| // Copyright 2015 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_FLAGS_ANDROID_CHROME_FEATURE_LIST_H_ | 
 | #define CHROME_BROWSER_FLAGS_ANDROID_CHROME_FEATURE_LIST_H_ | 
 |  | 
 | #include <jni.h> | 
 |  | 
 | #include "base/feature_list.h" | 
 | #include "base/metrics/field_trial_params.h" | 
 | #include "extensions/buildflags/buildflags.h" | 
 |  | 
 | namespace chrome::android { | 
 |  | 
 | // Alphabetical: | 
 | BASE_DECLARE_FEATURE(kAccountForSuppressedKeyboardInsets); | 
 | BASE_DECLARE_FEATURE(kAdaptiveButtonInTopToolbarCustomizationV2); | 
 | BASE_DECLARE_FEATURE(kAdaptiveButtonInTopToolbarPageSummary); | 
 | BASE_DECLARE_FEATURE(kAllowTabClosingUponMinimization); | 
 | BASE_DECLARE_FEATURE(kAndroidAppIntegration); | 
 | BASE_DECLARE_FEATURE(kAndroidAppIntegrationV2); | 
 | BASE_DECLARE_FEATURE(kNewTabPageCustomization); | 
 | BASE_DECLARE_FEATURE(kNewTabPageCustomizationV2); | 
 | BASE_DECLARE_FEATURE(kNewTabPageCustomizationToolbarButton); | 
 | BASE_DECLARE_FEATURE(kNewTabPageCustomizationForMvt); | 
 | BASE_DECLARE_FEATURE(kAndroidAppIntegrationWithFavicon); | 
 | BASE_DECLARE_FEATURE(kAndroidAppIntegrationMultiDataSource); | 
 | BASE_DECLARE_FEATURE(kAndroidAppearanceSettings); | 
 | BASE_DECLARE_FEATURE(kAndroidBookmarkBar); | 
 | BASE_DECLARE_FEATURE(kAndroidBottomToolbar); | 
 | BASE_DECLARE_FEATURE(kAndroidDataImporterService); | 
 | BASE_DECLARE_FEATURE(kAndroidElegantTextHeight); | 
 | BASE_DECLARE_FEATURE(kAndroidFirstRunLaunchBounds); | 
 | BASE_DECLARE_FEATURE(kAndroidNativePagesInNewTab); | 
 | BASE_DECLARE_FEATURE(kAndroidOpenIncognitoAsWindow); | 
 | BASE_DECLARE_FEATURE(kAndroidProgressBarVisualUpdate); | 
 | BASE_DECLARE_FEATURE(kAndroidNoVisibleHintForDifferentTLD); | 
 | BASE_DECLARE_FEATURE(kAndroidOmniboxFocusedNewTabPage); | 
 | BASE_DECLARE_FEATURE(kAndroidOpenPdfInlineBackport); | 
 | BASE_DECLARE_FEATURE(kAndroidPdfAssistContent); | 
 | BASE_DECLARE_FEATURE(kAndroidPinnedTabs); | 
 | BASE_DECLARE_FEATURE(kAndroidTabGroupsColorUpdateGM3); | 
 | BASE_DECLARE_FEATURE(kAndroidTabHighlighting); | 
 | BASE_DECLARE_FEATURE(kAndroidShowRestoreTabsPromoOnFREBypassedKillSwitch); | 
 | BASE_DECLARE_FEATURE(kAndroidSurfaceColorUpdate); | 
 | BASE_DECLARE_FEATURE(kAndroidTabDeclutterArchiveAllButActiveTab); | 
 | BASE_DECLARE_FEATURE(kAndroidTabDeclutterArchiveTabGroups); | 
 | BASE_DECLARE_FEATURE(kAndroidTabDeclutterAutoDelete); | 
 | BASE_DECLARE_FEATURE(kAndroidTabDeclutterAutoDeleteKillSwitch); | 
 | BASE_DECLARE_FEATURE(kAndroidTabDeclutterRescueKillswitch); | 
 | BASE_DECLARE_FEATURE(kAndroidTabDeclutterDedupeTabIdsKillSwitch); | 
 | BASE_DECLARE_FEATURE(kAndroidTabDeclutterPerformanceImprovements); | 
 | BASE_DECLARE_FEATURE(kAndroidTabSkipSaveTabsKillswitch); | 
 | BASE_DECLARE_FEATURE(kAndroidThemeModule); | 
 | BASE_DECLARE_FEATURE(kAndroidToolbarScrollAblation); | 
 | BASE_DECLARE_FEATURE(kAndroidUseAdminsForEnterpriseInfo); | 
 | BASE_DECLARE_FEATURE(kAndroidWindowPopupLargeScreen); | 
 | BASE_DECLARE_FEATURE(kAnimatedImageDragShadow); | 
 | BASE_DECLARE_FEATURE(kAppSpecificHistory); | 
 | BASE_DECLARE_FEATURE(kAppSpecificHistoryViewIntent); | 
 | BASE_DECLARE_FEATURE(kTinkerTankBottomSheet); | 
 | BASE_DECLARE_FEATURE(kAsyncNotificationManager); | 
 | BASE_DECLARE_FEATURE(kAsyncNotificationManagerForDownload); | 
 | BASE_DECLARE_FEATURE(kAutomotiveBackButtonBarStreamline); | 
 | BASE_DECLARE_FEATURE(kAuxiliarySearchDonation); | 
 | BASE_DECLARE_FEATURE(kBackgroundThreadPool); | 
 | BASE_DECLARE_FEATURE(kBatchTabRestore); | 
 | BASE_DECLARE_FEATURE(kBlockIntentsWhileLocked); | 
 | BASE_DECLARE_FEATURE(kBookmarkPaneAndroid); | 
 | BASE_DECLARE_FEATURE(kBottomBrowserControlsRefactor); | 
 | BASE_DECLARE_FEATURE(kBrowserControlsDebugging); | 
 | BASE_DECLARE_FEATURE(kBrowserControlsEarlyResize); | 
 | BASE_DECLARE_FEATURE(kCacheActivityTaskID); | 
 | BASE_DECLARE_FEATURE(kCacheIsMultiInstanceApi31Enabled); | 
 | BASE_DECLARE_FEATURE(kCastDeviceFilter); | 
 | BASE_DECLARE_FEATURE(kCCTAdaptiveButton); | 
 | BASE_DECLARE_FEATURE(kCCTAdaptiveButtonTestSwitch); | 
 | BASE_DECLARE_FEATURE(kCCTAuthTab); | 
 | BASE_DECLARE_FEATURE(kCCTAuthTabDisableAllExternalIntents); | 
 | BASE_DECLARE_FEATURE(kCCTAuthTabEnableHttpsRedirects); | 
 | BASE_DECLARE_FEATURE(kCCTBlockTouchesDuringEnterAnimation); | 
 | BASE_DECLARE_FEATURE(kCCTClientDataHeader); | 
 | BASE_DECLARE_FEATURE(kCCTContextualMenuItems); | 
 | BASE_DECLARE_FEATURE(kCCTEarlyNav); | 
 | BASE_DECLARE_FEATURE(kCCTEphemeralMediaViewerExperiment); | 
 | BASE_DECLARE_FEATURE(kCCTEphemeralMode); | 
 | BASE_DECLARE_FEATURE(kCCTExtendTrustedCdnPublisher); | 
 | BASE_DECLARE_FEATURE(kCCTFixWarmup); | 
 | BASE_DECLARE_FEATURE(kCCTFreInSameTask); | 
 | BASE_DECLARE_FEATURE(kCCTIncognitoAvailableToThirdParty); | 
 | BASE_DECLARE_FEATURE(kCCTMinimized); | 
 | BASE_DECLARE_FEATURE(kCCTMinimizedEnabledByDefault); | 
 | BASE_DECLARE_FEATURE(kCCTNavigationalPrefetch); | 
 | BASE_DECLARE_FEATURE(kCCTNestedSecurityIcon); | 
 | BASE_DECLARE_FEATURE(kCCTGoogleBottomBar); | 
 | BASE_DECLARE_FEATURE(kCCTGoogleBottomBarVariantLayouts); | 
 | BASE_DECLARE_FEATURE(kCCTOpenInBrowserButtonIfAllowedByEmbedder); | 
 | BASE_DECLARE_FEATURE(kCCTOpenInBrowserButtonIfEnabledByEmbedder); | 
 | BASE_DECLARE_FEATURE(kCCTPredictiveBackGesture); | 
 | BASE_DECLARE_FEATURE(kCCTPrewarmTab); | 
 | BASE_DECLARE_FEATURE(kCCTRealtimeEngagementEventsInBackground); | 
 | BASE_DECLARE_FEATURE(kCCTReportParallelRequestStatus); | 
 | BASE_DECLARE_FEATURE(kCCTReportPrerenderEvents); | 
 | BASE_DECLARE_FEATURE(kCCTResizableForThirdParties); | 
 | BASE_DECLARE_FEATURE(kCCTRetainingStateInMemory); | 
 | BASE_DECLARE_FEATURE(kCCTRevampedBranding); | 
 | BASE_DECLARE_FEATURE(kCCTShowTabFix); | 
 | BASE_DECLARE_FEATURE(kCCTTabModalDialog); | 
 | BASE_DECLARE_FEATURE(kCCTToolbarRefactor); | 
 | BASE_DECLARE_FEATURE(kCCTResetTimeoutEnabled); | 
 | BASE_DECLARE_FEATURE(kDefaultBrowserPromoAndroid2); | 
 | BASE_DECLARE_FEATURE(kDontAutoHideBrowserControls); | 
 | BASE_DECLARE_FEATURE(kCacheDeprecatedSystemLocationSetting); | 
 | BASE_DECLARE_FEATURE(kChangeUnfocusedPriority); | 
 | BASE_DECLARE_FEATURE(kChromeShareScreenshot); | 
 | BASE_DECLARE_FEATURE(kChromeSharingHubLaunchAdjacent); | 
 | BASE_DECLARE_FEATURE(kChromeSurveyNextAndroid); | 
 | BASE_DECLARE_FEATURE(kClampAutomotiveScaling); | 
 | BASE_DECLARE_FEATURE(kClankStartupLatencyInjection); | 
 | BASE_DECLARE_FEATURE(kClankWhatsNew); | 
 | BASE_DECLARE_FEATURE(kClearBrowsingDataAndroidSurvey); | 
 | BASE_DECLARE_FEATURE(kClearInstanceInfoWhenClosedIntentionally); | 
 | BASE_DECLARE_FEATURE(kCommandLineOnNonRooted); | 
 | BASE_DECLARE_FEATURE(kAndroidComposeplate); | 
 | BASE_DECLARE_FEATURE(kContextMenuTranslateWithGoogleLens); | 
 | BASE_DECLARE_FEATURE(kContextualSearchDisableOnlineDetection); | 
 | BASE_DECLARE_FEATURE(kContextualSearchSuppressShortView); | 
 | BASE_DECLARE_FEATURE(kControlsVisibilityFromNavigations); | 
 | BASE_DECLARE_FEATURE(kCpaSpecUpdate); | 
 | BASE_DECLARE_FEATURE(kCrossDeviceTabPaneAndroid); | 
 | BASE_DECLARE_FEATURE(kDeviceAuthenticatorAndroidx); | 
 | BASE_DECLARE_FEATURE(kDisableInstanceLimit); | 
 | BASE_DECLARE_FEATURE(kDontPrefetchLibraries); | 
 | BASE_DECLARE_FEATURE(kEdgeToEdgeBottomChin); | 
 | BASE_DECLARE_FEATURE(kEdgeToEdgeDebugging); | 
 | BASE_DECLARE_FEATURE(kEdgeToEdgeEverywhere); | 
 | BASE_DECLARE_FEATURE(kEdgeToEdgeMonitorConfigurations); | 
 | BASE_DECLARE_FEATURE(kEdgeToEdgeUseBackupNavbarInsets); | 
 | BASE_DECLARE_FEATURE(kEdgeToEdgeTablet); | 
 | BASE_DECLARE_FEATURE(kEducationalTipDefaultBrowserPromoCard); | 
 | BASE_DECLARE_FEATURE(kEmptyTabListAnimationKillSwitch); | 
 | BASE_DECLARE_FEATURE(kEnableXAxisActivityTransition); | 
 | BASE_DECLARE_FEATURE(kExperimentsForAgsa); | 
 | BASE_DECLARE_FEATURE(kFloatingSnackbar); | 
 | BASE_DECLARE_FEATURE(kForceBrowserControlsUponExitingFullscreen); | 
 | BASE_DECLARE_FEATURE(kForceTranslucentNotificationTrampoline); | 
 | BASE_DECLARE_FEATURE(kFullscreenInsetsApiMigration); | 
 | BASE_DECLARE_FEATURE(kFullscreenInsetsApiMigrationOnAutomotive); | 
 | BASE_DECLARE_FEATURE(kGridTabSwitcherSurfaceColorUpdate); | 
 | BASE_DECLARE_FEATURE(kGridTabSwitcherUpdate); | 
 | BASE_DECLARE_FEATURE(kGroupNewTabWithParent); | 
 | BASE_DECLARE_FEATURE(kHeadlessTabModel); | 
 | BASE_DECLARE_FEATURE(kHistoryPaneAndroid); | 
 | BASE_DECLARE_FEATURE(kHomepageIsNewTabPagePolicyAndroid); | 
 | BASE_DECLARE_FEATURE(kHubBackButton); | 
 | BASE_DECLARE_FEATURE(kHubSlideAnimation); | 
 | BASE_DECLARE_FEATURE(kLockBackPressHandlerAtStart); | 
 | BASE_DECLARE_FEATURE(kIncognitoScreenshot); | 
 | BASE_DECLARE_FEATURE(kInstanceSwitcherV2); | 
 | BASE_DECLARE_FEATURE(kImprovedA2HS); | 
 | BASE_DECLARE_FEATURE(kKeyboardEscBackNavigation); | 
 | BASE_DECLARE_FEATURE(kLanguagesPreference); | 
 | BASE_DECLARE_FEATURE(kLegacyTabStateDeprecation); | 
 | BASE_DECLARE_FEATURE(kLensOnQuickActionSearchWidget); | 
 | BASE_DECLARE_FEATURE(kLocationBarModelOptimizations); | 
 | BASE_DECLARE_FEATURE(kMagicStackAndroid); | 
 | BASE_DECLARE_FEATURE(kMayLaunchUrlUsesSeparateStoragePartition); | 
 | BASE_DECLARE_FEATURE(kMediaIndicatorsAndroid); | 
 | BASE_DECLARE_FEATURE(kMiniOriginBar); | 
 | BASE_DECLARE_FEATURE(kMostVisitedTilesCustomization); | 
 | BASE_DECLARE_FEATURE(kMostVisitedTilesReselect); | 
 | BASE_DECLARE_FEATURE(kMultiInstanceApplicationStatusCleanup); | 
 | BASE_DECLARE_FEATURE(kMvcUpdateViewWhenModelChanged); | 
 | BASE_DECLARE_FEATURE(kNativePageTransitionHardwareCapture); | 
 | BASE_DECLARE_FEATURE(kNavBarColorAnimation); | 
 | BASE_DECLARE_FEATURE(kNewTabPageAndroidTriggerForPrerender2); | 
 | BASE_DECLARE_FEATURE(kNotificationPermissionVariant); | 
 | BASE_DECLARE_FEATURE(kNotificationPermissionBottomSheet); | 
 | BASE_DECLARE_FEATURE(kNotificationTrampoline); | 
 | BASE_DECLARE_FEATURE(kOmahaMinSdkVersionAndroid); | 
 | BASE_DECLARE_FEATURE(kAvoidRelayoutDuringFocusAnimation); | 
 | BASE_DECLARE_FEATURE(kShortCircuitUnfocusAnimation); | 
 | BASE_DECLARE_FEATURE(kShowHomeButtonPolicyAndroid); | 
 | BASE_DECLARE_FEATURE(kShowNewTabAnimations); | 
 | BASE_DECLARE_FEATURE(kShowTabListAnimations); | 
 | BASE_DECLARE_FEATURE(kOptimizeGeolocationHeaderGeneration); | 
 | BASE_DECLARE_FEATURE(kPageAnnotationsService); | 
 | BASE_DECLARE_FEATURE(kPageContentProvider); | 
 | BASE_DECLARE_FEATURE(kPowerSavingModeBroadcastReceiverInBackground); | 
 | BASE_DECLARE_FEATURE(kPreconnectOnTabCreation); | 
 | BASE_DECLARE_FEATURE(kPriceChangeModule); | 
 | BASE_DECLARE_FEATURE(kProcessRankPolicyAndroid); | 
 | BASE_DECLARE_FEATURE(kProtectedTabsAndroid); | 
 | BASE_DECLARE_FEATURE(kPwaRestoreUi); | 
 | BASE_DECLARE_FEATURE(kPwaRestoreUiAtStartup); | 
 | BASE_DECLARE_FEATURE(kPartnerCustomizationsUma); | 
 | BASE_DECLARE_FEATURE(kQuickDeleteAndroidSurvey); | 
 | BASE_DECLARE_FEATURE(kReadAloud); | 
 | BASE_DECLARE_FEATURE(kReadAloudAudioOverviews); | 
 | BASE_DECLARE_FEATURE(kReadAloudAudioOverviewsFeedback); | 
 | BASE_DECLARE_FEATURE(kReadAloudAudioOverviewsSkipDisclaimerWhenPossible); | 
 | BASE_DECLARE_FEATURE(kReadAloudInOverflowMenuInCCT); | 
 | BASE_DECLARE_FEATURE(kReadAloudInMultiWindow); | 
 | BASE_DECLARE_FEATURE(kReadAloudBackgroundPlayback); | 
 | BASE_DECLARE_FEATURE(kReadAloudPlayback); | 
 | BASE_DECLARE_FEATURE(kReadAloudTapToSeek); | 
 | BASE_DECLARE_FEATURE(kReadAloudServerExperiments); | 
 | BASE_DECLARE_FEATURE(kReadAloudIPHMenuButtonHighlightCCT); | 
 | BASE_DECLARE_FEATURE(kReengagementNotification); | 
 | BASE_DECLARE_FEATURE(kRecordSuppressionMetrics); | 
 | BASE_DECLARE_FEATURE(kRelatedSearchesAllLanguage); | 
 | BASE_DECLARE_FEATURE(kRelatedSearchesSwitch); | 
 | BASE_DECLARE_FEATURE(kReloadTabUiResourcesIfChanged); | 
 | BASE_DECLARE_FEATURE(kRemoveTabFocusOnShowingAndSelect); | 
 | BASE_DECLARE_FEATURE(kRightEdgeGoesForwardGestureNav); | 
 | BASE_DECLARE_FEATURE(kSearchInCCT); | 
 | BASE_DECLARE_FEATURE(kSearchInCCTAlternateTapHandling); | 
 | BASE_DECLARE_FEATURE(kSearchInCCTIfEnabledByEmbedder); | 
 | BASE_DECLARE_FEATURE(kSearchInCCTAlternateTapHandlingIfEnabledByEmbedder); | 
 | BASE_DECLARE_FEATURE(kSearchResumptionModuleAndroid); | 
 | BASE_DECLARE_FEATURE(kSettingsSingleActivity); | 
 | BASE_DECLARE_FEATURE(kShareCustomActionsInCCT); | 
 | BASE_DECLARE_FEATURE(kSharingHubLinkToggle); | 
 | BASE_DECLARE_FEATURE(kShowCloseAllIncognitoTabsButton); | 
 | BASE_DECLARE_FEATURE(kSmallerTabStripTitleLimit); | 
 | BASE_DECLARE_FEATURE(kScrollToTLDOptimization); | 
 | BASE_DECLARE_FEATURE(kSuppressToolbarCapturesAtGestureEnd); | 
 | BASE_DECLARE_FEATURE(kSwapNewTabAndNewTabInGroupAndroid); | 
 | BASE_DECLARE_FEATURE(kTabArchivalDragDropAndroid); | 
 | BASE_DECLARE_FEATURE(kTabClosureMethodRefactor); | 
 | BASE_DECLARE_FEATURE(kTabCollectionAndroid); | 
 | BASE_DECLARE_FEATURE(kTabFreezeOnUndoableClosureKillSwitch); | 
 | BASE_DECLARE_FEATURE(kTabGroupEntryPointsAndroid); | 
 | BASE_DECLARE_FEATURE(kTabGroupParityBottomSheetAndroid); | 
 | BASE_DECLARE_FEATURE(kTabModelInitFixes); | 
 | BASE_DECLARE_FEATURE(kTabStateFlatBuffer); | 
 | BASE_DECLARE_FEATURE(kTabStorageSqlitePrototype); | 
 | BASE_DECLARE_FEATURE(kTabStripDensityChangeAndroid); | 
 | BASE_DECLARE_FEATURE(kTabStripGroupDragDropAndroid); | 
 | BASE_DECLARE_FEATURE(kTabStripIncognitoMigration); | 
 | BASE_DECLARE_FEATURE(kTabStripLayoutOptimization); | 
 | BASE_DECLARE_FEATURE(kTabStripMouseCloseResizeDelay); | 
 | BASE_DECLARE_FEATURE(kTabStripTransitionInDesktopWindow); | 
 | BASE_DECLARE_FEATURE(kTabSwitcherDragDropAndroid); | 
 | BASE_DECLARE_FEATURE(kTabSwitcherForeignFaviconSupport); | 
 | BASE_DECLARE_FEATURE(kTabSwitcherGroupSuggestionsAndroid); | 
 | BASE_DECLARE_FEATURE(kTabSwitcherGroupSuggestionsTestModeAndroid); | 
 | BASE_DECLARE_FEATURE(kTabWindowManagerReportIndicesMismatch); | 
 | BASE_DECLARE_FEATURE(kTabletTabStripAnimation); | 
 | BASE_DECLARE_FEATURE(kThirdPartyDisableChromeAutofillSettingsScreen); | 
 | BASE_DECLARE_FEATURE(kTestDefaultDisabled); | 
 | BASE_DECLARE_FEATURE(kTestDefaultEnabled); | 
 | BASE_DECLARE_FEATURE(kTopControlsRefactor); | 
 | BASE_DECLARE_FEATURE(kToolbarPhoneAnimationRefactor); | 
 | BASE_DECLARE_FEATURE(kToolbarTabletResizeRefactor); | 
 | BASE_DECLARE_FEATURE(kTouchToSearchCallout); | 
 | BASE_DECLARE_FEATURE(kTraceBinderIpc); | 
 | BASE_DECLARE_FEATURE(kStartSurfaceReturnTime); | 
 | BASE_DECLARE_FEATURE(kUmaBackgroundSessions); | 
 | BASE_DECLARE_FEATURE(kUpdateCompositorForSurfaceControl); | 
 | BASE_DECLARE_FEATURE(kUseActivityManagerForTabActivation); | 
 | BASE_DECLARE_FEATURE(kUseInitialNetworkStateAtStartup); | 
 | BASE_DECLARE_FEATURE(kUseLibunwindstackNativeUnwinderAndroid); | 
 | BASE_DECLARE_FEATURE(kWebOtpCrossDeviceSimpleString); | 
 |  | 
 | // For FeatureParam, Alphabetical: | 
 | constexpr base::FeatureParam<int> kAppIntegrationMaxDonationCountParam( | 
 |     &kAndroidAppIntegrationMultiDataSource, | 
 |     "max_donation_count", | 
 |     100); | 
 |  | 
 | constexpr base::FeatureParam<int> kAppIntegrationCCTVisitDurationLimitSecParam( | 
 |     &kAndroidAppIntegrationMultiDataSource, | 
 |     "cct_visit_duration_limit_sec", | 
 |     3); | 
 |  | 
 | constexpr base::FeatureParam<int> kAuxiliarySearchMaxBookmarksCountParam( | 
 |     &kAuxiliarySearchDonation, | 
 |     "auxiliary_search_max_donation_bookmark", | 
 |     100); | 
 |  | 
 | constexpr base::FeatureParam<size_t> kAuxiliarySearchMaxTabsCountParam( | 
 |     &kAuxiliarySearchDonation, | 
 |     "auxiliary_search_max_donation_tab", | 
 |     100); | 
 |  | 
 | constexpr base::FeatureParam<bool> kEdgeToEdgeBottomChinDebugParam( | 
 |     &kEdgeToEdgeBottomChin, | 
 |     "debug_bottom_chin", | 
 |     /*default_value=*/false); | 
 |  | 
 | constexpr base::FeatureParam<bool> kCCTNavigationalPrefetchHoldback( | 
 |     &kCCTNavigationalPrefetch, | 
 |     "holdback", | 
 |     false); | 
 |  | 
 | // If it does not support PERCEPTIBLE importance (e.g. Android Q- does not | 
 | // support not-perceptible binding), protected tabs have MODERATE importance as | 
 | // fallback. | 
 | constexpr base::FeatureParam<bool> kFallbackToModerateParam( | 
 |     &kProtectedTabsAndroid, | 
 |     "fallback_to_moderate", | 
 |     /*default_value=*/false); | 
 |  | 
 | constexpr base::FeatureParam<int> | 
 |     kReadAloudAudioOverviewsSpeedAdditionPercentage( | 
 |         &kReadAloudAudioOverviews, | 
 |         "read_aloud_audio_overviews_speed_addition_percentage", | 
 |         /* default_value=*/20); | 
 |  | 
 | constexpr base::FeatureParam<std::string> kQuickDeleteAndroidSurveyTriggerId( | 
 |     &kQuickDeleteAndroidSurvey, | 
 |     "trigger_id", | 
 |     /*default_value=*/""); | 
 |  | 
 | constexpr base::FeatureParam<bool> kTouchToSearchCalloutIph( | 
 |     &kTouchToSearchCallout, | 
 |     "iph", | 
 |     /*default_value=*/false); | 
 |  | 
 | constexpr base::FeatureParam<bool> kTouchToSearchCalloutSnippetAsSubtitle( | 
 |     &kTouchToSearchCallout, | 
 |     "snippet_as_subtitle", | 
 |     /*default_value=*/false); | 
 |  | 
 | }  // namespace chrome::android | 
 |  | 
 | #endif  // CHROME_BROWSER_FLAGS_ANDROID_CHROME_FEATURE_LIST_H_ |