Make //crypto factories return std::unique_ptr<>s

net/ssl/channel_id_store.cc

 // Copyright 2014 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.
 
 #include "net/ssl/channel_id_store.h"
 
 #include <utility>
 
 #include "crypto/ec_private_key.h"
 
@@ skipping 15 matching lines @@
       key_(other.key_ ? other.key_->Copy() : nullptr) {
 }
 
 ChannelIDStore::ChannelID& ChannelIDStore::ChannelID::operator=(
     const ChannelID& other) {
   if (&other == this)
     return *this;
   server_identifier_ = other.server_identifier_;
   creation_time_ = other.creation_time_;
   if (other.key_)
-    key_.reset(other.key_->Copy());
+    key_ = other.key_->Copy();
   return *this;
 }
 
 ChannelIDStore::ChannelID::~ChannelID() {}
 
 void ChannelIDStore::InitializeFrom(const ChannelIDList& list) {
   for (ChannelIDList::const_iterator i = list.begin(); i != list.end();
       ++i) {
     SetChannelID(std::unique_ptr<ChannelID>(new ChannelID(*i)));
   }
 }
 
 }  // namespace net