Move the cookie store implementation into its own directory.

net/cookies/cookie_monster.h

Index: net/cookies/cookie_monster.h
diff --git a/net/base/cookie_monster.h b/net/cookies/cookie_monster.h
similarity index 99%
copy from net/base/cookie_monster.h
copy to net/cookies/cookie_monster.h
index 0e8febb6f18295d417632ac6c734ca12ea05ad9c..b23dcfb4b619d0e5c651487a496d8fadc866c212 100644
--- a/net/base/cookie_monster.h
+++ b/net/cookies/cookie_monster.h
@@ -4,8 +4,8 @@
 
 // Brought to you by the letter D and the number 2.
 
-#ifndef NET_BASE_COOKIE_MONSTER_H_
-#define NET_BASE_COOKIE_MONSTER_H_
+#ifndef NET_COOKIES_COOKIE_MONSTER_H_
+#define NET_COOKIES_COOKIE_MONSTER_H_
 #pragma once
 
 #include <deque>
@@ -23,7 +23,7 @@
 #include "base/memory/scoped_ptr.h"
 #include "base/synchronization/lock.h"
 #include "base/time.h"
-#include "net/base/cookie_store.h"
+#include "net/cookies/cookie_store.h"
 #include "net/base/net_export.h"
 
 class GURL;
@@ -968,4 +968,4 @@ class CookieList : public std::vector<CookieMonster::CanonicalCookie> {
 
 }  // namespace net
 
-#endif  // NET_BASE_COOKIE_MONSTER_H_
+#endif  // NET_COOKIES_COOKIE_MONSTER_H_