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

chrome/browser/browsing_data/browsing_data_channel_id_helper_unittest.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 "chrome/browser/browsing_data/browsing_data_channel_id_helper.h"
 
 #include <memory>
 
 #include "base/bind.h"
 #include "base/memory/ptr_util.h"
@@ skipping 26 matching lines @@
   }
 
   void CreateChannelIDsForTest() {
     net::URLRequestContext* context =
         testing_profile_->GetRequestContext()->GetURLRequestContext();
     net::ChannelIDStore* channel_id_store =
         context->channel_id_service()->GetChannelIDStore();
     channel_id_store->SetChannelID(
         base::WrapUnique(new net::ChannelIDStore::ChannelID(
             "https://www.google.com:443", base::Time(),
-            base::WrapUnique(crypto::ECPrivateKey::Create()))));
+            crypto::ECPrivateKey::Create())));
     channel_id_store->SetChannelID(
         base::WrapUnique(new net::ChannelIDStore::ChannelID(
             "https://www.youtube.com:443", base::Time(),
-            base::WrapUnique(crypto::ECPrivateKey::Create()))));
+            crypto::ECPrivateKey::Create())));
   }
 
   void FetchCallback(
       const net::ChannelIDStore::ChannelIDList& channel_ids) {
     DCHECK_CURRENTLY_ON(BrowserThread::UI);
     channel_id_list_ = channel_ids;
   }
 
   // net::SSLConfigService::Observer implementation:
   void OnSSLConfigChanged() override { ssl_config_changed_count_++; }
@@ skipping 73 matching lines @@
 }
 
 TEST_F(BrowsingDataChannelIDHelperTest, CannedEmpty) {
   std::string origin = "https://www.google.com";
 
   scoped_refptr<CannedBrowsingDataChannelIDHelper> helper(
       new CannedBrowsingDataChannelIDHelper());
 
   ASSERT_TRUE(helper->empty());
   helper->AddChannelID(net::ChannelIDStore::ChannelID(
-      origin, base::Time(), base::WrapUnique(crypto::ECPrivateKey::Create())));
+      origin, base::Time(), crypto::ECPrivateKey::Create()));
   ASSERT_FALSE(helper->empty());
   helper->Reset();
   ASSERT_TRUE(helper->empty());
 }