|  | // Copyright 2016 The Chromium Authors. All rights reserved. | 
|  | // Use of this source code is governed by a BSD-style license that can be | 
|  | // found in the LICENSE file. | 
|  |  | 
|  | // This file defines all the public base::FeatureList features for the chrome | 
|  | // module. | 
|  |  | 
|  | #ifndef CHROME_COMMON_CHROME_FEATURES_H_ | 
|  | #define CHROME_COMMON_CHROME_FEATURES_H_ | 
|  |  | 
|  | #include "base/component_export.h" | 
|  | #include "base/feature_list.h" | 
|  | #include "build/build_config.h" | 
|  | #include "build/buildflag.h" | 
|  | #include "chrome/common/buildflags.h" | 
|  | #include "device/vr/buildflags/buildflags.h" | 
|  | #include "extensions/buildflags/buildflags.h" | 
|  | #include "ppapi/buildflags/buildflags.h" | 
|  | #include "printing/buildflags/buildflags.h" | 
|  | #include "ui/base/buildflags.h" | 
|  |  | 
|  | namespace features { | 
|  |  | 
|  | // All features in alphabetical order. The features should be documented | 
|  | // alongside the definition of their values in the .cc file. | 
|  |  | 
|  | #if defined(OS_ANDROID) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kAllowAutoplayUnmutedInWebappManifestScope; | 
|  | #endif  // defined(OS_ANDROID) | 
|  |  | 
|  | #if defined(OS_MACOSX) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kAppleScriptExecuteJavaScriptMenuItem; | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kShow10_9ObsoleteInfobar; | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kViewsTaskManager; | 
|  | #endif  // defined(OS_MACOSX) | 
|  |  | 
|  | #if !defined(OS_ANDROID) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kAppBanners; | 
|  | #endif  // !defined(OS_ANDROID) | 
|  |  | 
|  | #if defined(OS_ANDROID) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kAppNotificationStatusMessaging; | 
|  | #endif  // defined(OS_ANDROID) | 
|  |  | 
|  | #if !defined(OS_ANDROID) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kAppService; | 
|  | #endif  // !defined(OS_ANDROID) | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kAssetDownloadSuggestionsFeature; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kAsyncDns; | 
|  |  | 
|  | #if defined(OS_ANDROID) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kAutoFetchOnNetErrorPage; | 
|  | #endif | 
|  |  | 
|  | #if defined(OS_WIN) || defined(OS_MACOSX) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kAutomaticTabDiscarding; | 
|  | #endif  // defined(OS_WIN) || defined(OS_MACOSX) | 
|  |  | 
|  | #if defined(OS_WIN) || defined(OS_LINUX) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kBackgroundModeAllowRestart; | 
|  | #endif  // defined(OS_WIN) || defined(OS_LINUX) | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kBlockPromptsIfDismissedOften; | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kBlockPromptsIfIgnoredOften; | 
|  |  | 
|  | #if defined(OS_MACOSX) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kBookmarkApps; | 
|  | #endif | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kBrowserHangFixesExperiment; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kBundledConnectionHelpFeature; | 
|  |  | 
|  | #if (defined(OS_LINUX) && !defined(OS_CHROMEOS)) || defined(OS_MACOSX) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kCertDualVerificationTrialFeature; | 
|  | #endif | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kChangePictureVideoMode; | 
|  |  | 
|  | #if defined(OS_CHROMEOS) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kDMServerOAuthForChildUser; | 
|  | #endif | 
|  |  | 
|  | #if defined(OS_ANDROID) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kClearOldBrowsingData; | 
|  | #endif | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kClickToOpenPDFPlaceholder; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kClipboardContentSetting; | 
|  |  | 
|  | #if defined(OS_MACOSX) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kContentFullscreen; | 
|  | #endif | 
|  |  | 
|  | #if defined(OS_CHROMEOS) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kCrostini; | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kCrostiniAppUninstallGui; | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kPluginVm; | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kUsageTimeLimitPolicy; | 
|  | #endif | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kDesktopPWAWindowing; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kDesktopPWAsLinkCapturing; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kDesktopPWAsCustomTabUI; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kDesktopPWAsStayInWindow; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kDesktopPWAsWithoutExtensions; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kDisallowUnsafeHttpDownloads; | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const char kDisallowUnsafeHttpDownloadsParamName[]; | 
|  |  | 
|  | #if defined(OS_ANDROID) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kDownloadsLocationChange; | 
|  | #endif | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kEnableIncognitoWindowCounter; | 
|  |  | 
|  | #if defined(OS_CHROMEOS) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kEventBasedStatusReporting; | 
|  | #endif | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kExperimentalAppBanners; | 
|  |  | 
|  | #if defined(OS_CHROMEOS) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kExperimentalCrostiniUI; | 
|  | #endif | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kExternalExtensionDefaultButtonControl; | 
|  |  | 
|  | // Android expects this string from Java code, so it is always needed. | 
|  | // TODO(crbug.com/731802): Use #if BUILDFLAG(ENABLE_VR_BROWSING) instead. | 
|  | #if BUILDFLAG(ENABLE_VR) || defined(OS_ANDROID) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kVrBrowsing; | 
|  | #endif | 
|  | #if BUILDFLAG(ENABLE_VR) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kVrBrowsingExperimentalFeatures; | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kVrBrowsingExperimentalRendering; | 
|  |  | 
|  | #if BUILDFLAG(ENABLE_OCULUS_VR) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kOculusVR; | 
|  | #endif  // ENABLE_OCULUS_VR | 
|  |  | 
|  | #if BUILDFLAG(ENABLE_OPENVR) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kOpenVR; | 
|  | #endif  // ENABLE_OPENVR | 
|  |  | 
|  | #endif  // ENABLE_VR | 
|  |  | 
|  | #if defined(OS_WIN) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kGdiTextPrinting; | 
|  | #endif | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kGeoLanguage; | 
|  |  | 
|  | #if defined(OS_ANDROID) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kGrantNotificationsToDSE; | 
|  | #endif | 
|  |  | 
|  | #if defined(OS_CHROMEOS) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kHappinessTrackingSystem; | 
|  | #endif | 
|  |  | 
|  | #if !defined(OS_ANDROID) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kHappinessTrackingSurveysForDesktop; | 
|  | #endif | 
|  |  | 
|  | #if !defined(OS_ANDROID) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kViewsCastDialog; | 
|  | #endif | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kImprovedRecoveryComponent; | 
|  |  | 
|  | #if defined(OS_WIN) && defined(GOOGLE_CHROME_BUILD) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kIncompatibleApplicationsWarning; | 
|  | #endif | 
|  |  | 
|  | #if !defined(OS_ANDROID) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kLocalScreenCasting; | 
|  | #endif | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kLookalikeUrlNavigationSuggestionsUI; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kLsdPermissionPrompt; | 
|  |  | 
|  | #if defined(OS_MACOSX) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kMacFullSizeContentView; | 
|  | #endif | 
|  |  | 
|  | #if defined(OS_MACOSX) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kMacMaterialDesignDownloadShelf; | 
|  | #endif | 
|  |  | 
|  | #if BUILDFLAG(ENABLE_EXTENSIONS) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kAcknowledgeNtpOverrideOnDeactivate; | 
|  | #endif | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kMaterialDesignIncognitoNTP; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kModalPermissionPrompts; | 
|  |  | 
|  | #if BUILDFLAG(ENABLE_NATIVE_NOTIFICATIONS) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kNativeNotifications; | 
|  | #endif | 
|  |  | 
|  | #if defined(OS_ANDROID) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kNewNetErrorPageUI; | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const char kNewNetErrorPageUIAlternateParameterName[]; | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const char kNewNetErrorPageUIAlternateContentList[]; | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const char kNewNetErrorPageUIAlternateContentPreview[]; | 
|  | #endif | 
|  |  | 
|  | #if !defined(OS_ANDROID) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kNewTabLoadingAnimation; | 
|  | #endif | 
|  |  | 
|  | #if defined(OS_POSIX) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kNtlmV2Enabled; | 
|  | #endif | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kOfflinePageDownloadSuggestionsFeature; | 
|  |  | 
|  | #if defined(OS_ANDROID) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kOomIntervention; | 
|  | #endif | 
|  |  | 
|  | #if defined(OS_CHROMEOS) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kOobeRecommendAppsScreen; | 
|  | #endif | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kUseNewAcceptLanguageHeader; | 
|  |  | 
|  | #if defined(OS_CHROMEOS) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kParentAccessCode; | 
|  | #endif | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kPermissionDelegation; | 
|  |  | 
|  | #if defined(OS_WIN) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kDisablePostScriptPrinting; | 
|  | #endif | 
|  |  | 
|  | #if !defined(OS_ANDROID) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kPolicyTool; | 
|  | #endif | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kPredictivePrefetchingAllowedOnAllConnectionTypes; | 
|  |  | 
|  | #if BUILDFLAG(ENABLE_PLUGINS) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kPreferHtmlOverPlugins; | 
|  | #endif | 
|  |  | 
|  | #if defined(OS_CHROMEOS) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kPreloadLockScreen; | 
|  | #endif | 
|  |  | 
|  | #if BUILDFLAG(ENABLE_PRINT_PREVIEW) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kCloudPrinterHandler; | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kNupPrinting; | 
|  | #endif | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kPushMessagingBackgroundMode; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kSafeSearchUrlReporting; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kSecurityKeyAttestationPrompt; | 
|  |  | 
|  | #if !defined(OS_ANDROID) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kShowManagedUi; | 
|  | #endif | 
|  |  | 
|  | #if defined(OS_ANDROID) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kShowTrustedPublisherURL; | 
|  | #endif | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kSiteSettings; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kSitePerProcess; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kSitePerProcessOnlyForHighMemoryClients; | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const char kSitePerProcessOnlyForHighMemoryClientsParamName[]; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kSSLCommittedInterstitials; | 
|  |  | 
|  | #if defined(OS_CHROMEOS) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kNativeSmb; | 
|  | #endif | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kSingleTabMode; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kSoundContentSetting; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kSupervisedUserCommittedInterstitials; | 
|  |  | 
|  | #if defined(OS_CHROMEOS) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kSlideTopChromeWithPageScrolls; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kSysInternals; | 
|  | #endif | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kSystemWebApps; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kAppManagement; | 
|  |  | 
|  | #if !defined(OS_ANDROID) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kTabMetricsLogging; | 
|  | #endif | 
|  |  | 
|  | #if defined(OS_WIN) && defined(GOOGLE_CHROME_BUILD) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kThirdPartyModulesBlocking; | 
|  | #endif | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kTopSitesFromSiteEngagement; | 
|  |  | 
|  | #if defined(OS_CHROMEOS) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kAdaptiveScreenBrightnessLogging; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kUserActivityEventLogging; | 
|  |  | 
|  | #endif | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kUseSameCacheForMedia; | 
|  |  | 
|  | #if defined(OS_CHROMEOS) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kArcCupsApi; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kOptInImeMenu; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kQuickUnlockPin; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kQuickUnlockPinSignin; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kQuickUnlockFingerprint; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kEHVInputOnImeMenu; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kBulkPrinters; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kCrosCompUpdates; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kCrOSComponent; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kTPMFirmwareUpdate; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kCrOSEnableUSMUserService; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kMachineLearningService; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kUsbguard; | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kShillSandboxing; | 
|  | #endif  // defined(OS_CHROMEOS) | 
|  |  | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kWebAuthenticationUI; | 
|  |  | 
|  | #if !defined(OS_ANDROID) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kWebRtcRemoteEventLog; | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kWebRtcRemoteEventLogGzipped; | 
|  | #endif | 
|  |  | 
|  | #if defined(OS_WIN) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) | 
|  | extern const base::Feature kWin10AcceleratedDefaultBrowserFlow; | 
|  | #endif  // defined(OS_WIN) | 
|  |  | 
|  | #if defined(OS_ANDROID) | 
|  | COMPONENT_EXPORT(CHROME_FEATURES) extern const base::Feature kIncognitoStrings; | 
|  | #endif  // defined(OS_ANDROID) | 
|  |  | 
|  | bool PrefServiceEnabled(); | 
|  |  | 
|  | // DON'T ADD RANDOM STUFF HERE. Put it in the main section above in | 
|  | // alphabetical order, or in one of the ifdefs (also in order in each section). | 
|  |  | 
|  | }  // namespace features | 
|  |  | 
|  | #endif  // CHROME_COMMON_CHROME_FEATURES_H_ |