Move the cookie store implementation into its own directory.

net/cookies/cookie_monster_store_test.h

Index: net/cookies/cookie_monster_store_test.h
diff --git a/net/base/cookie_monster_store_test.h b/net/cookies/cookie_monster_store_test.h
similarity index 97%
copy from net/base/cookie_monster_store_test.h
copy to net/cookies/cookie_monster_store_test.h
index e341f7d9207026d7dbaf719b94077f2d0e87960d..afe4d2513a71a94de88397c1c2c7a7f4872159e4 100644
--- a/net/base/cookie_monster_store_test.h
+++ b/net/cookies/cookie_monster_store_test.h
@@ -7,15 +7,15 @@
 // 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_
-#define NET_BASE_COOKIE_MONSTER_STORE_TEST_H_
+#ifndef NET_COOKIES_COOKIE_MONSTER_STORE_TEST_H_
+#define NET_COOKIES_COOKIE_MONSTER_STORE_TEST_H_
 #pragma once
 
 #include <map>
 #include <string>
 #include <utility>
 #include <vector>
-#include "net/base/cookie_monster.h"
+#include "net/cookies/cookie_monster.h"
 
 namespace base {
 class Time;
@@ -203,4 +203,4 @@ CookieMonster* CreateMonsterFromStoreForGC(
 
 }  // namespace net
 
-#endif  // NET_BASE_COOKIE_MONSTER_STORE_TEST_H_
+#endif  // NET_COOKIES_COOKIE_MONSTER_STORE_TEST_H_