Plug a memory leak in google_apis_unittests.

google_apis/gaia/merge_session_helper.cc

Index: google_apis/gaia/merge_session_helper.cc
diff --git a/google_apis/gaia/merge_session_helper.cc b/google_apis/gaia/merge_session_helper.cc
index 9a8f26577e4aff150f7d141115cae43eabfb90e6..aee64530c81ce53d4b9b64afe0d3d58821e29d4d 100644
--- a/google_apis/gaia/merge_session_helper.cc
+++ b/google_apis/gaia/merge_session_helper.cc
@@ -59,7 +59,7 @@ void MergeSessionHelper::ExternalCcResultFetcher::TimeoutForTests() {
 void
 MergeSessionHelper::ExternalCcResultFetcher::OnGetCheckConnectionInfoSuccess(
     const std::string& data) {
-  base::Value* value = base::JSONReader::Read(data);
+  scoped_ptr<base::Value> value(base::JSONReader::Read(data));
   const base::ListValue* list;
   if (!value || !value->GetAsList(&list))
     return;