1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
|
// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_PRELOADING_SEARCH_PRELOAD_SEARCH_PRELOAD_SIGNAL_RESULT_H_
#define CHROME_BROWSER_PRELOADING_SEARCH_PRELOAD_SEARCH_PRELOAD_SIGNAL_RESULT_H_
// Measures the difference between "the client judged it should preload" and
// "preload is actually triggered".
//
// The naming rule is `<Result><Mode>?<Reason>?`. For example,
// `kNotTriggeredOnPressNoSearchProviderOptIn` consists of
// `<Result> = NotTriggered, <Mode> = OnPress, <Reason> =
// NoSearchProviderOptIn`.
//
// LINT.IfChange
enum class SearchPreloadSignalResult {
// Not interested to record.
kNotTriggeredMisc = 0,
// Prefetch/prerender is triggered by the signal.
kPrefetchTriggered = 1,
kPrerenderTriggered = 2,
// Not triggered
// A preload was already triggered by a signal.
kNotTriggeredAlreadyTriggered = 3,
// Tried to trigger prerender, but prefetch is not alive.
kNotTriggeredPrefetchNotAlive = 4,
// Limit exceeded.
kNotTriggeredLimitExceeded = 5,
// The profile is Incognito.
kNotTriggeredIncognito = 6,
// The pressed item is not search type.
kNotTriggeredOnPressNotSearchType = 7,
// No opt-in of the search provider.
kNotTriggeredOnPressNoSearchProviderOptIn = 8,
// The max value of the PrefetchStatus. Update this when new enums are added.
kMaxValue = kNotTriggeredOnPressNoSearchProviderOptIn,
};
// LINT.ThenChange(/tools/metrics/histograms/metadata/omnibox/histograms.xml:SearchPreloadSignalResult)
#endif // CHROME_BROWSER_PRELOADING_SEARCH_PRELOAD_SEARCH_PRELOAD_SIGNAL_RESULT_H_
|
