Replace more ObserverList with base::ObserverList.

net/cert/cert_database_android.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 "net/cert/cert_database.h"
 
 #include "base/logging.h"
 #include "base/observer_list_threadsafe.h"
 #include "net/base/net_errors.h"
 #include "net/ssl/openssl_client_key_store.h"
 
 namespace net {
 
 CertDatabase::CertDatabase()
-    : observer_list_(new ObserverListThreadSafe<Observer>) {
+    : observer_list_(new base::ObserverListThreadSafe<Observer>) {
 }
 
 CertDatabase::~CertDatabase() {}
 
 int CertDatabase::CheckUserCert(X509Certificate* cert) {
   // NOTE: This method shall never be called on Android.
   //
   // On other platforms, it is only used by the SSLAddCertHandler class
   // to handle veritication and installation of downloaded certificates.
   //
@@ skipping 20 matching lines @@
   // no-certificate decisions. See https://crbug.com/382696
   OpenSSLClientKeyStore::GetInstance()->Flush();
 }
 
 void CertDatabase::OnAndroidKeyChainChanged() {
   observer_list_->Notify(FROM_HERE, &Observer::OnCACertChanged,
                          scoped_refptr<X509Certificate>());
 }
 
 }  // namespace net