chromium/chrome/browser/page_load_metrics/observers/third_party_cookie_deprecation_page_load_metrics_observer.cc

// 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.

#include "chrome/browser/page_load_metrics/observers/third_party_cookie_deprecation_page_load_metrics_observer.h"

#include "base/metrics/histogram_macros.h"
#include "chrome/browser/content_settings/cookie_settings_factory.h"
#include "chrome/browser/privacy_sandbox/tracking_protection_onboarding_factory.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/tpcd/experiment/experiment_manager_impl.h"
#include "chrome/browser/tpcd/experiment/tpcd_experiment_features.h"
#include "components/content_settings/core/browser/cookie_settings.h"
#include "components/page_load_metrics/browser/metrics_web_contents_observer.h"
#include "components/page_load_metrics/browser/page_load_metrics_util.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/content_features.h"
#include "net/base/registry_controlled_domains/registry_controlled_domain.h"
#include "net/cookies/site_for_cookies.h"
#include "services/metrics/public/cpp/ukm_builders.h"
#include "services/metrics/public/cpp/ukm_recorder.h"
#include "third_party/blink/public/mojom/use_counter/metrics/web_feature.mojom.h"
#include "url/gurl.h"

namespace {
CookieSettingsBase;
ThirdPartyCookieAllowMechanism;
OnboardingStatus;

bool IsSameSite(const GURL& url1, const GURL& url2) { … }

// These values are persisted to logs. Entries should not be renumbered and
// numeric values should never be reused.
enum CookieReadStatus { … };

}  // namespace

ThirdPartyCookieDeprecationMetricsObserver::
    ThirdPartyCookieDeprecationMetricsObserver(
        content::BrowserContext* context) { … }

ThirdPartyCookieDeprecationMetricsObserver::
    ~ThirdPartyCookieDeprecationMetricsObserver() = default;

const char* ThirdPartyCookieDeprecationMetricsObserver::GetObserverName()
    const { … }

page_load_metrics::PageLoadMetricsObserver::ObservePolicy
ThirdPartyCookieDeprecationMetricsObserver::OnPrerenderStart(
    content::NavigationHandle* navigation_handle,
    const GURL& currently_committed_url) { … }

page_load_metrics::PageLoadMetricsObserver::ObservePolicy
ThirdPartyCookieDeprecationMetricsObserver::OnFencedFramesStart(
    content::NavigationHandle* navigation_handle,
    const GURL& currently_committed_url) { … }

void ThirdPartyCookieDeprecationMetricsObserver::OnCookiesRead(
    const GURL& url,
    const GURL& first_party_url,
    bool blocked_by_policy,
    bool is_ad_tagged,
    const net::CookieSettingOverrides& cookie_setting_overrides,
    bool is_partitioned_access) { … }

void ThirdPartyCookieDeprecationMetricsObserver::OnCookieChange(
    const GURL& url,
    const GURL& first_party_url,
    const net::CanonicalCookie& cookie,
    bool blocked_by_policy,
    bool is_ad_tagged,
    const net::CookieSettingOverrides& cookie_setting_overrides,
    bool is_partitioned_access) { … }

void ThirdPartyCookieDeprecationMetricsObserver::RecordCookieUseCounters(
    const GURL& url,
    const GURL& first_party_url,
    bool blocked_by_policy,
    ThirdPartyCookieAllowMechanism allow_mechanism) { … }

void ThirdPartyCookieDeprecationMetricsObserver::RecordCookieReadUseCounters(
    const GURL& url,
    const GURL& first_party_url,
    bool blocked_by_policy,
    bool is_ad_tagged,
    ThirdPartyCookieAllowMechanism allow_mechanism,
    const net::CookieSettingOverrides& cookie_setting_overrides,
    bool is_partitioned_access) { … }

bool ThirdPartyCookieDeprecationMetricsObserver::IsThirdParty(
    const GURL& url,
    const GURL& first_party_url) { … }

bool ThirdPartyCookieDeprecationMetricsObserver::
    IsBlockedByThirdPartyDeprecationExperiment() { … }