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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 COMPONENTS_PREVIEWS_CORE_PREVIEWS_EXPERIMENTS_H_ | 5 #ifndef COMPONENTS_PREVIEWS_CORE_PREVIEWS_EXPERIMENTS_H_ |
6 #define COMPONENTS_PREVIEWS_CORE_PREVIEWS_EXPERIMENTS_H_ | 6 #define COMPONENTS_PREVIEWS_CORE_PREVIEWS_EXPERIMENTS_H_ |
7 | 7 |
8 #include "base/time/time.h" | 8 #include "base/time/time.h" |
9 | 9 |
10 namespace previews { | 10 namespace previews { |
11 | 11 |
12 namespace params { | 12 namespace params { |
13 | 13 |
14 // The maximum number of recent previews navigations the black list looks at to | 14 // The maximum number of recent previews navigations the black list looks at to |
15 // determine if a host is blacklisted. | 15 // determine if a host is blacklisted. |
16 size_t MaxStoredHistoryLengthForBlackList(); | 16 size_t MaxStoredHistoryLengthForPerHostBlackList(); |
| 17 |
| 18 // The maximum number of recent previews navigations the black list looks at to |
| 19 // determine if all previews navigations are disallowed. |
| 20 size_t MaxStoredHistoryLengthForHostIndifferentBlackList(); |
17 | 21 |
18 // The maximum number of hosts allowed in the in memory black list. | 22 // The maximum number of hosts allowed in the in memory black list. |
19 size_t MaxInMemoryHostsInBlackList(); | 23 size_t MaxInMemoryHostsInBlackList(); |
20 | 24 |
21 // The number of recent navigations that were opted out of that would trigger | 25 // The number of recent navigations that were opted out of that would trigger |
22 // the host to be blacklisted. | 26 // the host to be blacklisted. |
23 int BlackListOptOutThreshold(); | 27 int PerHostBlackListOptOutThreshold(); |
| 28 |
| 29 // The number of recent navigations that were opted out of that would trigger |
| 30 // the all previews navigations to be disallowed. |
| 31 int HostIndifferentBlackListOptOutThreshold(); |
24 | 32 |
25 // The amount of time a host remains blacklisted due to opt outs. | 33 // The amount of time a host remains blacklisted due to opt outs. |
26 base::TimeDelta BlackListDuration(); | 34 base::TimeDelta PerHostBlackListDuration(); |
| 35 |
| 36 // The amount of time all previews navigations are disallowed due to opt outs. |
| 37 base::TimeDelta HostIndifferentBlackListPerHostDuration(); |
27 | 38 |
28 } // namespace params | 39 } // namespace params |
29 | 40 |
30 // Returns true if any client-side previews experiment is active. | 41 // Returns true if any client-side previews experiment is active. |
31 bool IsIncludedInClientSidePreviewsExperimentsFieldTrial(); | 42 bool IsIncludedInClientSidePreviewsExperimentsFieldTrial(); |
32 | 43 |
33 // Returns true if the field trial that should enable offline pages for | 44 // Returns true if the field trial that should enable offline pages for |
34 // prohibitvely slow networks is active. | 45 // prohibitvely slow networks is active. |
35 bool IsOfflinePreviewsEnabled(); | 46 bool IsOfflinePreviewsEnabled(); |
36 | 47 |
37 // Sets the appropriate state for field trial and variations to imitate the | 48 // Sets the appropriate state for field trial and variations to imitate the |
38 // offline pages field trial. | 49 // offline pages field trial. |
39 bool EnableOfflinePreviewsForTesting(); | 50 bool EnableOfflinePreviewsForTesting(); |
40 | 51 |
41 } // namespace previews | 52 } // namespace previews |
42 | 53 |
43 #endif // COMPONENTS_PREVIEWS_CORE_PREVIEWS_EXPERIMENTS_H_ | 54 #endif // COMPONENTS_PREVIEWS_CORE_PREVIEWS_EXPERIMENTS_H_ |
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