Fix remaining incompatibilities between scoped_ptr and unique_ptr.

chrome/browser/certificate_manager_model.cc

 // 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.
 
 #include "chrome/browser/certificate_manager_model.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/i18n/time_formatting.h"
@@ skipping 219 matching lines @@
   callback.Run(std::move(model));
 }
 
 // static
 void CertificateManagerModel::DidGetCertDBOnIOThread(
     CertificateManagerModel::Observer* observer,
     const CreationCallback& callback,
     net::NSSCertDatabase* cert_db) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 
-  bool is_user_db_available = cert_db->GetPublicSlot();
+  bool is_user_db_available = !!cert_db->GetPublicSlot();
   bool is_tpm_available = false;
 #if defined(OS_CHROMEOS)
   is_tpm_available = crypto::IsTPMTokenEnabledForNSS();
 #endif
   BrowserThread::PostTask(
       BrowserThread::UI,
       FROM_HERE,
       base::Bind(&CertificateManagerModel::DidGetCertDBOnUIThread,
                  cert_db,
                  is_user_db_available,
                  is_tpm_available,
                  observer,
                  callback));
 }
 
 // static
 void CertificateManagerModel::GetCertDBOnIOThread(
     content::ResourceContext* context,
     CertificateManagerModel::Observer* observer,
     const CreationCallback& callback) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   net::NSSCertDatabase* cert_db = GetNSSCertDatabaseForResourceContext(
       context,
       base::Bind(&CertificateManagerModel::DidGetCertDBOnIOThread,
                  observer,
                  callback));
   if (cert_db)
     DidGetCertDBOnIOThread(observer, callback, cert_db);
 }