Add QuicLRUCache.

net/quic/core/crypto/quic_compressed_certs_cache.h

 // Copyright 2016 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.
 
 #ifndef NET_QUIC_CORE_CRYPTO_QUIC_COMPRESSED_CERTS_CACHE_H_
 #define NET_QUIC_CORE_CRYPTO_QUIC_COMPRESSED_CERTS_CACHE_H_
 
 #include <string>
 #include <vector>
 
-#include "base/containers/mru_cache.h"
 #include "net/quic/core/crypto/proof_source.h"
 #include "net/quic/platform/api/quic_export.h"
+#include "net/quic/platform/api/quic_lru_cache.h"
 
 namespace net {
 
 // QuicCompressedCertsCache is a cache to track most recently compressed certs.
 class QUIC_EXPORT_PRIVATE QuicCompressedCertsCache {
  public:
   explicit QuicCompressedCertsCache(int64_t max_num_certs);
   ~QuicCompressedCertsCache();
 
   // Returns the pointer to the cached compressed cert if
@@ skipping 69 matching lines @@
     const std::string compressed_cert_;
   };
 
   // Computes a uint64_t hash for |uncompressed_certs|.
   uint64_t ComputeUncompressedCertsHash(
       const UncompressedCerts& uncompressed_certs);
 
   // Key is a unit64_t hash for UncompressedCerts. Stored associated value is
   // CachedCerts which has both original uncompressed certs data and the
   // compressed representation of the certs.
-  base::MRUCache<uint64_t, CachedCerts> certs_cache_;
+  QuicLRUCache<uint64_t, CachedCerts> certs_cache_;
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_CORE_CRYPTO_QUIC_COMPRESSED_CERTS_CACHE_H_