components/navigation_metrics/origins_seen_service.cc - Issue 2823233003: Deprecate Once-Per-Origin Navigation histograms

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Side by Side Diff: components/navigation_metrics/origins_seen_service.cc

Issue 2823233003: Deprecate Once-Per-Origin Navigation histograms (Closed)

Patch Set: Remove deleted .h from .mm Created 3 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 #include "components/navigation_metrics/origins_seen_service.h"

6

7 namespace navigation_metrics {

8 namespace {

9 const size_t kDefaultMRUCacheSize = 1000;

10 } // namespace

11

12 OriginsSeenService::OriginsSeenService()

13 : origins_seen_(kDefaultMRUCacheSize) {}

14

15 OriginsSeenService::~OriginsSeenService() {}

16

17 bool OriginsSeenService::Insert(const url::Origin& origin) {

18 bool seen = origins_seen_.Peek(origin) != origins_seen_.end();

19 origins_seen_.Put(origin, true);

20 return seen;

21 }

22 } // namespace navigation_metrics

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