ui/webui/options/cookies_view_handler.cc
@@ -152,8 +152,7 @@ void CookiesViewHandler::TreeNodesAdded(ui::TreeModel* model,
   ListValue args;
   args.Append(parent == tree_model->GetRoot() ?
       Value::CreateNullValue() :
-      Value::CreateStringValue(
-          model_util_->GetTreeNodeId(parent_node)));
+      new base::StringValue(model_util_->GetTreeNodeId(parent_node)));
   args.Append(Value::CreateIntegerValue(start));
   args.Append(children);
   web_ui()->CallJavascriptFunction(
@@ -173,7 +172,7 @@ void CookiesViewHandler::TreeNodesRemoved(ui::TreeModel* model,
   ListValue args;
   args.Append(parent == tree_model->GetRoot() ?
       Value::CreateNullValue() :
-      Value::CreateStringValue(model_util_->GetTreeNodeId(
+      new base::StringValue(model_util_->GetTreeNodeId(
           tree_model->AsNode(parent))));
   args.Append(Value::CreateIntegerValue(start));
   args.Append(Value::CreateIntegerValue(count));
@@ -309,7 +308,7 @@ void CookiesViewHandler::SendChildren(const CookieTreeNode* parent) {
   ListValue args;
   args.Append(parent == GetTreeModel()->GetRoot() ?
       Value::CreateNullValue() :
-      Value::CreateStringValue(model_util_->GetTreeNodeId(parent)));
+      new base::StringValue(model_util_->GetTreeNodeId(parent)));
   args.Append(children);
 
   web_ui()->CallJavascriptFunction(