[GCM] Fix memory leaks

google_apis/gcm/engine/user_list_unittest.cc

 // Copyright 2014 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.
 
 #include "google_apis/gcm/engine/user_list.h"
 
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 54 matching lines @@
   static size_t GetListSize(const UserList* user_list);
   void SetDelegateCallback(const std::string& username,
                            int64 user_serial_number);
 
   scoped_ptr<UserList> BuildUserList();
 
   void PumpLoop();
 
   void UpdateCallback(bool success);
 
-  void Initialize(UserList* user_list, const GCMStore::LoadResult& result);
+  void Initialize(UserList* user_list, scoped_ptr<GCMStore::LoadResult> result);
 
   void ResetLoop();
 
  protected:
   int64 last_assigned_serial_number_;
   std::string last_assigned_username_;
   scoped_ptr<GCMStore> gcm_store_;
 
  private:
   base::ScopedTempDir temp_directory_;
@@ skipping 23 matching lines @@
 }
 
 scoped_ptr<UserList> UserListTest::BuildUserList() {
   gcm_store_.reset(new GCMStoreImpl(true,
                                     temp_directory_.path(),
                                     message_loop_.message_loop_proxy()));
   return scoped_ptr<UserList>(new UserList(gcm_store_.get()));
 }
 
 void UserListTest::Initialize(UserList* user_list,
-                              const GCMStore::LoadResult& result) {
-  ASSERT_TRUE(result.success);
-  user_list->Initialize(result.serial_number_mappings);
+                              scoped_ptr<GCMStore::LoadResult> result) {
+  ASSERT_TRUE(result->success);
+  user_list->Initialize(result->serial_number_mappings);
   ResetLoop();
 }
 
 void UserListTest::ResetLoop() {
   if (run_loop_ && run_loop_->running())
     run_loop_->Quit();
 }
 
 void UserListTest::PumpLoop() {
   run_loop_.reset(new base::RunLoop);
@@ skipping 229 matching lines @@
   // callbacks to be run.
   PumpLoop();
   PumpLoop();
 
   EXPECT_EQ(last_assigned_serial_number_,
             user_list->GetSerialNumberForUsername(delegate->GetUsername()));
   EXPECT_EQ(delegate->GetUsername(), last_assigned_username_);
 }
 
 }  // namespace gcm