chrome/browser/tab_contents/origins_seen_service.h - Issue 1897343003: Componentize OriginsSeenService & provide iOS factory.

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Side by Side Diff: chrome/browser/tab_contents/origins_seen_service.h

Issue 1897343003: Componentize OriginsSeenService & provide iOS factory. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: git add components/navigation_metrics/DEPS Created 4 years, 8 months ago

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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

3 // found in the LICENSE file.

4

5 #ifndef CHROME_BROWSER_TAB_CONTENTS_ORIGINS_SEEN_SERVICE_H_

6 #define CHROME_BROWSER_TAB_CONTENTS_ORIGINS_SEEN_SERVICE_H_

7

8 #include "base/containers/mru_cache.h"

9 #include "components/keyed_service/core/keyed_service.h"

10 #include "url/origin.h"

11

12 class OriginsSeenService : public KeyedService {

13 public:

14 OriginsSeenService();

15 ~OriginsSeenService() override;

16

17 // Used when deciding whether or not to record

18 // Navigation.SchemePerUniqueOrigin[OTR]. Inserts a copy of \|origin\| into the

19 // set \|origins_seen_\|, and returns whether or not \|origin\| was already in the

20 // set.

21 bool Insert(const url::Origin& origin);

22

23 private:

24 // Used by \|HaveAlreadySeenOrigin\|. This cache is in volatile storage because

25 // Off The Record Profiles also use this Service.

26 base::MRUCache<url::Origin, bool> origins_seen_;

27 };

28

29 #endif // CHROME_BROWSER_TAB_CONTENTS_ORIGINS_SEEN_SERVICE_H_

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