Fix a memory leak in a unit test.

net/base/cookie_monster_store_test.h

 // Copyright (c) 2011 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.
 
 // This file contains test infrastructure for multiple files
 // (current cookie_monster_unittest.cc and cookie_monster_perftest.cc)
 // that need to test out CookieMonster interactions with the backing store.
 // It should only be included by test code.
 
 #ifndef NET_BASE_COOKIE_MONSTER_STORE_TEST_H_
@@ skipping 91 matching lines @@
       CookieMonster::Delegate::ChangeCause cause);
 
  private:
   virtual ~MockCookieMonsterDelegate();
 
   std::vector<CookieNotification> changes_;
 
   DISALLOW_COPY_AND_ASSIGN(MockCookieMonsterDelegate);
 };
 
+// Helper to build a single CanonicalCookie.
+CookieMonster::CanonicalCookie BuildCanonicalCookie(
+    const std::string& key,
+    const std::string& cookie_line,
+    const base::Time& creation_time);
+
 // Helper to build a list of CanonicalCookie*s.
 void AddCookieToList(
     const std::string& key,
     const std::string& cookie_line,
     const base::Time& creation_time,
     std::vector<CookieMonster::CanonicalCookie*>* out_list);
 
 // Just act like a backing database.  Keep cookie information from
 // Add/Update/Delete and regurgitate it when Load is called.
 class MockSimplePersistentCookieStore
@@ skipping 33 matching lines @@
 // longer than |gc_perf_micros| to complete, and how many cookie were
 // left in the store afterwards.
 CookieMonster* CreateMonsterFromStoreForGC(
     int num_cookies,
     int num_old_cookies,
     int days_old);
 
 }  // namespace net
 
 #endif  // NET_BASE_COOKIE_MONSTER_STORE_TEST_H_