1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #ifndef NET_PROXY_RESOLUTION_NETWORK_DELEGATE_ERROR_OBSERVER_H_
6 #define NET_PROXY_RESOLUTION_NETWORK_DELEGATE_ERROR_OBSERVER_H_
7 
8 #include <memory>
9 
10 #include "base/compiler_specific.h"
11 #include "base/macros.h"
12 #include "base/memory/ref_counted.h"
13 #include "net/base/net_export.h"
14 #include "net/proxy_resolution/proxy_resolver_error_observer.h"
15 
16 namespace base {
17 class SingleThreadTaskRunner;
18 }
19 
20 namespace net {
21 
22 class NetworkDelegate;
23 
24 // An implementation of ProxyResolverErrorObserver that forwards PAC script
25 // errors to a NetworkDelegate object on the thread it lives on.
26 class NET_EXPORT_PRIVATE NetworkDelegateErrorObserver
27     : public ProxyResolverErrorObserver {
28  public:
29   NetworkDelegateErrorObserver(NetworkDelegate* network_delegate,
30                                base::SingleThreadTaskRunner* origin_runner);
31   ~NetworkDelegateErrorObserver() override;
32 
33   static std::unique_ptr<ProxyResolverErrorObserver> Create(
34       NetworkDelegate* network_delegate,
35       const scoped_refptr<base::SingleThreadTaskRunner>& origin_runner);
36 
37   // ProxyResolverErrorObserver implementation.
38   void OnPACScriptError(int line_number, const base::string16& error) override;
39 
40  private:
41   class Core;
42 
43   scoped_refptr<Core> core_;
44 
45   DISALLOW_COPY_AND_ASSIGN(NetworkDelegateErrorObserver);
46 };
47 
48 }  // namespace net
49 
50 #endif  // NET_PROXY_RESOLUTION_NETWORK_DELEGATE_ERROR_OBSERVER_H_
51