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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_NET_ERROR_TAB_HELPER_H_ | 5 #ifndef CHROME_BROWSER_NET_NET_ERROR_TAB_HELPER_H_ |
6 #define CHROME_BROWSER_NET_NET_ERROR_TAB_HELPER_H_ | 6 #define CHROME_BROWSER_NET_NET_ERROR_TAB_HELPER_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "base/bind.h" | 9 #include "base/bind.h" |
10 #include "base/compiler_specific.h" | 10 #include "base/compiler_specific.h" |
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80 } | 80 } |
81 | 81 |
82 private: | 82 private: |
83 friend class content::WebContentsUserData<NetErrorTabHelper>; | 83 friend class content::WebContentsUserData<NetErrorTabHelper>; |
84 | 84 |
85 void OnMainFrameDnsError(); | 85 void OnMainFrameDnsError(); |
86 | 86 |
87 void InitializePref(content::WebContents* contents); | 87 void InitializePref(content::WebContents* contents); |
88 bool ProbesAllowed() const; | 88 bool ProbesAllowed() const; |
89 | 89 |
90 base::WeakPtrFactory<NetErrorTabHelper> weak_factory_; | |
91 | |
92 // True if the last provisional load that started was for an error page. | 90 // True if the last provisional load that started was for an error page. |
93 bool is_error_page_; | 91 bool is_error_page_; |
94 | 92 |
95 // True if the helper has seen a main frame page load fail with a DNS error, | 93 // True if the helper has seen a main frame page load fail with a DNS error, |
96 // but has not yet seen a new page commit successfully afterwards. | 94 // but has not yet seen a new page commit successfully afterwards. |
97 bool dns_error_active_; | 95 bool dns_error_active_; |
98 | 96 |
99 // True if the helper has seen an error page commit while |dns_error_active_| | 97 // True if the helper has seen an error page commit while |dns_error_active_| |
100 // is true. (This should never be true if |dns_error_active_| is false.) | 98 // is true. (This should never be true if |dns_error_active_| is false.) |
101 bool dns_error_page_committed_; | 99 bool dns_error_page_committed_; |
102 | 100 |
103 // The status of a DNS probe that may or may not have started or finished. | 101 // The status of a DNS probe that may or may not have started or finished. |
104 // Since the renderer can change out from under the helper (in cross-process | 102 // Since the renderer can change out from under the helper (in cross-process |
105 // navigations), it re-sends the status whenever an error page commits. | 103 // navigations), it re-sends the status whenever an error page commits. |
106 chrome_common_net::DnsProbeStatus dns_probe_status_; | 104 chrome_common_net::DnsProbeStatus dns_probe_status_; |
107 | 105 |
108 // Optional callback for browser test to snoop on outgoing NetErrorInfo IPCs. | 106 // Optional callback for browser test to snoop on outgoing NetErrorInfo IPCs. |
109 DnsProbeStatusSnoopCallback dns_probe_status_snoop_callback_; | 107 DnsProbeStatusSnoopCallback dns_probe_status_snoop_callback_; |
110 | 108 |
111 // "Use a web service to resolve navigation errors" preference is required | 109 // "Use a web service to resolve navigation errors" preference is required |
112 // to allow probes. | 110 // to allow probes. |
113 BooleanPrefMember resolve_errors_with_web_service_; | 111 BooleanPrefMember resolve_errors_with_web_service_; |
114 | 112 |
| 113 base::WeakPtrFactory<NetErrorTabHelper> weak_factory_; |
| 114 |
115 DISALLOW_COPY_AND_ASSIGN(NetErrorTabHelper); | 115 DISALLOW_COPY_AND_ASSIGN(NetErrorTabHelper); |
116 }; | 116 }; |
117 | 117 |
118 } // namespace chrome_browser_net | 118 } // namespace chrome_browser_net |
119 | 119 |
120 #endif // CHROME_BROWSER_NET_NET_ERROR_TAB_HELPER_H_ | 120 #endif // CHROME_BROWSER_NET_NET_ERROR_TAB_HELPER_H_ |
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