<!--
Copyright 2023 The Chromium Authors
Use of this source code is governed by a BSD-style license that can be
found in the LICENSE file.
-->
<!--
This file describes the enumerations referenced by entries in histograms.xml for
this directory. Some enums may instead be listed in the central enums.xml file
at src/tools/metrics/histograms/enums.xml when multiple files use them.
For best practices on writing enumerations descriptions, see
https://chromium.googlesource.com/chromium/src.git/+/HEAD/tools/metrics/histograms/README.md#Enum-Histograms
Please follow the instructions in the OWNERS file in this directory to find a
reviewer. If no OWNERS file exists, please consider signing up at
go/reviewing-metrics (Googlers only), as all subdirectories are expected to
have an OWNERS file. As a last resort you can send the CL to
[email protected].
-->
<histogram-configuration>
<!-- Enum types -->
<enums>
<enum name="AdUserActivationStatus">
<int value="0" label="No activation"/>
<int value="1" label="Received activation"/>
</enum>
<enum name="CookieReadStatus">
<int value="0" label="kNone"/>
<int value="1" label="kNotOnboardedAllowed"/>
<int value="2" label="kNotOnboardedBlocked"/>
<int value="3" label="kNotOnboardedAllowedAd"/>
<int value="4" label="kNotOnboardedBlockedAd"/>
<int value="5" label="kAllowed"/>
<int value="6" label="kAllowedAd"/>
<int value="7" label="kAllowedOther"/>
<int value="8" label="kAllowedOtherAd"/>
<int value="9" label="kAllowedHeuristics"/>
<int value="10" label="kAllowedHeuristicsAd"/>
<int value="11" label="kAllowedMetadataGrant"/>
<int value="12" label="kAllowedMetadataGrantAd"/>
<int value="13" label="kAllowedTrial"/>
<int value="14" label="kAllowedTrialAd"/>
<int value="15" label="kAllowedTopLevelTrial"/>
<int value="16" label="kAllowedTopLevelTrialAd"/>
<int value="17" label="kBlocked"/>
<int value="18" label="kBlockedAd"/>
<int value="19" label="kBlockedOtherAd"/>
<int value="20" label="kBlockedSkippedHeuristicsAd"/>
<int value="21" label="kBlockedSkippedMetadataGrantAd"/>
<int value="22" label="kBlockedSkippedTrialAd"/>
<int value="23" label="kBlockedSkippedTopLevelTrialAd"/>
</enum>
<enum name="CrossOriginAdStatus">
<int value="0" label="Ad Origin indeterminable"/>
<int value="1" label="Main Frame Origin same as Ad"/>
<int value="2" label="Main Frame Origin differs from Ad"/>
</enum>
<enum name="CrossOriginCreativeStatus">
<int value="0" label="Ad Creative Origin indeterminable"/>
<int value="1" label="Main Frame Origin same as Ad Creative"/>
<int value="2" label="Main Frame Origin differs from Ad Creative"/>
</enum>
<enum name="CrossOriginCreativeStatusWithThrottling">
<int value="0" label="Ad Creative Origin Unknown and Ad Not Throttled"/>
<int value="1" label="Ad Creative Origin Unknown and Ad Throttled"/>
<int value="2"
label="Ad Creative Origin Same as Main Frame and Ad Not Throttled"/>
<int value="3"
label="Ad Creative Origin Differs from Main Frame and Ad Not Throttled"/>
</enum>
<enum name="HeavyAdStatus2">
<int value="0" label="Not heavy"/>
<int value="1" label="Network">
The ad exceeded the network threshold for the Heavy Ad Intervention.
</int>
<int value="2" label="Total CPU">
The ad exceeded the total CPU usage threshold for the Heavy Ad Intervention.
</int>
<int value="3" label="Peak CPU">
The ad exceeded the peak CPU usage threshold for the Heavy Ad Intervention.
</int>
</enum>
<enum name="InternalErrorLoadEvent">
<summary>Internal Errors in the page_load_metrics system</summary>
<int value="0" label="Invalid timing IPC sent from renderer (deprecated)"/>
<int value="1"
label="IPC received while not tracking a relevant committed load"/>
<int value="2" label="IPC received from a frame we navigated away from"/>
<int value="3" label="IPC received from a bad URL scheme"/>
<int value="4" label="No IPCs received for this navigation"/>
<int value="5" label="Page end reported before navigation start"/>
<int value="6"
label="Multiple aborted provisional loads at navigation start"/>
<int value="7"
label="User input received while not tracking a relevant committed load
(deprecated)"/>
<int value="8" label="Inter process TimeTicks skew"/>
<int value="9" label="No commit or failed provisional load received"/>
<int value="10" label="No page load end time recorded"/>
<int value="11" label="Timing IPC received from subframe (deprecated)"/>
<int value="12" label="Invalid timing IPC (invalid timing descendent)"/>
<int value="13" label="Invalid timing IPC (invalid behavior descendent)"/>
<int value="14" label="Invalid timing IPC (invalid timing)"/>
<int value="15"
label="Subframe navigation start before main frame navigation start"/>
<int value="16"
label="IPC received from subframe while not tracking a committed load"/>
<int value="17"
label="PageLoadFeatures received from browser process while not
tracking a relevant committed load"/>
</enum>
<enum name="LcppPredictResult">
<int value="0" label="Success">Prediction is success.</int>
<int value="1" label="Failure: No hit">
Prediction failed. No learned locator hit the actual LCP.
</int>
<int value="2" label="Failure(False positive): Unrecorded LCP">
Prediction failed. LCP is predicted but the actual LCP is unrecorded one.
</int>
<int value="3" label="Failure(False positive): Duplication">
Prediction failed. LCP is predicted but the actual LCP is one with the same
locator.
</int>
<int value="4" label="Failure(False positive): Another indexed LCP.">
Prediction failed. LCP is predicted but the actual LCP is one with another
leaned locator.
</int>
</enum>
<enum name="LinkPreviewUsage">
<int value="0" label="Not used"/>
<int value="1" label="Used but not promited"/>
<int value="2" label="Used and promoted"/>
</enum>
<enum name="MhtmlLoadResult">
<int value="0" label="Success">Archive loaded successfully</int>
<int value="1" label="Empty file">
Failed to load archive because the file was empty
</int>
<int value="2" label="URL scheme not allowed">
Failed to load archive because the url wasn't http(s), file, or content
</int>
<int value="3" label="Invalid archive">
Failed to load archive because it was not valid MHTML
</int>
<int value="4" label="Missing main resource">
Failed to load archive because it had no main resource
</int>
</enum>
<!-- LINT.IfChange(NavigationAbandonReasonEnum) -->
<enum name="NavigationAbandonReasonEnum">
<int value="0" label="kFrameRemoved"/>
<int value="1" label="kExplicitCancellation"/>
<int value="2" label="kInternalCancellation"/>
<int value="3" label="kRenderProcessGone"/>
<int value="4" label="kNeverStarted"/>
<int value="5" label="kFailedSecurityCheck"/>
<int value="6" label="kOther"/>
<int value="7" label="kHidden"/>
<int value="8" label="kErrorPage"/>
<int value="9" label="kAppBackgrounded"/>
<int value="10" label="kNewReloadNavigation"/>
<int value="11" label="kNewHistoryNavigation"/>
<int value="12" label="kNewOtherNavigationBrowserInitiated"/>
<int value="13" label="kNewOtherNavigationRendererInitiated"/>
</enum>
<!-- LINT.ThenChange(//components/page_load_metrics/browser/observers/abandoned_page_load_metrics_observer.h:AbandonReason) -->
<!-- LINT.IfChange(NavigationMilestoneEnum2) -->
<enum name="NavigationMilestoneEnum2">
<int value="0" label="kNavigationStart"/>
<int value="1" label="kLoaderStart"/>
<int value="2" label="kFirstRedirectedRequestStart"/>
<int value="3" label="kFirstRedirectResponseStart"/>
<int value="4" label="kFirstRedirectResponseLoaderCallback"/>
<int value="5" label="kNonRedirectedRequestStart"/>
<int value="6" label="kNonRedirectResponseStart"/>
<int value="7" label="kNonRedirectResponseLoaderCallback"/>
<int value="8" label="kCommitSent"/>
<int value="9" label="kCommitReceived"/>
<int value="10" label="kDidCommit"/>
<int value="11" label="kParseStart"/>
<int value="12" label="kFirstContentfulPaint"/>
<int value="13" label="kDOMContentLoaded"/>
<int value="14" label="kLoadEventStarted"/>
<int value="15" label="kLargestContentfulPaint"/>
<int value="16" label="kAFTStart"/>
<int value="17" label="kAFTEnd"/>
<int value="18" label="kHeaderChunkStart"/>
<int value="19" label="kHeaderChunkEnd"/>
<int value="20" label="kBodyChunkStart"/>
<int value="21" label="kBodyChunkEnd"/>
</enum>
<!-- LINT.ThenChange(//components/page_load_metrics/browser/observers/abandoned_page_load_metrics_observer.h:NavigationMilestone) -->
<enum name="OriginTrialStatusChange">
<int value="0"
label="kDisabled: Origin-specific origin trial token was disabled (i.e.
removed from the top-level site's partition)"/>
<int value="1"
label="kDisabled_MatchesSubdomains: Subdomain-matching origin trial
token was disabled (i.e. removed from the top-level site's
partition)"/>
<int value="2"
label="kEnabled: Origin-specific token was used to enable the origin
trial"/>
<int value="3"
label="kEnabled_MatchesSubdomains: Subdomain-matching token was used to
enable the origin trial"/>
</enum>
<enum name="PageActionCTREvent">
<int value="0" label="Shown"/>
<int value="1" label="Clicked"/>
</enum>
<enum name="PageActionIconType">
<int value="0" label="Bookmarks Star"/>
<int value="1" label="Click to Call"/>
<int value="2" label="Cookie Controls"/>
<int value="3" label="File System Access"/>
<int value="4" label="Find"/>
<int value="5" label="Memory Saver"/>
<int value="6" label="Intent Picker"/>
<int value="7" label="Local Card Migration"/>
<int value="8" label="Manage Passwords"/>
<int value="9" label="Payments Offer Notification"/>
<int value="10" label="Price Tracking"/>
<int value="11" label="PWA Install"/>
<int value="12" label="QR Code Generator"/>
<int value="13" label="(Deprecated) Reader Mode"/>
<int value="14" label="Autofill Address"/>
<int value="15" label="Save Card"/>
<int value="16" label="Send Tab to Self"/>
<int value="17" label="Sharing Hub"/>
<int value="18" label="Side Search"/>
<int value="19" label="SMS Remote Fetcher"/>
<int value="20" label="Translate"/>
<int value="21" label="Virtual Card Enroll"/>
<int value="22" label="Virtual Card Manual Fallback"/>
<int value="23" label="Zoom"/>
<int value="24" label="Save IBAN"/>
<int value="25" label="Mandatory Reauth"/>
<int value="26" label="Price Insights"/>
<int value="27" label="Read Anything"/>
<int value="28" label="Product Specifications"/>
<int value="29" label="Lens Overlay"/>
</enum>
<enum name="PageActionPageEvent">
<int value="0" label="Page Shown"/>
<int value="1" label="Action Shown"/>
<int value="2" label="Multiple Actions Shown"/>
</enum>
<enum name="PageLoadBackForwardCacheEvent">
<int value="0" label="Enter back-forward cache"/>
<int value="1" label="Restore from back-forward cache"/>
</enum>
<enum name="PageLoadPrerenderEvent">
<int value="0" label="Prerendered Main Frame Navigation"/>
<int value="1" label="Prerender Activation Navigation"/>
</enum>
<enum name="PageLoadPrerenderObserverEvent">
<int value="0" label="OnPrerenderStart"/>
<int value="1" label="DidActivatePrerenderedPage"/>
<int value="2" label="OnFirstPaintInPage"/>
<int value="3" label="OnFirstContentfulPaintInPage"/>
<int value="4" label="OnFirstInputInPage"/>
<int value="5" label="OnComplete"/>
<int value="6" label="FlushMetricsOnAppEnterBackground"/>
<int value="7" label="RecordSessionEndHistograms"/>
<int value="8" label="RecordLayoutShiftScoreMetrics"/>
<int value="9" label="RecordNormalizedResponsivenessMetrics"/>
</enum>
<enum name="PageLoadPrerenderVisibilityAtActivation">
<int value="0" label="Hidden"/>
<int value="1" label="Occluded"/>
<int value="2" label="Visible"/>
</enum>
<!-- LINT.IfChange(PageLoadTimingStatus) -->
<enum name="PageLoadTimingStatus">
<summary>Status of PageLoadTimings received from the render process</summary>
<int value="0" label="Valid"/>
<int value="1" label="Empty timing"/>
<int value="2" label="Null navigation start"/>
<int value="3" label="Script load longer than parse duration"/>
<int value="4" label="Script execution longer than parse duration"/>
<int value="5"
label="Script load from doc.write longer than total script load"/>
<int value="6"
label="Script execution from doc.write longer than total script
execution"/>
<int value="7" label="Invalid order - response start / parse start"/>
<int value="8" label="Invalid order - parse start / parse stop"/>
<int value="9" label="Invalid order - parse stop / dom content loaded"/>
<int value="10" label="Invalid order - dom content loaded / load"/>
<int value="11" label="Invalid order - parse start / first paint"/>
<int value="12" label="Invalid order - first paint / first text paint"/>
<int value="13" label="Invalid order - first paint / first image paint"/>
<int value="14" label="Invalid order - first paint / first contentful paint"/>
<int value="15" label="Invalid order - first paint / first meaningful paint"/>
<int value="16" label="Invalid order - first meaningful paint / interactive"/>
<int value="17" label="First input delay without first input timestamp"/>
<int value="18" label="First input timestamp without first input delay"/>
<int value="19" label="Longest input delay without longest input timestamp"/>
<int value="20" label="Longest input timestamp without longest input delay"/>
<int value="21" label="First scroll delay without first scroll timestamp"/>
<int value="22" label="First scroll timestamp without first scroll delay"/>
<int value="23"
label="Longest input timestamp earlier than first input timestamp"/>
<int value="24" label="Longest input delay less than first input delay"/>
<int value="25" label="Invalid order - parse start / activation start"/>
<int value="26" label="Invalid order - activation start / first paint"/>
</enum>
<!-- LINT.ThenChange(//components/page_load_metrics/browser/page_load_metrics_update_dispatcher.h:PageLoadTimingStatus) -->
<enum name="PageLoadTrackerPageType">
<int value="0" label="Primary Page"/>
<int value="1" label="Prerender Page"/>
<int value="2" label="FencedFrames Page"/>
</enum>
<enum name="PageVisitType">
<int value="0"
label="Independent Visit; the page is opened from UI or in new tab, and
not followed by any link navigation. (obsolete)"/>
<int value="1"
label="Origin Visit; the page is opened from UI or in new tab, and
followed by a link navigation. (obsolete)"/>
<int value="2"
label="PassingVisit; the page is visited and followed by link
navigations."/>
<int value="3"
label="TerminalVisit; the page is visited by a link navigation, but not
followed by any link navigation."/>
<int value="4"
label="HistoryVisit; the page is visited by a history navigation."/>
<int value="5"
label="Independent Link Visit; the page is opened in a new tab, and not
followed by any link navigation."/>
<int value="6"
label="Independent UI Visit; the page is opened from UI, and not
followed by any link navigation."/>
<int value="7"
label="Origin Link Visit; the page is opened in a new tab, and followed
by a link navigation."/>
<int value="8"
label="Origin UI Visit; the page is opened from UI, and followed by a
link navigation."/>
</enum>
<enum name="PreviewFinalStatus">
<int value="0" label="just previewed"/>
<int value="1" label="previewed and promoted"/>
</enum>
<enum name="ThirdPartyCookieAllowMechanism">
<int value="0" label="kNone: No allow mechanism applied (Not recorded)."/>
<int value="1"
label="kAllowByExplicitSetting: Allowed by explicit cookie content
setting (e.g. UserBypass)."/>
<int value="2"
label="kAllowByGlobalSetting: Allowed by global 3p cookie setting
setting (e.g. Enterprise Policy: BlockThirdPartyCookies, UX,
Default allow)."/>
<int value="3"
label="kAllowBy3PCDMetadata: (Deprecated) Allowed by 3PCD metadata
grants content settings (Global Allowlist)."/>
<int value="4"
label="kAllowBy3PCD: Allowed by third-party deprecation trial."/>
<int value="5" label="kAllowBy3PCDHeuristics: Allowed by 3PCD heuristics."/>
<int value="6" label="kAllowByStorageAccess: Allowed by Storage access API."/>
<int value="7"
label="kAllowByTopLevelStorageAccess: Allowed by top-level Storage
access API."/>
<int value="8"
label="kAllowByCORSException: Allowed by opting into CORS protections."/>
<int value="9"
label="kAllowByTopLevel3PCD: Allowed by top-level third-party
deprecation trial."/>
<int value="10"
label="kAllowByEnterprisePolicyCookieAllowedForUrls: Allowed by
CookiesAllowedForUrls Enterprise Policy."/>
<int value="11"
label="kAllowBy3PCDMetadataSourceUnspecified: Allowed by entries with
unspecified source within the 3PCD metadata grants content
settings (Global Allowlist)."/>
<int value="12"
label="kAllowBy3PCDMetadataSourceTest: Allowed by test entries within
the 3PCD metadata grants content settings (Global Allowlist)."/>
<int value="13"
label="kAllowBy3PCDMetadataSource1pDt: Allowed by 1P DT entries within
the 3PCD metadata grants content settings (Global Allowlist)."/>
<int value="14"
label="kAllowBy3PCDMetadataSource3pDt: Allowed by 3P DT entries within
the 3PCD metadata grants content settings (Global Allowlist)"/>
<int value="15"
label="kAllowBy3PCDMetadataSourceDogFood: Allowed by dogfood entries
within the 3PCD metadata grants content settings (Global
Allowlist)."/>
<int value="16"
label="kAllowBy3PCDMetadataSourceCriticalSector: Allowed by critical
sector entries within the 3PCD metadata grants content settings
(Global Allowlist)."/>
<int value="17"
label="kAllowBy3PCDMetadataSourceCuj: Allowed by critical user journey
entries within the 3PCD metadata grants content settings (Global
Allowlist)."/>
<int value="18"
label="kAllowBy3PCDMetadataSourceGovEduTld: Allowed by government and
education TLD entries within the 3PCD metadata grants content
settings (Global Allowlist)."/>
<int value="19" label="kAllowByScheme: Allowed by the top-level scheme."/>
<int value="20"
label="kAllowByTrackingProtectionException: Allowed by explicit
tracking protection content setting."/>
</enum>
</enums>
</histogram-configuration>
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