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about_flags.cc
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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Instructions for adding new entries to this file:
// https://chromium.googlesource.com/chromium/src/+/main/docs/how_to_add_your_feature_flag.md#step-2_adding-the-feature-flag-to-the-chrome_flags-ui
#include "chrome/browser/about_flags.h"
#include <iterator>
#include <map>
#include <memory>
#include <set>
#include <utility>
#include "base/base_switches.h"
#include "base/command_line.h"
#include "base/feature_list.h"
#include "base/functional/bind.h"
#include "base/functional/callback.h"
#include "base/i18n/base_i18n_switches.h"
#include "base/memory/singleton.h"
#include "base/metrics/histogram_functions.h"
#include "base/no_destructor.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/utf_string_conversions.h"
#include "base/task/task_features.h"
#include "base/values.h"
#include "build/branding_buildflags.h"
#include "build/build_config.h"
#include "cc/base/features.h"
#include "cc/base/switches.h"
#include "chrome/browser/browser_features.h"
#include "chrome/browser/fast_checkout/fast_checkout_features.h"
#include "chrome/browser/feature_guide/notifications/feature_notification_guide_service.h"
#include "chrome/browser/flag_descriptions.h"
#include "chrome/browser/follow/follow_features.h"
#include "chrome/browser/login_detection/login_detection_util.h"
#include "chrome/browser/media/router/discovery/access_code/access_code_cast_constants.h"
#include "chrome/browser/media/router/discovery/access_code/access_code_cast_feature.h"
#include "chrome/browser/navigation_predictor/navigation_predictor_features.h"
#include "chrome/browser/navigation_predictor/search_engine_preconnector.h"
#include "chrome/browser/net/stub_resolver_config_reader.h"
#include "chrome/browser/net/system_network_context_manager.h"
#include "chrome/browser/notifications/scheduler/public/features.h"
#include "chrome/browser/page_info/page_info_features.h"
#include "chrome/browser/permissions/notifications_permission_revocation_config.h"
#include "chrome/browser/permissions/quiet_notification_permission_ui_config.h"
#include "chrome/browser/predictors/loading_predictor_config.h"
#include "chrome/browser/preloading/prefetch/prefetch_proxy/prefetch_proxy_features.h"
#include "chrome/browser/preloading/prefetch/prefetch_proxy/prefetch_proxy_params.h"
#include "chrome/browser/preloading/prefetch/search_prefetch/field_trial_settings.h"
#include "chrome/browser/resource_coordinator/tab_manager_features.h"
#include "chrome/browser/share/share_features.h"
#include "chrome/browser/sharing/features.h"
#include "chrome/browser/sharing_hub/sharing_hub_features.h"
#include "chrome/browser/signin/signin_features.h"
#include "chrome/browser/site_isolation/about_flags.h"
#include "chrome/browser/thumbnail/cc/features.h"
#include "chrome/browser/ui/browser_navigator_params.h"
#include "chrome/browser/ui/ui_features.h"
#include "chrome/browser/unexpire_flags.h"
#include "chrome/browser/unexpire_flags_gen.h"
#include "chrome/browser/video_tutorials/switches.h"
#include "chrome/browser/webauthn/webauthn_switches.h"
#include "chrome/common/buildflags.h"
#include "chrome/common/channel_info.h"
#include "chrome/common/chrome_content_client.h"
#include "chrome/common/chrome_features.h"
#include "chrome/common/chrome_switches.h"
#include "chromeos/ui/wm/features.h"
#include "components/assist_ranker/predictor_config_definitions.h"
#include "components/autofill/core/browser/autofill_experiments.h"
#include "components/autofill/core/common/autofill_features.h"
#include "components/autofill/core/common/autofill_payments_features.h"
#include "components/autofill/core/common/autofill_switches.h"
#include "components/autofill/core/common/autofill_util.h"
#include "components/browser_sync/browser_sync_switches.h"
#include "components/browser_ui/settings/android/features.h"
#include "components/browser_ui/site_settings/android/features.h"
#include "components/browsing_data/core/features.h"
#include "components/commerce/core/commerce_feature_list.h"
#include "components/commerce/core/flag_descriptions.h"
#include "components/component_updater/component_updater_command_line_config_policy.h"
#include "components/component_updater/component_updater_switches.h"
#include "components/content_settings/core/common/features.h"
#include "components/contextual_search/core/browser/contextual_search_field_trial.h"
#include "components/contextual_search/core/browser/public.h"
#include "components/dom_distiller/core/dom_distiller_features.h"
#include "components/dom_distiller/core/dom_distiller_switches.h"
#include "components/download/public/common/download_features.h"
#include "components/error_page/common/error_page_switches.h"
#include "components/external_intents/android/external_intents_features.h"
#include "components/feature_engagement/public/feature_constants.h"
#include "components/feature_engagement/public/feature_list.h"
#include "components/feed/feed_feature_list.h"
#include "components/flags_ui/feature_entry.h"
#include "components/flags_ui/feature_entry_macros.h"
#include "components/flags_ui/flags_state.h"
#include "components/flags_ui/flags_storage.h"
#include "components/flags_ui/flags_ui_metrics.h"
#include "components/flags_ui/flags_ui_switches.h"
#include "components/heavy_ad_intervention/heavy_ad_features.h"
#include "components/history/core/browser/features.h"
#include "components/history_clusters/core/config.h"
#include "components/history_clusters/core/features.h"
#include "components/history_clusters/core/on_device_clustering_features.h"
#include "components/image_service/features.h"
#include "components/invalidation/impl/invalidation_switches.h"
#include "components/language/core/common/language_experiments.h"
#include "components/lens/buildflags.h"
#include "components/lens/lens_features.h"
#include "components/messages/android/messages_feature.h"
#include "components/mirroring/service/mirroring_features.h"
#include "components/nacl/common/buildflags.h"
#include "components/nacl/common/nacl_switches.h"
#include "components/network_session_configurator/common/network_features.h"
#include "components/network_session_configurator/common/network_switches.h"
#include "components/no_state_prefetch/browser/no_state_prefetch_field_trial.h"
#include "components/ntp_tiles/features.h"
#include "components/offline_pages/core/offline_page_feature.h"
#include "components/omnibox/browser/omnibox_field_trial.h"
#include "components/omnibox/common/omnibox_features.h"
#include "components/optimization_guide/core/optimization_guide_features.h"
#include "components/optimization_guide/core/optimization_guide_switches.h"
#include "components/page_info/core/features.h"
#include "components/paint_preview/buildflags/buildflags.h"
#include "components/paint_preview/features/features.h"
#include "components/password_manager/core/common/password_manager_features.h"
#include "components/payments/core/features.h"
#include "components/performance_manager/public/features.h"
#include "components/permissions/features.h"
#include "components/policy/core/common/features.h"
#include "components/power_bookmarks/core/power_bookmark_features.h"
#include "components/privacy_sandbox/privacy_sandbox_features.h"
#include "components/query_tiles/switches.h"
#include "components/reading_list/features/reading_list_switches.h"
#include "components/safe_browsing/core/common/features.h"
#include "components/search/ntp_features.h"
#include "components/security_interstitials/content/stateful_ssl_host_state_delegate.h"
#include "components/security_state/core/security_state.h"
#include "components/segmentation_platform/public/features.h"
#include "components/send_tab_to_self/features.h"
#include "components/services/heap_profiling/public/cpp/switches.h"
#include "components/shared_highlighting/core/common/shared_highlighting_features.h"
#include "components/signin/core/browser/dice_account_reconcilor_delegate.h"
#include "components/signin/public/base/signin_buildflags.h"
#include "components/signin/public/base/signin_switches.h"
#include "components/site_isolation/features.h"
#include "components/spellcheck/common/spellcheck_features.h"
#include "components/spellcheck/spellcheck_buildflags.h"
#include "components/supervised_user/core/common/buildflags.h"
#include "components/sync/base/command_line_switches.h"
#include "components/sync/base/features.h"
#include "components/tracing/common/tracing_switches.h"
#include "components/translate/core/browser/translate_prefs.h"
#include "components/translate/core/browser/translate_ranker_impl.h"
#include "components/translate/core/common/translate_util.h"
#include "components/ui_devtools/switches.h"
#include "components/version_info/version_info.h"
#include "components/viz/common/features.h"
#include "components/viz/common/switches.h"
#include "components/webapps/browser/features.h"
#include "components/webapps/common/switches.h"
#include "content/public/common/content_features.h"
#include "content/public/common/content_switches.h"
#include "device/base/features.h"
#include "device/bluetooth/bluez/bluez_features.h"
#include "device/bluetooth/chromeos_platform_features.h"
#include "device/bluetooth/floss/floss_features.h"
#include "device/fido/features.h"
#include "device/gamepad/public/cpp/gamepad_features.h"
#include "device/vr/buildflags/buildflags.h"
#include "extensions/buildflags/buildflags.h"
#include "gpu/config/gpu_finch_features.h"
#include "gpu/config/gpu_switches.h"
#include "media/audio/audio_features.h"
#include "media/base/media_switches.h"
#include "media/capture/capture_switches.h"
#include "media/media_buildflags.h"
#include "media/midi/midi_switches.h"
#include "media/webrtc/webrtc_features.h"
#include "mojo/core/embedder/features.h"
#include "net/base/features.h"
#include "net/net_buildflags.h"
#include "net/nqe/effective_connection_type.h"
#include "net/nqe/network_quality_estimator_params.h"
#include "net/websockets/websocket_basic_handshake_stream.h"
#include "pdf/buildflags.h"
#include "ppapi/buildflags/buildflags.h"
#include "printing/buildflags/buildflags.h"
#include "sandbox/policy/features.h"
#include "sandbox/policy/switches.h"
#include "services/device/public/cpp/device_features.h"
#include "services/device/public/cpp/serial/serial_switches.h"
#include "services/media_session/public/cpp/features.h"
#include "services/network/public/cpp/features.h"
#include "services/network/public/cpp/network_switches.h"
#include "services/tracing/public/cpp/tracing_features.h"
#include "storage/browser/quota/quota_features.h"
#include "third_party/blink/public/common/features.h"
#include "third_party/blink/public/common/forcedark/forcedark_switches.h"
#include "third_party/blink/public/common/switches.h"
#include "ui/accessibility/accessibility_features.h"
#include "ui/accessibility/accessibility_switches.h"
#include "ui/base/ui_base_features.h"
#include "ui/base/ui_base_switches.h"
#include "ui/compositor/compositor_switches.h"
#include "ui/display/display_features.h"
#include "ui/display/display_switches.h"
#include "ui/events/blink/blink_features.h"
#include "ui/events/event_switches.h"
#include "ui/gfx/switches.h"
#include "ui/gl/buildflags.h"
#include "ui/gl/gl_features.h"
#include "ui/gl/gl_switches.h"
#include "ui/native_theme/native_theme_features.h"
#include "ui/ui_features.h"
#include "url/url_features.h"
#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
#include "base/allocator/buildflags.h"
#endif
#if BUILDFLAG(IS_CHROMEOS)
#include "base/process/process.h"
#include "chrome/browser/apps/intent_helper/intent_picker_features.h"
#include "chromeos/constants/chromeos_features.h"
#endif
#if BUILDFLAG(IS_ANDROID)
#include "cc/slim/features.h" // nogncheck
#include "chrome/browser/flags/android/chrome_feature_list.h"
#include "chrome/browser/notifications/chime/android/features.h"
#include "chrome/browser/push_messaging/push_messaging_features.h"
#include "components/browser_ui/photo_picker/android/features.h"
#include "components/content_creation/notes/core/note_features.h"
#include "components/translate/content/android/translate_message.h"
#else // BUILDFLAG(IS_ANDROID)
#include "chrome/browser/media/router/discovery/access_code/access_code_cast_sink_service.h"
#include "chrome/browser/media/router/media_router_feature.h"
#include "chrome/browser/web_applications/preinstalled_app_install_features.h"
#include "components/user_notes/user_notes_features.h"
#endif // BUILDFLAG(IS_ANDROID)
#if BUILDFLAG(IS_CHROMEOS_ASH)
#include "ash/components/arc/arc_features.h"
#include "ash/components/arc/arc_util.h"
#include "ash/constants/ash_features.h"
#include "ash/constants/ash_switches.h"
#include "ash/public/cpp/app_list/app_list_features.h"
#include "ash/public/cpp/keyboard/keyboard_switches.h"
#include "chrome/browser/ash/android_sms/android_sms_switches.h"
#include "chrome/browser/ash/app_list/search/search_features.h"
#include "chrome/browser/ash/crosapi/browser_manager.h"
#include "chrome/browser/ash/crosapi/browser_util.h"
#include "chrome/browser/ash/crostini/crostini_util.h"
#include "chrome/browser/ash/file_suggest/item_suggest_cache.h"
#include "chrome/browser/component_updater/cros_component_installer_chromeos.h"
#include "chrome/browser/memory/memory_ablation_study.h"
#include "chrome/browser/nearby_sharing/common/nearby_share_features.h"
#include "chrome/common/webui_url_constants.h"
#include "chromeos/ash/components/assistant/buildflags.h"
#include "chromeos/ash/components/memory/swap_configuration.h"
#include "chromeos/ash/services/assistant/public/cpp/features.h"
#include "components/app_restore/features.h"
#include "components/metrics/structured/structured_metrics_features.h" // nogncheck
#include "media/capture/video/chromeos/video_capture_features_chromeos.h"
#include "remoting/host/chromeos/features.h"
#include "third_party/cros_system_api/switches/chrome_switches.h"
#include "ui/events/ozone/features.h"
#endif // BUILDFLAG(IS_CHROMEOS_ASH)
#if BUILDFLAG(IS_CHROMEOS_LACROS)
#include "base/i18n/icu_mergeable_data_file.h"
#include "chrome/browser/lacros/lacros_url_handling.h"
#include "chrome/common/webui_url_constants.h"
#endif
#if BUILDFLAG(IS_MAC)
#include "chrome/browser/ui/browser_dialogs.h"
#include "chrome/browser/ui/cocoa/screentime/screentime_features.h"
#endif // BUILDFLAG(IS_MAC)
#if BUILDFLAG(ENABLE_CARDBOARD)
#include "device/vr/public/cpp/features.h"
#endif // ENABLE_CARDBOARD
#if BUILDFLAG(ENABLE_EXTENSIONS)
#include "extensions/common/extension_features.h"
#include "extensions/common/switches.h"
#endif // BUILDFLAG(ENABLE_EXTENSIONS)
#if BUILDFLAG(ENABLE_PDF)
#include "pdf/pdf_features.h"
#endif
#if BUILDFLAG(ENABLE_PRINTING)
#include "printing/printing_features.h"
#endif
#if BUILDFLAG(ENABLE_SUPERVISED_USERS)
#include "components/supervised_user/core/common/features.h" // nogncheck
#endif // ENABLE_SUPERVISED_USERS
#if BUILDFLAG(ENABLE_VR)
#include "device/vr/public/cpp/features.h"
#endif
#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS_ASH)
#include "ui/ozone/buildflags.h"
#include "ui/ozone/public/ozone_switches.h"
#endif // BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS_ASH)
#if BUILDFLAG(IS_WIN)
#include "chrome/browser/enterprise/platform_auth/platform_auth_features.h"
#include "chrome/browser/win/titlebar_config.h"
#endif
#if defined(TOOLKIT_VIEWS)
#include "ui/views/views_features.h"
#include "ui/views/views_switches.h"
#endif // defined(TOOLKIT_VIEWS)
using flags_ui::FeatureEntry;
using flags_ui::kDeprecated;
using flags_ui::kOsAndroid;
using flags_ui::kOsCrOS;
using flags_ui::kOsCrOSOwnerOnly;
using flags_ui::kOsFuchsia;
using flags_ui::kOsLacros;
using flags_ui::kOsLinux;
using flags_ui::kOsMac;
using flags_ui::kOsWin;
namespace about_flags {
namespace {
const unsigned kOsAll =
kOsMac | kOsWin | kOsLinux | kOsCrOS | kOsAndroid | kOsFuchsia | kOsLacros;
const unsigned kOsDesktop =
kOsMac | kOsWin | kOsLinux | kOsCrOS | kOsFuchsia | kOsLacros;
#if defined(USE_AURA)
const unsigned kOsAura = kOsWin | kOsLinux | kOsCrOS | kOsFuchsia | kOsLacros;
#endif // USE_AURA
#if defined(USE_AURA)
const FeatureEntry::Choice kPullToRefreshChoices[] = {
{flags_ui::kGenericExperimentChoiceDefault, "", ""},
{flags_ui::kGenericExperimentChoiceDisabled, switches::kPullToRefresh, "0"},
{flags_ui::kGenericExperimentChoiceEnabled, switches::kPullToRefresh, "1"},
{flag_descriptions::kPullToRefreshEnabledTouchscreen,
switches::kPullToRefresh, "2"}};
#endif // USE_AURA
const FeatureEntry::Choice kOverlayStrategiesChoices[] = {
{flag_descriptions::kOverlayStrategiesDefault, "", ""},
{flag_descriptions::kOverlayStrategiesNone,
switches::kEnableHardwareOverlays, ""},
{flag_descriptions::kOverlayStrategiesUnoccludedFullscreen,
switches::kEnableHardwareOverlays, "single-fullscreen"},
{flag_descriptions::kOverlayStrategiesUnoccluded,
switches::kEnableHardwareOverlays, "single-fullscreen,single-on-top"},
{flag_descriptions::kOverlayStrategiesOccludedAndUnoccluded,
switches::kEnableHardwareOverlays,
"single-fullscreen,single-on-top,underlay"},
};
const FeatureEntry::Choice kTouchTextSelectionStrategyChoices[] = {
{flags_ui::kGenericExperimentChoiceDefault, "", ""},
{flag_descriptions::kTouchSelectionStrategyCharacter,
blink::switches::kTouchTextSelectionStrategy,
blink::switches::kTouchTextSelectionStrategy_Character},
{flag_descriptions::kTouchSelectionStrategyDirection,
blink::switches::kTouchTextSelectionStrategy,
blink::switches::kTouchTextSelectionStrategy_Direction}};
#if BUILDFLAG(IS_WIN)
const FeatureEntry::Choice kUseAngleChoicesWindows[] = {
{flag_descriptions::kUseAngleDefault, "", ""},
{flag_descriptions::kUseAngleGL, switches::kUseANGLE,
gl::kANGLEImplementationOpenGLName},
{flag_descriptions::kUseAngleD3D11, switches::kUseANGLE,
gl::kANGLEImplementationD3D11Name},
{flag_descriptions::kUseAngleD3D9, switches::kUseANGLE,
gl::kANGLEImplementationD3D9Name},
{flag_descriptions::kUseAngleD3D11on12, switches::kUseANGLE,
gl::kANGLEImplementationD3D11on12Name}};
#elif BUILDFLAG(IS_MAC)
const FeatureEntry::Choice kUseAngleChoicesMac[] = {
{flag_descriptions::kUseAngleDefault, "", ""},
{flag_descriptions::kUseAngleGL, switches::kUseANGLE,
gl::kANGLEImplementationOpenGLName},
{flag_descriptions::kUseAngleMetal, switches::kUseANGLE,
gl::kANGLEImplementationMetalName}};
#endif
#if BUILDFLAG(IS_WIN)
const FeatureEntry::FeatureParam kDXGIWaitableSwapChain1Frame = {
"DXGIWaitableSwapChainMaxQueuedFrames", "1"};
const FeatureEntry::FeatureParam kDXGIWaitableSwapChain2Frames = {
"DXGIWaitableSwapChainMaxQueuedFrames", "2"};
const FeatureEntry::FeatureParam kDXGIWaitableSwapChain3Frames = {
"DXGIWaitableSwapChainMaxQueuedFrames", "3"};
const FeatureEntry::FeatureVariation kDXGIWaitableSwapChainVariations[] = {
{"Max 1 Frame", &kDXGIWaitableSwapChain1Frame, 1, nullptr},
{"Max 2 Frames", &kDXGIWaitableSwapChain2Frames, 1, nullptr},
{"Max 3 Frames", &kDXGIWaitableSwapChain3Frames, 1, nullptr}};
#endif
#if BUILDFLAG(IS_LINUX)
const FeatureEntry::Choice kOzonePlatformHintRuntimeChoices[] = {
{flag_descriptions::kOzonePlatformHintChoiceDefault, "", ""},
{flag_descriptions::kOzonePlatformHintChoiceAuto,
switches::kOzonePlatformHint, "auto"},
#if BUILDFLAG(OZONE_PLATFORM_X11)
{flag_descriptions::kOzonePlatformHintChoiceX11,
switches::kOzonePlatformHint, "x11"},
#endif
#if BUILDFLAG(OZONE_PLATFORM_WAYLAND)
{flag_descriptions::kOzonePlatformHintChoiceWayland,
switches::kOzonePlatformHint, "wayland"},
#endif
};
#endif
#if BUILDFLAG(ENABLE_VR)
const FeatureEntry::Choice kWebXrForceRuntimeChoices[] = {
{flags_ui::kGenericExperimentChoiceDefault, "", ""},
{flag_descriptions::kWebXrRuntimeChoiceNone, switches::kWebXrForceRuntime,
switches::kWebXrRuntimeNone},
#if BUILDFLAG(ENABLE_OPENXR)
{flag_descriptions::kWebXrRuntimeChoiceOpenXR, switches::kWebXrForceRuntime,
switches::kWebXrRuntimeOpenXr},
#endif // ENABLE_OPENXR
};
#endif // ENABLE_VR
#if BUILDFLAG(IS_ANDROID)
const FeatureEntry::FeatureParam kCCTResizablePolicyParamUseAllowlist[] = {
{"default_policy", "use-allowlist"}};
const FeatureEntry::FeatureParam kCCTResizablePolicyParamUseDenylist[] = {
{"default_policy", "use-denylist"}};
const FeatureEntry::FeatureVariation
kCCTResizableThirdPartiesDefaultPolicyVariations[] = {
{"Use Allowlist", kCCTResizablePolicyParamUseAllowlist,
std::size(kCCTResizablePolicyParamUseAllowlist), nullptr},
{"Use Denylist", kCCTResizablePolicyParamUseDenylist,
std::size(kCCTResizablePolicyParamUseDenylist), nullptr}};
const FeatureEntry::FeatureParam kCCTBrandingTestFriendly[] = {
{"use_temporary_storage", "true"},
{"branding_cadence", "10000"} // 10 seconds
};
const FeatureEntry::FeatureVariation kCctBrandTransparencyVariations[] = {
{"Test friendly mode", kCCTBrandingTestFriendly,
std::size(kCCTBrandingTestFriendly), nullptr}};
const FeatureEntry::FeatureParam
kCCTRealTimeEngagementSignalsParamRealValues[] = {{"real_values", "true"}};
const FeatureEntry::FeatureParam
kCCTRealTimeEngagementSignalsParamFakeValues[] = {{"real_values", "false"}};
const FeatureEntry::FeatureVariation kCCTRealTimeEngagementSignalsVariations[] =
{{"Send real values", kCCTRealTimeEngagementSignalsParamRealValues,
std::size(kCCTRealTimeEngagementSignalsParamRealValues), nullptr},
{"Send fake values", kCCTRealTimeEngagementSignalsParamFakeValues,
std::size(kCCTRealTimeEngagementSignalsParamFakeValues), nullptr}};
const FeatureEntry::FeatureParam
kCCTRealTimeEngagementSignalsAlternativeImplParam100[] = {
{"time_can_update_after_end", "100"} // 100ms
};
const FeatureEntry::FeatureParam
kCCTRealTimeEngagementSignalsAlternativeImplParam25[] = {
{"time_can_update_after_end", "25"} // 25ms
};
const FeatureEntry::FeatureVariation
kCCTRealTimeEngagementSignalsAlternativeImplVariations[] = {
{"Allow 100ms for scroll updates after scroll-end",
kCCTRealTimeEngagementSignalsAlternativeImplParam100,
std::size(kCCTRealTimeEngagementSignalsAlternativeImplParam100),
nullptr},
{"Allow 25ms for scroll updates after scroll-end",
kCCTRealTimeEngagementSignalsAlternativeImplParam25,
std::size(kCCTRealTimeEngagementSignalsAlternativeImplParam25),
nullptr}};
const FeatureEntry::Choice kReaderModeHeuristicsChoices[] = {
{flags_ui::kGenericExperimentChoiceDefault, "", ""},
{flag_descriptions::kReaderModeHeuristicsMarkup,
switches::kReaderModeHeuristics,
switches::reader_mode_heuristics::kOGArticle},
{flag_descriptions::kReaderModeHeuristicsAdaboost,
switches::kReaderModeHeuristics,
switches::reader_mode_heuristics::kAdaBoost},
{flag_descriptions::kReaderModeHeuristicsAlwaysOn,
switches::kReaderModeHeuristics,
switches::reader_mode_heuristics::kAlwaysTrue},
{flag_descriptions::kReaderModeHeuristicsAlwaysOff,
switches::kReaderModeHeuristics, switches::reader_mode_heuristics::kNone},
{flag_descriptions::kReaderModeHeuristicsAllArticles,
switches::kReaderModeHeuristics,
switches::reader_mode_heuristics::kAllArticles},
};
const FeatureEntry::Choice kForceUpdateMenuTypeChoices[] = {
{flags_ui::kGenericExperimentChoiceDefault, "", ""},
{flag_descriptions::kUpdateMenuTypeNone, switches::kForceUpdateMenuType,
"none"},
{flag_descriptions::kUpdateMenuTypeUpdateAvailable,
switches::kForceUpdateMenuType, "update_available"},
{flag_descriptions::kUpdateMenuTypeUnsupportedOSVersion,
switches::kForceUpdateMenuType, "unsupported_os_version"},
};
const FeatureEntry::FeatureParam kOmahaMinSdkVersionAndroidMinSdk1[] = {
{"min_sdk_version", "1"}};
const FeatureEntry::FeatureParam kOmahaMinSdkVersionAndroidMinSdk1000[] = {
{"min_sdk_version", "1000"}};
const FeatureEntry::FeatureVariation kOmahaMinSdkVersionAndroidVariations[] = {
{flag_descriptions::kOmahaMinSdkVersionAndroidMinSdk1Description,
kOmahaMinSdkVersionAndroidMinSdk1,
std::size(kOmahaMinSdkVersionAndroidMinSdk1), nullptr},
{flag_descriptions::kOmahaMinSdkVersionAndroidMinSdk1000Description,
kOmahaMinSdkVersionAndroidMinSdk1000,
std::size(kOmahaMinSdkVersionAndroidMinSdk1000), nullptr},
};
#else // BUILDFLAG(IS_ANDROID)
const FeatureEntry::FeatureParam kReaderModeOfferInSettings[] = {
{switches::kReaderModeDiscoverabilityParamName,
switches::kReaderModeOfferInSettings}};
const FeatureEntry::FeatureVariation kReaderModeDiscoverabilityVariations[] = {
{"available in settings", kReaderModeOfferInSettings,
std::size(kReaderModeOfferInSettings), nullptr}};
#endif // BUILDFLAG(IS_ANDROID)
#if BUILDFLAG(IS_ANDROID)
const FeatureEntry::FeatureParam kAdaptiveButton_AlwaysNone[] = {
{"mode", "always-none"}};
const FeatureEntry::FeatureParam kAdaptiveButton_AlwaysNewTab[] = {
{"mode", "always-new-tab"}};
const FeatureEntry::FeatureParam kAdaptiveButton_AlwaysShare[] = {
{"mode", "always-share"}};
const FeatureEntry::FeatureParam kAdaptiveButton_AlwaysVoice[] = {
{"mode", "always-voice"}};
const FeatureEntry::FeatureVariation kAdaptiveButtonInTopToolbarVariations[] = {
{"Always None", kAdaptiveButton_AlwaysNone,
std::size(kAdaptiveButton_AlwaysNone), nullptr},
{"Always New Tab", kAdaptiveButton_AlwaysNewTab,
std::size(kAdaptiveButton_AlwaysNewTab), nullptr},
{"Always Share", kAdaptiveButton_AlwaysShare,
std::size(kAdaptiveButton_AlwaysShare), nullptr},
{"Always Voice", kAdaptiveButton_AlwaysVoice,
std::size(kAdaptiveButton_AlwaysVoice), nullptr},
};
const FeatureEntry::FeatureParam kAdaptiveButtonCustomization_NewTab[] = {
{"default_segment", "new-tab"},
{"show_ui_only_after_ready", "false"},
{"ignore_segmentation_results", "true"}};
const FeatureEntry::FeatureParam kAdaptiveButtonCustomization_Share[] = {
{"default_segment", "share"},
{"show_ui_only_after_ready", "false"},
{"ignore_segmentation_results", "true"}};
const FeatureEntry::FeatureParam kAdaptiveButtonCustomization_Voice[] = {
{"default_segment", "voice"},
{"show_ui_only_after_ready", "false"},
{"ignore_segmentation_results", "true"}};
const FeatureEntry::FeatureVariation
kAdaptiveButtonInTopToolbarCustomizationVariations[] = {
{"New Tab", kAdaptiveButtonCustomization_NewTab,
std::size(kAdaptiveButtonCustomization_NewTab), nullptr},
{"Share", kAdaptiveButtonCustomization_Share,
std::size(kAdaptiveButtonCustomization_Share), nullptr},
{"Voice", kAdaptiveButtonCustomization_Voice,
std::size(kAdaptiveButtonCustomization_Voice), nullptr},
};
const FeatureEntry::FeatureParam kContextualPageActionsUiParams_Quiet[] = {
{"action_chip", "false"},
};
const FeatureEntry::FeatureParam kContextualPageActionsUiParams_ActionChip[] = {
{"action_chip", "true"},
{"action_chip_time_ms", "3000"},
};
const FeatureEntry::FeatureParam
kContextualPageActionsUiParams_ActionChip_6s[] = {
{"action_chip", "true"},
{"action_chip_time_ms", "6000"},
};
const FeatureEntry::FeatureParam
kContextualPageActionsUiParams_ActionChip_AltColor[] = {
{"action_chip", "true"},
{"action_chip_time_ms", "3000"},
{"action_chip_with_different_color", "true"},
};
const FeatureEntry::FeatureParam
kContextualPageActionsUiParams_ActionChip_AltColor_6s[] = {
{"action_chip", "true"},
{"action_chip_time_ms", "6000"},
{"action_chip_with_different_color", "true"},
};
const FeatureEntry::FeatureParam kContextualPageActions_DisableUi[]{
{"disable_ui", "true"},
};
const FeatureEntry::FeatureVariation kContextualPageActionsVariations[] = {
{"Disable UI", kContextualPageActions_DisableUi},
};
const FeatureEntry::FeatureVariation
kContextualPageActionPriceTrackingVariations[] = {
{"Quiet", kContextualPageActionsUiParams_Quiet,
std::size(kContextualPageActionsUiParams_Quiet), nullptr},
{"Action Chip", kContextualPageActionsUiParams_ActionChip,
std::size(kContextualPageActionsUiParams_ActionChip), nullptr},
{"Action Chip - 6s", kContextualPageActionsUiParams_ActionChip_6s,
std::size(kContextualPageActionsUiParams_ActionChip_6s), nullptr},
{"Action Chip - Alternative Color",
kContextualPageActionsUiParams_ActionChip_AltColor,
std::size(kContextualPageActionsUiParams_ActionChip_AltColor),
nullptr},
{"Action Chip - Alternative Color - 6s",
kContextualPageActionsUiParams_ActionChip_AltColor_6s,
std::size(kContextualPageActionsUiParams_ActionChip_AltColor_6s),
nullptr},
};
const FeatureEntry::FeatureParam
kContextualPageActionReaderMode_ActionChip_NotRateLimited[] = {
{"action_chip", "true"},
{"action_chip_time_ms", "3000"},
{"reader_mode_session_rate_limiting", "false"},
};
const FeatureEntry::FeatureVariation
kContextualPageActionReaderModeVariations[] = {
{"Quiet", kContextualPageActionsUiParams_Quiet,
std::size(kContextualPageActionsUiParams_Quiet), nullptr},
{"Action Chip", kContextualPageActionsUiParams_ActionChip,
std::size(kContextualPageActionsUiParams_ActionChip), nullptr},
{"Action Chip - 6s", kContextualPageActionsUiParams_ActionChip_6s,
std::size(kContextualPageActionsUiParams_ActionChip_6s), nullptr},
{"Action Chip - Alternative Color",
kContextualPageActionsUiParams_ActionChip_AltColor,
std::size(kContextualPageActionsUiParams_ActionChip_AltColor),
nullptr},
{"Action Chip - Alternative Color - 6s",
kContextualPageActionsUiParams_ActionChip_AltColor_6s,
std::size(kContextualPageActionsUiParams_ActionChip_AltColor_6s),
nullptr},
{"Action Chip - Not rate limited",
kContextualPageActionReaderMode_ActionChip_NotRateLimited,
std::size(kContextualPageActionReaderMode_ActionChip_NotRateLimited),
nullptr},
};
#endif // BUILDFLAG(IS_ANDROID)
#if !BUILDFLAG(IS_ANDROID)
const FeatureEntry::FeatureParam kEsbIphBubbleAndCollapseSettingsEnableIph[] = {
{"EnableEsbIphBubble", "true"}};
const FeatureEntry::FeatureParam
kEsbIphBubbleAndCollapseSettingsEnableCollapse[] = {
{"EnableEsbSettingCollapse", "true"}};
const FeatureEntry::FeatureParam kEsbIphBubbleAndCollapseSettingsBothEnabled[] =
{{"EnableEsbIphBubble", "true"}, {"EnableEsbSettingCollapse", "true"}};
const FeatureEntry::FeatureVariation
kEsbIphBubbleAndCollapseSettingsVariations[] = {
{"IPH and Settings Collapse",
kEsbIphBubbleAndCollapseSettingsBothEnabled,
std::size(kEsbIphBubbleAndCollapseSettingsBothEnabled), nullptr},
{"IPH Only", kEsbIphBubbleAndCollapseSettingsEnableIph,
std::size(kEsbIphBubbleAndCollapseSettingsEnableIph), nullptr},
{"Settings Collapse Only",
kEsbIphBubbleAndCollapseSettingsEnableCollapse,
std::size(kEsbIphBubbleAndCollapseSettingsEnableCollapse), nullptr}};
#endif // !BUILDFLAG(IS_ANDROID)
#if !BUILDFLAG(IS_CHROMEOS_ASH)
const FeatureEntry::FeatureParam kForceDark_SimpleHsl[] = {
{"inversion_method", "hsl_based"},
{"image_behavior", "none"},
{"foreground_lightness_threshold", "150"},
{"background_lightness_threshold", "205"}};
const FeatureEntry::FeatureParam kForceDark_SimpleCielab[] = {
{"inversion_method", "cielab_based"},
{"image_behavior", "none"},
{"foreground_lightness_threshold", "150"},
{"background_lightness_threshold", "205"}};
const FeatureEntry::FeatureParam kForceDark_SimpleRgb[] = {
{"inversion_method", "rgb_based"},
{"image_behavior", "none"},
{"foreground_lightness_threshold", "150"},
{"background_lightness_threshold", "205"}};
// Keep in sync with the kForceDark_SelectiveImageInversion
// in aw_feature_entries.cc if you tweak these parameters.
const FeatureEntry::FeatureParam kForceDark_SelectiveImageInversion[] = {
{"inversion_method", "cielab_based"},
{"image_behavior", "selective"},
{"foreground_lightness_threshold", "150"},
{"background_lightness_threshold", "205"}};
const FeatureEntry::FeatureParam kForceDark_SelectiveElementInversion[] = {
{"inversion_method", "cielab_based"},
{"image_behavior", "none"},
{"foreground_lightness_threshold", "150"},
{"background_lightness_threshold", "205"}};
const FeatureEntry::FeatureParam kForceDark_SelectiveGeneralInversion[] = {
{"inversion_method", "cielab_based"},
{"image_behavior", "selective"},
{"foreground_lightness_threshold", "150"},
{"background_lightness_threshold", "205"}};
const FeatureEntry::FeatureParam kForceDark_TransparencyAndNumColors[] = {
{"classifier_policy", "transparency_and_num_colors"}};
const FeatureEntry::FeatureVariation kForceDarkVariations[] = {
{"with simple HSL-based inversion", kForceDark_SimpleHsl,
std::size(kForceDark_SimpleHsl), nullptr},
{"with simple CIELAB-based inversion", kForceDark_SimpleCielab,
std::size(kForceDark_SimpleCielab), nullptr},
{"with simple RGB-based inversion", kForceDark_SimpleRgb,
std::size(kForceDark_SimpleRgb), nullptr},
{"with selective image inversion", kForceDark_SelectiveImageInversion,
std::size(kForceDark_SelectiveImageInversion), nullptr},
{"with selective inversion of non-image elements",
kForceDark_SelectiveElementInversion,
std::size(kForceDark_SelectiveElementInversion), nullptr},
{"with selective inversion of everything",
kForceDark_SelectiveGeneralInversion,
std::size(kForceDark_SelectiveGeneralInversion), nullptr},
{"with selective image inversion based on transparency and number of "
"colors",
kForceDark_TransparencyAndNumColors,
std::size(kForceDark_TransparencyAndNumColors), nullptr}};
#endif // !BUILDFLAG(IS_CHROMEOS)
const FeatureEntry::FeatureParam kMBIModeLegacy[] = {{"mode", "legacy"}};
const FeatureEntry::FeatureParam kMBIModeEnabledPerRenderProcessHost[] = {
{"mode", "per_render_process_host"}};
const FeatureEntry::FeatureParam kMBIModeEnabledPerSiteInstance[] = {
{"mode", "per_site_instance"}};
const FeatureEntry::FeatureVariation kMBIModeVariations[] = {
{"legacy mode", kMBIModeLegacy, std::size(kMBIModeLegacy), nullptr},
{"per render process host", kMBIModeEnabledPerRenderProcessHost,
std::size(kMBIModeEnabledPerRenderProcessHost), nullptr},
{"per site instance", kMBIModeEnabledPerSiteInstance,
std::size(kMBIModeEnabledPerSiteInstance), nullptr}};
const FeatureEntry::FeatureParam kSearchSuggestionPrerenderUsingPrefetch[] = {
{"implementation_type", "use_prefetch"}};
const FeatureEntry::FeatureParam kSearchSuggestionPrerenderIgnoringPrefetch[] =
{{"implementation_type", "ignore_prefetch"}};
const FeatureEntry::FeatureVariation
kSearchSuggestionPrerenderTypeVariations[] = {
{"use prefetched request", kSearchSuggestionPrerenderUsingPrefetch,
std::size(kSearchSuggestionPrerenderUsingPrefetch), nullptr},
{"ignore prefetched request",
kSearchSuggestionPrerenderIgnoringPrefetch,
std::size(kSearchSuggestionPrerenderIgnoringPrefetch), nullptr}};
const FeatureEntry::FeatureParam kSearchPrefetchWithoutHoldback[] = {
{"prefetch_holdback", "false"}};
const FeatureEntry::FeatureParam kSearchPrefetchWithHoldback[] = {
{"prefetch_holdback", "true"}};
const FeatureEntry::FeatureVariation
kSearchPrefetchServicePrefetchingVariations[] = {
{"without holdback", kSearchPrefetchWithoutHoldback,
std::size(kSearchPrefetchWithoutHoldback), nullptr},
{"with holdback", kSearchPrefetchWithHoldback,
std::size(kSearchPrefetchWithHoldback), nullptr}};
#if BUILDFLAG(IS_CHROMEOS)
// Note these strings must match the `kUserGroupParam` definition in
// web_applications/preinstalled_web_app_window_experiment.cc.
const FeatureEntry::FeatureParam kPreinstalledWebAppWindowExperimentControl[] =
{{"user_group", "control"}};
const FeatureEntry::FeatureParam kPreinstalledWebAppWindowExperimentWindow[] = {
{"user_group", "window"}};
const FeatureEntry::FeatureParam kPreinstalledWebAppWindowExperimentTab[] = {
{"user_group", "tab"}};
const FeatureEntry::FeatureVariation
kPreinstalledWebAppWindowExperimentVariations[] = {
{"control", kPreinstalledWebAppWindowExperimentControl,
std::size(kPreinstalledWebAppWindowExperimentControl), nullptr},
{"window", kPreinstalledWebAppWindowExperimentWindow,
std::size(kPreinstalledWebAppWindowExperimentWindow), nullptr},
{"tab", kPreinstalledWebAppWindowExperimentTab,
std::size(kPreinstalledWebAppWindowExperimentTab), nullptr}};
#endif // BUILDFLAG(IS_CHROMEOS)
#if BUILDFLAG(IS_ANDROID)
const FeatureEntry::FeatureParam kCloseTabSuggestionsStale_Immediate[] = {
{"baseline_tab_suggestions", "true"},
{"baseline_close_tab_suggestions", "true"}};
const FeatureEntry::FeatureParam kCloseTabSuggestionsStale_4Hours[] = {
{"close_tab_suggestions_stale_time_ms", "14400000"}};
const FeatureEntry::FeatureParam kCloseTabSuggestionsStale_8Hours[] = {
{"close_tab_suggestions_stale_time_ms", "28800000"}};
const FeatureEntry::FeatureParam kCloseTabSuggestionsStale_7Days[] = {
{"close_tab_suggestions_stale_time_ms", "604800000"}};
const FeatureEntry::FeatureParam kCloseTabSuggestionsTimeSiteEngagement[] = {
{"close_tab_min_num_tabs", "5"},
{"close_tab_features_time_last_used_enabled", "true"},
{"close_tab_features_time_last_used_transform", "MEAN_VARIANCE"},
{"close_tab_features_time_last_used_threshold", "0.5"},
{"close_tab_features_site_engagement_enabled", "true"},
{"close_tab_features_site_engagement_threshold", "90.0"},
};
const FeatureEntry::FeatureParam kGroupAndCloseTabSuggestions_Immediate[] = {
{"baseline_tab_suggestions", "true"},
{"baseline_group_tab_suggestions", "true"},
{"baseline_close_tab_suggestions", "true"}};
const FeatureEntry::FeatureVariation kCloseTabSuggestionsStaleVariations[] = {
{"Close Immediate", kCloseTabSuggestionsStale_Immediate,
std::size(kCloseTabSuggestionsStale_Immediate), nullptr},
{"Group+Close Immediate", kGroupAndCloseTabSuggestions_Immediate,
std::size(kGroupAndCloseTabSuggestions_Immediate), nullptr},
{"4 hours", kCloseTabSuggestionsStale_4Hours,
std::size(kCloseTabSuggestionsStale_4Hours), nullptr},
{"8 hours", kCloseTabSuggestionsStale_8Hours,
std::size(kCloseTabSuggestionsStale_8Hours), nullptr},
{"7 days", kCloseTabSuggestionsStale_7Days,
std::size(kCloseTabSuggestionsStale_7Days), nullptr},
{"Time & Site Engagement", kCloseTabSuggestionsTimeSiteEngagement,
std::size(kCloseTabSuggestionsTimeSiteEngagement), nullptr},
};
const FeatureEntry::FeatureParam kCriticalPersistedTabDataSaveAndRestore[] = {
{"critical_persisted_tab_data_save_only", "false"},
{"delay_saves_until_deferred_startup", "false"}};
const FeatureEntry::FeatureParam kCriticalPersistedTabDataSaveOnly[] = {
{"critical_persisted_tab_data_save_only", "true"},
{"delay_saves_until_deferred_startup", "false"}};
const FeatureEntry::FeatureParam kDelaySavesUntilDeferredStartup[] = {
{"critical_persisted_tab_data_save_only", "false"},
{"delay_saves_until_deferred_startup", "true"}};
const FeatureEntry::FeatureVariation kCriticalPersistedTabDataVariations[] = {
{"Save and Restore", kCriticalPersistedTabDataSaveAndRestore,
std::size(kCriticalPersistedTabDataSaveAndRestore), nullptr},
{"Save Only", kCriticalPersistedTabDataSaveOnly,
std::size(kCriticalPersistedTabDataSaveOnly), nullptr},
{"Delay saves until DeferredStartup", kDelaySavesUntilDeferredStartup,
std::size(kDelaySavesUntilDeferredStartup), nullptr}};
const FeatureEntry::FeatureParam kShowSingleRowMVTiles[] = {
{"most_visited_max_rows_normal_screen", "1"},
{"most_visited_max_rows_small_screen", "1"},
{"small_screen_height_threshold_dp", "700"}};
const FeatureEntry::FeatureParam kShowTwoRowsMVTiles[] = {
{"most_visited_max_rows_normal_screen", "2"},
{"most_visited_max_rows_small_screen", "2"},
{"small_screen_height_threshold_dp", "700"}};
const FeatureEntry::FeatureVariation kQueryTilesVariations[] = {
{"(show single row of MV tiles)", kShowSingleRowMVTiles,
std::size(kShowSingleRowMVTiles), nullptr},
{"(show two rows of MV tiles)", kShowTwoRowsMVTiles,
std::size(kShowTwoRowsMVTiles), nullptr}};
const FeatureEntry::FeatureParam kTangibleSyncGroupA[] = {{"group_id", "1"}};
const FeatureEntry::FeatureParam kTangibleSyncGroupB[] = {{"group_id", "2"}};
const FeatureEntry::FeatureParam kTangibleSyncGroupC[] = {{"group_id", "3"}};
const FeatureEntry::FeatureParam kTangibleSyncGroupD[] = {{"group_id", "4"}};
const FeatureEntry::FeatureParam kTangibleSyncGroupE[] = {{"group_id", "5"}};
const FeatureEntry::FeatureParam kTangibleSyncGroupF[] = {{"group_id", "6"}};
const FeatureEntry::FeatureVariation kTangibleSyncVariations[] = {
{"(pick up where you left off)", kTangibleSyncGroupA,
std::size(kTangibleSyncGroupA), nullptr},
{"(browse across devices)", kTangibleSyncGroupB,
std::size(kTangibleSyncGroupB), nullptr},
{"(save time and type less)", kTangibleSyncGroupC,
std::size(kTangibleSyncGroupC), nullptr},
{"(get better suggestions)", kTangibleSyncGroupD,
std::size(kTangibleSyncGroupD), nullptr},
{"(sync your tabs and history)", kTangibleSyncGroupE,
std::size(kTangibleSyncGroupE), nullptr},
{"(Turn on sync?)", kTangibleSyncGroupF, std::size(kTangibleSyncGroupF),
nullptr}};
#endif // BUILDFLAG(IS_ANDROID)
const FeatureEntry::Choice kEnableGpuRasterizationChoices[] = {
{flags_ui::kGenericExperimentChoiceDefault, "", ""},
{flags_ui::kGenericExperimentChoiceEnabled,
switches::kEnableGpuRasterization, ""},
{flags_ui::kGenericExperimentChoiceDisabled,
switches::kDisableGpuRasterization, ""},
};
const FeatureEntry::Choice kExtensionContentVerificationChoices[] = {
{flags_ui::kGenericExperimentChoiceDefault, "", ""},
{flag_descriptions::kExtensionContentVerificationBootstrap,
switches::kExtensionContentVerification,
switches::kExtensionContentVerificationBootstrap},
{flag_descriptions::kExtensionContentVerificationEnforce,
switches::kExtensionContentVerification,
switches::kExtensionContentVerificationEnforce},
{flag_descriptions::kExtensionContentVerificationEnforceStrict,
switches::kExtensionContentVerification,
switches::kExtensionContentVerificationEnforceStrict},
};
const FeatureEntry::Choice kTopChromeTouchUiChoices[] = {
{flags_ui::kGenericExperimentChoiceDefault, "", ""},
{flags_ui::kGenericExperimentChoiceAutomatic, switches::kTopChromeTouchUi,
switches::kTopChromeTouchUiAuto},
{flags_ui::kGenericExperimentChoiceDisabled, switches::kTopChromeTouchUi,
switches::kTopChromeTouchUiDisabled},
{flags_ui::kGenericExperimentChoiceEnabled, switches::kTopChromeTouchUi,
switches::kTopChromeTouchUiEnabled}};
#if BUILDFLAG(IS_CHROMEOS_ASH)
const FeatureEntry::Choice kUXStudy1Choices[] = {
{flags_ui::kGenericExperimentChoiceDefault, "", ""},
{memory::kUXStudy1A, memory::kUXStudy1Switch, memory::kUXStudy1A},
{memory::kUXStudy1B, memory::kUXStudy1Switch, memory::kUXStudy1B},
{memory::kUXStudy1C, memory::kUXStudy1Switch, memory::kUXStudy1C},
{memory::kUXStudy1D, memory::kUXStudy1Switch, memory::kUXStudy1D},
};
const char kPreferDcheckInternalName[] = "prefer-dcheck";
const char kLacrosAvailabilityIgnoreInternalName[] =
"lacros-availability-ignore";
const char kLacrosOnlyInternalName[] = "lacros-only";
const char kLacrosPrimaryInternalName[] = "lacros-primary";
const char kLacrosSupportInternalName[] = "lacros-support";
const char kLacrosStabilityInternalName[] = "lacros-stability";
const char kLacrosWaylandLoggingInternalName[] = "lacros-wayland-logging";
const char kWebAppsCrosapiInternalName[] = "web-apps-crosapi";
const char kArcEnableVirtioBlkForDataInternalName[] =
"arc-enable-virtio-blk-for-data";
const FeatureEntry::Choice kPreferDcheckChoices[] = {
{flags_ui::kGenericExperimentChoiceDefault, "", ""},
{component_updater::kPreferDcheckOptIn,
component_updater::kPreferDcheckSwitch,
component_updater::kPreferDcheckOptIn},
{component_updater::kPreferDcheckOptOut,
component_updater::kPreferDcheckSwitch,
component_updater::kPreferDcheckOptOut},
};
const FeatureEntry::Choice kLacrosStabilityChoices[] = {
{flags_ui::kGenericExperimentChoiceDefault, "", ""},
{crosapi::browser_util::kLacrosStabilityChannelCanary,
crosapi::browser_util::kLacrosStabilitySwitch,
crosapi::browser_util::kLacrosStabilityChannelCanary},
{crosapi::browser_util::kLacrosStabilityChannelDev,
crosapi::browser_util::kLacrosStabilitySwitch,
crosapi::browser_util::kLacrosStabilityChannelDev},
{crosapi::browser_util::kLacrosStabilityChannelBeta,
crosapi::browser_util::kLacrosStabilitySwitch,
crosapi::browser_util::kLacrosStabilityChannelBeta},
{crosapi::browser_util::kLacrosStabilityChannelStable,
crosapi::browser_util::kLacrosStabilitySwitch,
crosapi::browser_util::kLacrosStabilityChannelStable},
};
const char kLacrosSelectionInternalName[] = "lacros-selection";
const char kProjectorServerSideSpeechRecognition[] =
"enable-projector-server-side-speech-recognition";
const FeatureEntry::Choice kLacrosSelectionChoices[] = {
{flags_ui::kGenericExperimentChoiceDefault, "", ""},
{flag_descriptions::kLacrosSelectionStatefulDescription,
crosapi::browser_util::kLacrosSelectionSwitch,
crosapi::browser_util::kLacrosSelectionStateful},
{flag_descriptions::kLacrosSelectionRootfsDescription,
crosapi::browser_util::kLacrosSelectionSwitch,
crosapi::browser_util::kLacrosSelectionRootfs},
};
const char kLacrosSelectionPolicyIgnoreInternalName[] =
"lacros-selection-ignore";
const FeatureEntry::Choice kLacrosAvailabilityPolicyChoices[] = {