Replace unique_ptr.reset with std::move in /net

net/http/http_cache.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.
 
 // This file declares a HttpTransactionFactory implementation that can be
 // layered on top of another HttpTransactionFactory to add HTTP caching.  The
 // caching logic follows RFC 7234 (any exceptions are called out in the code).
 //
 // The HttpCache takes a disk_cache::Backend as a parameter, and uses that for
 // the cache storage.
@@ skipping 163 matching lines @@
                      base::Time expected_response_time,
                      IOBuffer* buf,
                      int buf_len);
 
   // Get/Set the cache's mode.
   void set_mode(Mode value) { mode_ = value; }
   Mode mode() { return mode_; }
 
   // Get/Set the cache's clock. These are public only for testing.
   void SetClockForTesting(std::unique_ptr<base::Clock> clock) {
-    clock_.reset(clock.release());
+    clock_ = std::move(clock);
   }
   base::Clock* clock() const { return clock_.get(); }
 
   // Close currently active sockets so that fresh page loads will not use any
   // recycled connections.  For sockets currently in use, they may not close
   // immediately, but they will not be reusable. This is for debugging.
   void CloseAllConnections();
 
   // Close all idle connections. Will close all sockets not in active use.
   void CloseIdleConnections();
@@ skipping 237 matching lines @@
   std::unique_ptr<base::Clock> clock_;
 
   base::WeakPtrFactory<HttpCache> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(HttpCache);
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_CACHE_H_