Land Recent QUIC Changes.

net/quic/crypto/quic_random.h

 // Copyright (c) 2012 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_CRYPTO_QUIC_RANDOM_H_
 #define NET_QUIC_CRYPTO_QUIC_RANDOM_H_
 
 #include <stddef.h>
 
 #include "base/basictypes.h"
 #include "net/base/net_export.h"
 
 namespace net {
 
 // The interface for a random number generator.
 class NET_EXPORT_PRIVATE QuicRandom {
  public:
   virtual ~QuicRandom() {}
 
   // Returns the default random number generator, which is cryptographically
   // secure and thread-safe.
   static QuicRandom* GetInstance();
 
   // Generates |len| random bytes in the |data| buffer.
   virtual void RandBytes(void* data, size_t len) = 0;
 
   // Returns a random number in the range [0, kuint64max].
   virtual uint64 RandUint64() = 0;
 
-  // Returns a random boolean value.
-  virtual bool RandBool() = 0;
-
   // Reseeds the random number generator with additional entropy input.
   // NOTE: the constructor of a QuicRandom object is responsible for seeding
   // itself with enough entropy input.
   virtual void Reseed(const void* additional_entropy, size_t entropy_len) = 0;
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_CRYPTO_QUIC_RANDOM_H_