Replace more ObserverList with base::ObserverList.

net/proxy/proxy_config_service_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/proxy/proxy_config_service_android.h"
 
 #include <sys/system_properties.h>
 
 #include "base/android/jni_array.h"
 #include "base/android/jni_string.h"
@@ skipping 337 matching lines @@
     return jni_task_runner_->RunsTasksOnCurrentThread();
   }
 
   bool OnNetworkThread() const {
     return network_task_runner_->RunsTasksOnCurrentThread();
   }
 
   ScopedJavaGlobalRef<jobject> java_proxy_change_listener_;
 
   JNIDelegateImpl jni_delegate_;
-  ObserverList<Observer> observers_;
+  base::ObserverList<Observer> observers_;
   scoped_refptr<base::SequencedTaskRunner> network_task_runner_;
   scoped_refptr<base::SequencedTaskRunner> jni_task_runner_;
   GetPropertyCallback get_property_callback_;
   ProxyConfig proxy_config_;
   bool exclude_pac_url_;
 
   DISALLOW_COPY_AND_ASSIGN(Delegate);
 };
 
 ProxyConfigServiceAndroid::ProxyConfigServiceAndroid(
@@ skipping 39 matching lines @@
         network_task_runner, jni_task_runner, get_property_callback)) {
   delegate_->SetupJNI();
   delegate_->FetchInitialConfig();
 }
 
 void ProxyConfigServiceAndroid::ProxySettingsChanged() {
   delegate_->ProxySettingsChanged();
 }
 
 } // namespace net