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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_BROWSER_NET_CHROME_HTTP_USER_AGENT_SETTINGS_H_ | 5 #ifndef CHROME_BROWSER_NET_CHROME_HTTP_USER_AGENT_SETTINGS_H_ |
6 #define CHROME_BROWSER_NET_CHROME_HTTP_USER_AGENT_SETTINGS_H_ | 6 #define CHROME_BROWSER_NET_CHROME_HTTP_USER_AGENT_SETTINGS_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
11 #include "base/compiler_specific.h" | 11 #include "base/compiler_specific.h" |
12 #include "base/prefs/pref_member.h" | 12 #include "base/prefs/pref_member.h" |
13 #include "net/url_request/http_user_agent_settings.h" | 13 #include "net/url_request/http_user_agent_settings.h" |
14 | 14 |
15 class PrefService; | 15 class PrefService; |
16 | 16 |
17 // An implementation of |HttpUserAgentSettings| that provides HTTP header | 17 // An implementation of |HttpUserAgentSettings| that provides HTTP header |
18 // Accept-Language value that tracks Pref settings. | 18 // Accept-Language value that tracks Pref settings. |
19 class ChromeHttpUserAgentSettings : public net::HttpUserAgentSettings { | 19 class ChromeHttpUserAgentSettings : public net::HttpUserAgentSettings { |
20 public: | 20 public: |
21 // Must be called on the UI thread. | 21 // Must be called on the UI thread. |
22 explicit ChromeHttpUserAgentSettings(PrefService* prefs); | 22 explicit ChromeHttpUserAgentSettings(PrefService* prefs); |
23 // Must be called on the IO thread. | 23 // Must be called on the IO thread. |
24 virtual ~ChromeHttpUserAgentSettings(); | 24 virtual ~ChromeHttpUserAgentSettings(); |
25 | 25 |
26 void CleanupOnUIThread(); | 26 void CleanupOnUIThread(); |
27 | 27 |
28 // net::HttpUserAgentSettings implementation | 28 // net::HttpUserAgentSettings implementation |
29 virtual std::string GetAcceptLanguage() const OVERRIDE; | 29 virtual std::string GetAcceptLanguage() const override; |
30 virtual std::string GetUserAgent() const OVERRIDE; | 30 virtual std::string GetUserAgent() const override; |
31 | 31 |
32 private: | 32 private: |
33 StringPrefMember pref_accept_language_; | 33 StringPrefMember pref_accept_language_; |
34 | 34 |
35 // Avoid re-processing by caching the last value from the preferences and the | 35 // Avoid re-processing by caching the last value from the preferences and the |
36 // last result of processing via net::HttpUtil::GenerateAccept*Header(). | 36 // last result of processing via net::HttpUtil::GenerateAccept*Header(). |
37 mutable std::string last_pref_accept_language_; | 37 mutable std::string last_pref_accept_language_; |
38 mutable std::string last_http_accept_language_; | 38 mutable std::string last_http_accept_language_; |
39 | 39 |
40 DISALLOW_COPY_AND_ASSIGN(ChromeHttpUserAgentSettings); | 40 DISALLOW_COPY_AND_ASSIGN(ChromeHttpUserAgentSettings); |
41 }; | 41 }; |
42 | 42 |
43 #endif // CHROME_BROWSER_NET_CHROME_HTTP_USER_AGENT_SETTINGS_H_ | 43 #endif // CHROME_BROWSER_NET_CHROME_HTTP_USER_AGENT_SETTINGS_H_ |
44 | 44 |
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