Change NetLog::ParametersCallback to return a scoped_ptr.

net/base/address_list.cc

Index: net/base/address_list.cc
diff --git a/net/base/address_list.cc b/net/base/address_list.cc
index 9f63ebf60d6cbcb900e84d3c93267807c1603329..e4b25a033d1925696f39445ce0918cd250f6fff3 100644
--- a/net/base/address_list.cc
+++ b/net/base/address_list.cc
@@ -14,8 +14,9 @@ namespace net {
 
 namespace {
 
-base::Value* NetLogAddressListCallback(const AddressList* address_list,
-                                       NetLogCaptureMode capture_mode) {
+scoped_ptr<base::Value> NetLogAddressListCallback(
+    const AddressList* address_list,
+    NetLogCaptureMode capture_mode) {
   scoped_ptr<base::DictionaryValue> dict(new base::DictionaryValue());
   scoped_ptr<base::ListValue> list(new base::ListValue());
 
@@ -25,7 +26,7 @@ base::Value* NetLogAddressListCallback(const AddressList* address_list,
   }
 
   dict->Set("address_list", list.Pass());
-  return dict.release();
+  return dict.Pass();
 }
 
 }  // namespace