chromium/chrome/common/chrome_switches.cc

// 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.

#include "chrome/common/chrome_switches.h"

#include "build/build_config.h"
#include "build/chromeos_buildflags.h"
#include "ppapi/buildflags/buildflags.h"
#include "printing/buildflags/buildflags.h"

namespace switches {

// -----------------------------------------------------------------------------
// Can't find the switch you are looking for? Try looking in:
// ash/constants/ash_switches.cc
// base/base_switches.cc
// etc.
//
// When commenting your switch, please use the same voice as surrounding
// comments. Imagine "This switch..." at the beginning of the phrase, and it'll
// all work out.
// -----------------------------------------------------------------------------
// Specifies Accept-Language to send to servers and expose to JavaScript via the
// navigator.language DOM property. language[-country] where language is the 2
// letter code from ISO-639.
const char kAcceptLang[] =;

// Allows third-party content included on a page to prompt for a HTTP basic
// auth username/password pair.
const char kAllowCrossOriginAuthPrompt[] =;

// Allow non-secure origins to use the screen capture API and the desktopCapture
// extension API.
const char kAllowHttpScreenCapture[] =;

// By default, an https page cannot run JavaScript, CSS or plugins from http
// URLs. This provides an override to get the old insecure behavior.
const char kAllowRunningInsecureContent[] =;

// Allows Web Push notifications that do not show a notification.
const char kAllowSilentPush[] =;

// Specifies that the associated value should be launched in "application"
// mode.
const char kApp[] =;

// Specifies that the extension-app with the specified id should be launched
// according to its configuration.
const char kAppId[] =;

// Overrides the launch url of an app with the specified url. This is used
// along with kAppId to launch a given app with the url corresponding to an item
// in the app's shortcuts menu.
const char kAppLaunchUrlForShortcutsMenuItem[] =;

// Value of GAIA auth code for --force-app-mode.
const char kAppModeAuthCode[] =;

// Value of OAuth2 refresh token for --force-app-mode.
const char kAppModeOAuth2Token[] =;

// This is used along with kAppId to indicate an app was launched during
// OS login, and which mode the app was launched in.
const char kAppRunOnOsLoginMode[] =;

// Overrides the URL that the webstore APIs download extensions from.
// Note: the URL must contain one '%s' for the extension ID.
const char kAppsGalleryDownloadURL[] =;

// Overrides the update url used by webstore extensions.
const char kAppsGalleryUpdateURL[] =;

// Overrides the url that the browser treats as the webstore, granting it the
// webstore APIs and giving it some special protections.
const char kAppsGalleryURL[] =;

// Allowlist for Negotiate Auth servers
const char kAuthServerAllowlist[] =;

// This flag makes Chrome auto-open DevTools window for each tab. It is
// intended to be used by developers and automation to not require user
// interaction for opening DevTools.
const char kAutoOpenDevToolsForTabs[] =;

// This flag makes Chrome auto-select the provided choice when an extension asks
// permission to start desktop capture. Should only be used for tests. For
// instance, --auto-select-desktop-capture-source="Entire screen" will
// automatically select sharing the entire screen in English locales. The switch
// value only needs to be substring of the capture source name, i.e. "display"
// would match "Built-in display" and "External display", whichever comes first.
const char kAutoSelectDesktopCaptureSource[] =;

// This flag makes Chrome auto-select a tab with the provided title when
// the media-picker should otherwise be displayed to the user. This switch
// is very similar to kAutoSelectDesktopCaptureSource, but limits selection
// to tabs. This solves the issue of kAutoSelectDesktopCaptureSource being
// liable to accidentally capturing the Chromium window instead of the tab,
// as both have the same title if the tab is focused.
const char kAutoSelectTabCaptureSourceByTitle[] =;

// This flag makes Chrome auto-select a window with the provided title when
// the media-picker should otherwise be displayed to the user. This switch
// is very similar to kAutoSelectDesktopCaptureSource, but limits selection
// to the window.
const char kAutoSelectWindowCaptureSourceByTitle[] =;

// If specified, allows syncing multiple profiles to the same account. Used for
// multi-client E2E tests.
constexpr char kBypassAccountAlreadyUsedByAnotherProfileCheck[] =;

// How often (in seconds) to check for updates. Should only be used for testing
// purposes.
const char kCheckForUpdateIntervalSec[] =;

// Comma-separated list of SSL cipher suites to disable.
const char kCipherSuiteBlacklist[] =;

// Comma-separated list of BrowserThreads that cause browser process to crash if
// the given browser thread is not responsive. UI/IO are the BrowserThreads that
// are supported.
//
// For example:
//    --crash-on-hang-threads=UI:18,IO:18 --> Crash the browser if UI or IO is
//    not responsive for 18 seconds while the other browser thread is
//    responsive.
const char kCrashOnHangThreads[] =;

// Some platforms like ChromeOS default to empty desktop.
// Browser tests may need to add this switch so that at least one browser
// instance is created on startup.
// TODO(nkostylev): Investigate if this switch could be removed.
// (http://crbug.com/148675)
const char kCreateBrowserOnStartupForTests[] =;

// Prints licensing information (same content as found in about:credits) and
// quits.
const char kCredits[] =;

// Specifies the http:// endpoint which will be used to serve
// devtools://devtools/custom/<path>
// Or a file:// URL to specify a custom file path to load from for
// devtools://devtools/bundled/<path>
const char kCustomDevtoolsFrontend[] =;

// Adds debugging entries such as Inspect Element to context menus of packed
// apps.
const char kDebugPackedApps[] =;

// Passes command line parameters to the DevTools front-end.
const char kDevToolsFlags[] =;

// Triggers a plethora of diagnostic modes.
const char kDiagnostics[] =;

// Sets the output format for diagnostic modes enabled by diagnostics flag.
const char kDiagnosticsFormat[] =;

// Tells the diagnostics mode to do the requested recovery step(s).
const char kDiagnosticsRecovery[] =;

#if BUILDFLAG(IS_CHROMEOS)
// Disables the auto maximize feature on ChromeOS so that a browser window
// always starts in normal state. This is used by tests that do not want this
// auto maximizing behavior.
const char kDisableAutoMaximizeForTests[] = "disable-auto-maximize-for-tests";
#endif

// Disable several subsystems which run network requests in the background.
// This is for use when doing network performance testing to avoid noise in the
// measurements.
const char kDisableBackgroundNetworking[] =;

// Disable default component extensions with background pages - useful for
// performance tests where these pages may interfere with perf results.
const char kDisableComponentExtensionsWithBackgroundPages[] =;

const char kDisableComponentUpdate[] =;

// Disables crashpad initialization for testing. The crashpad binary will not
// run, and thus will not detect and symbolize crashes.
const char kDisableCrashpadForTesting[] =;

// Disables installation of default apps on first run. This is used during
// automated testing.
const char kDisableDefaultApps[] =;

// Disables Domain Reliability Monitoring.
const char kDisableDomainReliability[] =;

// Disable extensions.
const char kDisableExtensions[] =;

// Disable extensions except those specified in a comma-separated list.
const char kDisableExtensionsExcept[] =;

// Disables lazy loading of images and frames.
const char kDisableLazyLoading[] =;

// Disables NaCl. If kEnableNaCl is also set, this switch takes precedence.
const char kDisableNaCl[] =;

// Disables print preview (For testing, and for users who don't like us. :[ )
const char kDisablePrintPreview[] =;

// Normally when the user attempts to navigate to a page that was the result of
// a post we prompt to make sure they want to. This switch may be used to
// disable that check. This switch is used during automated testing.
const char kDisablePromptOnRepost[] =;

// Disable stack profiling. Stack profiling may change performance. Disabling
// stack profiling is beneficial when comparing performance metrics with a
// build that has it disabled by default.
const char kDisableStackProfiler[] =;

// Some tests seem to require the application to close when the last
// browser window is closed. Thus, we need a switch to force this behavior
// for ChromeOS Aura, disable "zero window mode".
// TODO(pkotwicz): Investigate if this bug can be removed.
// (http://crbug.com/119175)
const char kDisableZeroBrowsersOpenForTests[] =;

// Use a specific disk cache location, rather than one derived from the
// UserDatadir.
const char kDiskCacheDir[] =;

// Forces the maximum disk space to be used by the disk cache, in bytes.
const char kDiskCacheSize[] =;

// Requests that a running browser process dump its collected histograms to a
// given file. The file is overwritten if it exists.
const char kDumpBrowserHistograms[] =;

// If the WebRTC logging private API is active, enables audio debug recordings.
const char kEnableAudioDebugRecordingsFromExtension[] =;

// Enables the multi-level undo system for bookmarks.
const char kEnableBookmarkUndo[] =;

// This applies only when the process type is "service". Enables the Cloud Print
// Proxy component within the service process.
const char kEnableCloudPrintProxy[] =;

// Enables Domain Reliability Monitoring.
const char kEnableDomainReliability[] =;

// Enables a number of UI improvements to downloads, download scanning, and
// download warnings.
const char kEnableDownloadWarningImprovements[] =;

// Enables logging for extension activity.
const char kEnableExtensionActivityLogging[] =;

const char kEnableExtensionActivityLogTesting[] =;

// Enables installing/uninstalling extensions at runtime via Chrome DevTools
// Protocol if the protocol client is connected over --remote-debugging-pipe.
const char kEnableUnsafeExtensionDebugging[] =;

// Force enabling HangoutServicesExtension.
const char kEnableHangoutServicesExtensionForTesting[] =;

// Allows NaCl to run in all contexts (such as open web). Note that
// kDisableNaCl disables NaCl in all contexts and takes precedence.
const char kEnableNaCl[] =;

// Enables the network-related benchmarking extensions.
const char kEnableNetBenchmarking[] =;

// Enables a number of potentially annoying security features (strict mixed
// content mode, powerful feature restrictions, etc.)
const char kEnablePotentiallyAnnoyingSecurityFeatures[] =;

// Allows overriding the list of restricted ports by passing a comma-separated
// list of port numbers.
const char kExplicitlyAllowedPorts[] =;

// Name of the command line flag to force content verification to be on in one
// of various modes.
const char kExtensionContentVerification[] =;

// Values for the kExtensionContentVerification flag.
// See ContentVerifierDelegate::Mode for more explanation.
const char kExtensionContentVerificationBootstrap[] =;
const char kExtensionContentVerificationEnforce[] =;
const char kExtensionContentVerificationEnforceStrict[] =;

// Turns on extension install verification if it would not otherwise have been
// turned on.
const char kExtensionsInstallVerification[] =;

// Specifies a comma-separated list of extension ids that should be forced to
// be treated as not from the webstore when doing install verification.
const char kExtensionsNotWebstore[] =;

// Specifies the variation of Zero State extensions toolbar recommendation to
// show.
// When a user with zero extensions installed clicks on the extensions puzzle
// piece in the Chrome toolbar, Chrome displays a submenu suggesting the user
// to explore the Chrome Web Store.
const char kExtensionsToolbarZeroStateVariation[] =;

// This variation of the Zero State extensions toolbar recommendation presents
// the user with a single link to the Chrome Web Store home page.
const char kExtensionsToolbarZeroStateSingleWebStoreLink[] =;

// This variation of the Zero State extensions toolbar recommendation suggests
// extension categories the user can explore in the Chrome Web Store.
// (e.g. find coupons, increase productivity)
const char kExtensionsToolbarZeroStateExploreExtensionsByCategory[] =;

// Forces application mode. This hides certain system UI elements and forces
// the app to be installed if it hasn't been already.
const char kForceAppMode[] =;

#if BUILDFLAG(IS_CHROMEOS)
// Forces developer tools availability, no matter what values the enterprise
// policies DeveloperToolsDisabled and DeveloperToolsAvailability are set to.
const char kForceDevToolsAvailable[] = "force-devtools-available";
#endif

// Displays the First Run experience when the browser is started, regardless of
// whether or not it's actually the First Run (this overrides kNoFirstRun).
const char kForceFirstRun[] =;

// Displays the What's New experience when the browser is started if it has not
// yet been shown for the current milestone (this overrides kNoFirstRun, without
// showing the First Run experience).
const char kForceWhatsNew[] =;

// Does not show the crash restore bubble when the browser is started during the
// system startup phase in ChromeOS, if the ChromeOS full restore feature is
// enabled, because the ChromeOS full restore notification is shown for the user
// to select restore or not.
const char kHideCrashRestoreBubble[] =;

// Specifies which page will be displayed in newly-opened tabs. We need this
// for testing purposes so that the UI tests don't depend on what comes up for
// http://google.com.
const char kHomePage[] =;

// Causes the initial browser opened to be in incognito mode. Further browsers
// may or may not be in incognito mode; see `IncognitoModePrefs`.
const char kIncognito[] =;

#if BUILDFLAG(IS_CHROMEOS_LACROS)
// Manually sets the initial preferences file. This is required to change the
// initial preferences when the default file is read-only (eg. on lacros).
// Passing this flag will reset the preferences regardless of whether this is
// the first run.
const char kInitialPreferencesFile[] = "initial-preferences-file";
#endif

// Specifies that the main-thread Isolate should initialize in foreground mode.
// If not specified, the the Isolate will start in background mode for extension
// processes and foreground mode otherwise.
const char kInitIsolateAsForeground[] =;

// Installs an autogenerated theme based on the given RGB value.
// The format is "r,g,b", where r, g, b are a numeric values from 0 to 255.
const char kInstallAutogeneratedTheme[] =;

// Causes Chrome to initiate an installation flow for the given app.
const char kInstallChromeApp[] =;

// Causes Chrome to install the unsigned Web Bundle at the given path as a
// developer mode Isolated Web App.
const char kInstallIsolatedWebAppFromFile[] =;

// Causes Chrome to install a developer mode Isolated Web App whose contents
// are hosted at the given HTTP(S) URL.
const char kInstallIsolatedWebAppFromUrl[] =;

// Marks a renderer as an Instant process.
const char kInstantProcess[] =;

// Used for testing - keeps browser alive after last browser window closes.
const char kKeepAliveForTest[] =;

// Enable kiosk mode. Please note this is not Chrome OS kiosk mode.
const char kKioskMode[] =;

// Enable automatically pressing the print button in print preview.
const char kKioskModePrinting[] =;

// Makes Chrome default browser
const char kMakeDefaultBrowser[] =;

// Allows setting a different destination ID for connection-monitoring GCM
// messages. Useful when running against a non-prod management server.
const char kMonitoringDestinationID[] =;

// Requests a native messaging connection be established between the native
// messaging host named by this switch and the extension with ID specified by
// kNativeMessagingConnectExtension.
const char kNativeMessagingConnectHost[] =;

// Requests a native messaging connection be established between the extension
// with ID specified by this switch and the native messaging host named by the
// kNativeMessagingConnectHost switch.
const char kNativeMessagingConnectExtension[] =;

// If set when kNativeMessagingConnectHost and kNativeMessagingConnectExtension
// are specified, is reflected to the native messaging host as a command line
// parameter.
const char kNativeMessagingConnectId[] =;

// Disables the default browser check. Useful for UI/browser tests where we
// want to avoid having the default browser info-bar displayed.
const char kNoDefaultBrowserCheck[] =;

// Disables all experiments set on about:flags. Does not disable about:flags
// itself. Useful if an experiment makes chrome crash at startup: One can start
// chrome with --no-experiments, disable the problematic lab at about:flags and
// then restart chrome without this switch again.
const char kNoExperiments[] =;

// Skip First Run tasks as well as not showing additional dialogs, prompts or
// bubbles. Suppressing dialogs, prompts, and bubbles is important as this
// switch is used by automation (including performance benchmarks) where it's
// important only a browser window is shown.
//
// This may not actually be the first run or the What's New page. Its effect can
// be partially ignored by adding kForceFirstRun (for FRE), kForceWhatsNew (for
// What's New) and/or kIgnoreNoFirstRunForSearchEngineChoiceScreen (for the DSE
// choice screen). This does not drop the First Run sentinel and thus doesn't
// prevent first run from occurring the next time chrome is launched without
// this flag. It also does not update the last What's New milestone, so does not
// prevent What's New from occurring the next time chrome is launched without
// this flag.
const char kNoFirstRun[] =;

// Don't send hyperlink auditing pings
const char kNoPings[] =;

// Don't use a proxy server, always make direct connections. Overrides any
// other proxy server flags that are passed.
const char kNoProxyServer[] =;

// Disables the service process from adding itself as an autorun process. This
// does not delete existing autorun registrations, it just prevents the service
// from registering a new one.
const char kNoServiceAutorun[] =;

// Does not automatically open a browser window on startup (used when
// launching Chrome for the purpose of hosting background apps).
const char kNoStartupWindow[] =;

// Calculate the hash of an MHTML file as it is being saved.
// The browser process will write the serialized MHTML contents to a file and
// calculate its hash as it is streamed back from the renderer via a Mojo data
// pipe.
const char kOnTheFlyMhtmlHashComputation[] =;

// Launches URL in new browser window.
const char kOpenInNewWindow[] =;

// Packages an extension to a .crx installable file from a given directory.
const char kPackExtension[] =;

// Optional PEM private key to use in signing packaged .crx.
const char kPackExtensionKey[] =;

// Causes the browser process to crash very early in startup, just before
// crashpad (or breakpad) is initialized.
const char kPreCrashpadCrashTest[] =;

// Used to mock the response received from the Web Permission Prediction
// Service. Used for testing.
const char kPredictionServiceMockLikelihood[] =;

// A directory where Chrome looks for json files describing default/preinstalled
// web apps. This overrides any default directory to load preinstalled web apps
// from.
const char kPreinstalledWebAppsDir[] =;

// Use IPv6 only for privet HTTP.
const char kPrivetIPv6Only[] =;

// Outputs the product version information and quit. Used as an internal api to
// detect the installed version of Chrome on Linux.
const char kProductVersion[] =;

// Selects directory of profile to associate with the first browser launched.
const char kProfileDirectory[] =;

// If provided with kProfileDirectory, does not create the profile if the
// profile directory doesn't exist.
const char kIgnoreProfileDirectoryIfNotExists[] =;

// Like kProfileDirectory, but selects the profile by email address. If the
// email is not found in any existing profile, this switch has no effect. If
// both kProfileDirectory and kProfileUserName are specified, kProfileDirectory
// takes priority.
const char kProfileEmail[] =;

// Forces proxy auto-detection.
const char kProxyAutoDetect[] =;

// Specifies a list of hosts for whom we bypass proxy settings and use direct
// connections. Ignored if --proxy-auto-detect or --no-proxy-server are also
// specified. This is a comma-separated list of bypass rules. See:
// "net/proxy_resolution/proxy_bypass_rules.h" for the format of these rules.
const char kProxyBypassList[] =;

// Uses the pac script at the given URL
const char kProxyPacUrl[] =;

// Porvides a list of addresses to discover DevTools remote debugging targets.
// The format is <host>:<port>,...,<host>:port.
const char kRemoteDebuggingTargets[] =;

// Indicates that Chrome was restarted (e.g., after a flag change). This is used
// to ignore the launch when recording the Launch.Mode2 metric.
const char kRestart[] =;

// Indicates the last session should be restored on startup. This overrides the
// preferences value. Note that this does not force automatic session restore
// following a crash, so as to prevent a crash loop. This switch is used to
// implement support for OS-specific "continue where you left off" functionality
// on OS X and Windows.
const char kRestoreLastSession[] =;

// Disable saving pages as HTML-only, disable saving pages as HTML Complete
// (with a directory of sub-resources). Enable only saving pages as MHTML.
// See http://crbug.com/120416 for how to remove this switch.
const char kSavePageAsMHTML[] =;

// This flag sets the checkboxes for sharing audio during screen capture to off
// by default. It is primarily intended to be used for tests.
const char kScreenCaptureAudioDefaultUnchecked[] =;

// Does not show an infobar when an extension attaches to a page using
// chrome.debugger page. Required to attach to extension background pages.
const char kSilentDebuggerExtensionAPI[] =;

// Causes Chrome to launch without opening any windows by default. Useful if
// one wishes to use Chrome as an ash server.
const char kSilentLaunch[] =;

// Sets the BrowsingDataLifetime policy to a very short value (shorter than
// normally possible) for testing purposes.
const char kSimulateBrowsingDataLifetime[] =;

// Simulates a critical update being available.
const char kSimulateCriticalUpdate[] =;

// Simulates that elevation is needed to recover upgrade channel.
const char kSimulateElevatedRecovery[] =;

// Simulates that current version is outdated.
const char kSimulateOutdated[] =;

// Simulates that current version is outdated and auto-update is off.
const char kSimulateOutdatedNoAU[] =;

// Simulates an update being available.
const char kSimulateUpgrade[] =;

// Sets the IdleTimeout policy to a very short value (shorter than normally
// possible) for testing purposes.
const char kSimulateIdleTimeout[] =;

// Specifies the maximum SSL/TLS version ("tls1.2" or "tls1.3").
const char kSSLVersionMax[] =;

// Specifies the minimum SSL/TLS version ("tls1.2" or "tls1.3").
const char kSSLVersionMin[] =;

// TLS 1.2 mode for |kSSLVersionMax| and |kSSLVersionMin| switches.
const char kSSLVersionTLSv12[] =;

// TLS 1.3 mode for |kSSLVersionMax| and |kSSLVersionMin| switches.
const char kSSLVersionTLSv13[] =;

// Use the thread pool for stack profiler.
const char kStackProfilerUseThreadPool[] =;

// Starts the browser maximized, regardless of any previous settings.
const char kStartMaximized[] =;

// Starts the stack sampling profiler in the child process.
const char kStartStackProfiler[] =;

// Browser test mode for the |kStartStackProfiler| switch. Limits the profile
// durations to be significantly less than the test timeout. On ChromeOS,
// forces the stack sampling profiler to run on all processes as well.
const char kStartStackProfilerBrowserTest[] =;

// Interval, in minutes, used for storage pressure notification throttling.
// Useful for developers testing applications that might use non-trivial
// amounts of disk space.
const char kStoragePressureNotificationInterval[] =;

// Frequency in Milliseconds for system log uploads. Should only be used for
// testing purposes.
const char kSystemLogUploadFrequency[] =;

// This flag makes Chrome auto-accept/reject requests to capture the current
// tab. It should only be used for tests.
const char kThisTabCaptureAutoAccept[] =;
const char kThisTabCaptureAutoReject[] =;

// Custom delay for memory log. This should be used only for testing purpose.
const char kTestMemoryLogDelayInMinutes[] =;

// Passes the name of the current running automated test to Chrome.
const char kTestName[] =;

// Identifies a list of download sources as trusted, but only if proper group
// policy is set.
const char kTrustedDownloadSources[] =;

// Overrides per-origin quota settings to unlimited storage for any
// apps/origins.  This should be used only for testing purpose.
const char kUnlimitedStorage[] =;

// Disables warnings about self-XSS attacks when pasting into the DevTools
// console.
const char kUnsafelyDisableDevToolsSelfXssWarnings[] =;

// Specifies the user data directory, which is where the browser will look for
// all of its state.
const char kUserDataDir[] =;

// Uses WinHttp to resolve proxies instead of using Chromium's normal proxy
// resolution logic. This is only supported in Windows.
//
// TODO(crbug.com/40111093): Only use WinHttp whenever Chrome is
// exclusively using system proxy configs.
const char kUseSystemProxyResolver[] =;

// Examines a .crx for validity and prints the result.
const char kValidateCrx[] =;

// Prints version information and quits.
const char kVersion[] =;

// Sets the delay (in seconds) between proactive prunings of remote-bound
// WebRTC event logs which are pending upload.
// All positive values are legal.
// All negative values are illegal, and ignored.
// If set to 0, the meaning is "no proactive pruning".
const char kWebRtcRemoteEventLogProactivePruningDelta[] =;

// WebRTC event logs will only be uploaded if the conditions hold for this
// many milliseconds.
const char kWebRtcRemoteEventLogUploadDelayMs[] =;

// Normally, remote-bound WebRTC event logs are uploaded only when no
// peer connections are active. With this flag, the upload is never suppressed.
const char kWebRtcRemoteEventLogUploadNoSuppression[] =;

// Override WebRTC IP handling policy to mimic the behavior when WebRTC IP
// handling policy is specified in Preferences.
const char kWebRtcIPHandlingPolicy[] =;

// Specify the initial window user title: --window-name="My custom title"
const char kWindowName[] =;

// Specify the initial window position: --window-position=x,y
const char kWindowPosition[] =;

// Specify the initial window size: --window-size=w,h
const char kWindowSize[] =;

// Specify the initial window workspace: --window-workspace=id
const char kWindowWorkspace[] =;

// Uses WinHTTP to fetch and evaluate PAC scripts. Otherwise the default is to
// use Chromium's network stack to fetch, and V8 to evaluate.
const char kWinHttpProxyResolver[] =;

// Specifies which category option was clicked in the Windows Jumplist that
// resulted in a browser startup.
const char kWinJumplistAction[] =;

#if BUILDFLAG(IS_ANDROID)
// Android authentication account type for SPNEGO authentication
const char kAuthAndroidNegotiateAccountType[] = "auth-spnego-account-type";

// Forces the device to report being owned by an enterprise. This mimics the
// presence of an app signaling device ownership.
const char kForceDeviceOwnership[] = "force-device-ownership";

// Forces the night mode to be enabled.
const char kForceEnableNightMode[] = "force-enable-night-mode";

// Forces the update menu badge to show.
const char kForceShowUpdateMenuBadge[] = "force-show-update-menu-badge";

// Forces the update menu type to a specific type.
const char kForceUpdateMenuType[] = "force-update-menu-type";

// Forces a custom summary to be displayed below the update menu item.
const char kForceShowUpdateMenuItemCustomSummary[] = "custom_summary";

// Sets the market URL for Chrome for use in testing.
const char kMarketUrlForTesting[] = "market-url-for-testing";

// Force enable user agent overrides to request desktop sites in Clank.
const char kRequestDesktopSites[] = "request-desktop-sites";
#endif  // BUILDFLAG(IS_ANDROID)

#if BUILDFLAG(IS_CHROMEOS_ASH)
// Custom crosh command.
const char kCroshCommand[] = "crosh-command";

// Disables logging redirect for testing.
const char kDisableLoggingRedirect[] = "disable-logging-redirect";

// Disables apps on the login screen. By default, they are allowed and can be
// installed through policy.
const char kDisableLoginScreenApps[] = "disable-login-screen-apps";

// Use a short (1 second) timeout for merge session loader throttle testing.
const char kShortMergeSessionTimeoutForTest[] =
    "short-merge-session-timeout-for-test";

// Selects the scheduler configuration specified in the parameter.
const char kSchedulerConfiguration[] = "scheduler-configuration";
const char kSchedulerConfigurationConservative[] = "conservative";
const char kSchedulerConfigurationPerformance[] = "performance";

// Specifies what the default scheduler configuration value is if the user does
// not set one.
const char kSchedulerConfigurationDefault[] = "scheduler-configuration-default";
#endif  // BUILDFLAG(IS_CHROMEOS_ASH)

#if BUILDFLAG(IS_POSIX) && !BUILDFLAG(IS_MAC) && !BUILDFLAG(IS_CHROMEOS_ASH)
// These flags show the man page on Linux. They are equivalent to each
// other.
const char kHelp[] =;
const char kHelpShort[] =;

// The same as the --class argument in X applications.  Overrides the WM_CLASS
// window property with the given value.
const char kWmClass[] =;
#endif

#if BUILDFLAG(IS_MAC)
// Prevents Chrome from quitting when Chrome Apps are open.
const char kAppsKeepChromeAliveInTests[] = "apps-keep-chrome-alive-in-tests";

// Enable user metrics from within the installer.
const char kEnableUserMetrics[] = "enable-user-metrics";

// This is how the metrics client ID is passed from the browser process to its
// children. With Crashpad, the metrics client ID is distinct from the crash
// client ID.
const char kMetricsClientID[] = "metrics-client-id";

// A process type (switches::kProcessType) that relaunches the browser. See
// chrome/browser/mac/relauncher.h.
const char kRelauncherProcess[] = "relauncher";

// When switches::kProcessType is switches::kRelauncherProcess, if this switch
// is also present, the relauncher process will unmount and eject a mounted disk
// image and move its disk image file to the trash.  The argument's value must
// be a BSD device name of the form "diskN" or "diskNsM".
const char kRelauncherProcessDMGDevice[] = "dmg-device";

// Indicates whether Chrome should be set as the default browser during
// installation.
const char kMakeChromeDefault[] = "make-chrome-default";

// A process type (switches::kProcessType) that cleans up the browser's
// temporary code sign clone.
const char kCodeSignCloneCleanupProcess[] = "code-sign-clone-cleanup";

// When switches::kProcessType is switches::kCodeSignCloneCleanupProcess this
// switch is required. The value must be the unique suffix portion of the
// temporary directory that contains the clone. The full path will be
// reconstructed by the cleanup process.
const char kUniqueTempDirSuffix[] = "unique-temp-dir-suffix";
#endif  // BUILDFLAG(IS_MAC)

#if BUILDFLAG(IS_WIN)
// Force-enables the profile shortcut manager. This is needed for tests since
// they use a custom-user-data-dir which disables this.
const char kEnableProfileShortcutManager[] = "enable-profile-shortcut-manager";

// Indicates that this launch of the browser originated from the installer
// (i.e., following a successful new install or over-install). This triggers
// browser behaviors for this specific launch, such as a welcome announcement
// for accessibility software (see https://crbug.com/1072735).
extern const char kFromInstaller[] = "from-installer";

// Indicates that this launch of the browser originated from the Legacy Browser
// Support for Edge extension's native host. This is recorded in UMA.
extern const char kFromBrowserSwitcher[] = "from-browser-switcher";

// Makes Windows happy by allowing it to show "Enable access to this program"
// checkbox in Add/Remove Programs->Set Program Access and Defaults. This only
// shows an error box because the only way to hide Chrome is by uninstalling
// it.
const char kHideIcons[] = "hide-icons";

// Whether or not the browser should warn if the profile is on a network share.
// This flag is only relevant for Windows currently.
const char kNoNetworkProfileWarning[] = "no-network-profile-warning";

// Whether this process should PrefetchVirtualMemory on the contents of
// Chrome.dll. This warms up the pages in memory to speed up startup but might
// not be required in later renderers and/or GPU. For experiment info see
// crbug.com/1350257.
const char kNoPreReadMainDll[] = "no-pre-read-main-dll";

// Used in combination with kNotificationLaunchId to specify the inline reply
// entered in the toast in the Windows Action Center.
const char kNotificationInlineReply[] = "notification-inline-reply";

// Used for launching Chrome when a toast displayed in the Windows Action Center
// has been activated. Should contain the launch ID encoded by Chrome.
const char kNotificationLaunchId[] = "notification-launch-id";

// See kHideIcons.
const char kShowIcons[] = "show-icons";

// When rendezvousing with an existing process, used to pass the path of the
// shortcut that launched the new Chrome process. This is used to record launch
// metrics.
const char kSourceShortcut[] = "source-shortcut";

// Runs un-installation steps that were done by chrome first-run.
const char kUninstall[] = "uninstall";

// Specifies that the WebApp with the specified id should be uninstalled.
const char kUninstallAppId[] = "uninstall-app-id";

// Specifies the version of the Progressive-Web-App launcher that launched
// Chrome, used to determine whether to update all launchers.
// NOTE: changing this switch requires adding legacy handling for the previous
// method, as older PWA launchers still using this switch will rely on Chrome to
// update them to use the new method.
const char kPwaLauncherVersion[] = "pwa-launcher-version";
#endif  // BUILDFLAG(IS_WIN)

#if BUILDFLAG(ENABLE_PRINT_PREVIEW) && !defined(OFFICIAL_BUILD)
// Enables support to debug printing subsystem.
const char kDebugPrint[] =;
#endif

#if BUILDFLAG(ENABLE_PLUGINS)
// Specifies comma-separated list of extension ids or hosts to grant
// access to CRX file system APIs.
const char kAllowNaClCrxFsAPI[] =;

// Specifies comma-separated list of extension ids or hosts to grant
// access to file handle APIs.
const char kAllowNaClFileHandleAPI[] =;

// Specifies comma-separated list of extension ids or hosts to grant
// access to TCP/UDP socket APIs.
const char kAllowNaClSocketAPI[] =;
#endif

#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_MAC) || \
    BUILDFLAG(IS_WIN)
const char kEnableNewAppMenuIcon[] =;

// Causes the browser to launch directly in guest mode.
const char kGuest[] =;
#endif

#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_MAC) || BUILDFLAG(IS_WIN)
// Writes open and installed web apps for each profile to the specified file
// without launching a new browser window or tab. Pass a absolute file path to
// specify where to output the information. Can be used together with optional
// --profile-base-name switch to only write information for a given profile.
const char kListApps[] =;

// Pass the basename of the profile directory to specify which profile to get
// information. Only relevant when used with --list-apps switch.
const char kProfileBaseName[] =;

// Domains and associated SAML attributes for which third-party profile
// management should be enabled. Input should be in JSON format.
const char kProfileManagementAttributes[] =;
#endif

#if BUILDFLAG(IS_CHROMEOS_ASH) || BUILDFLAG(IS_ANDROID)
// Custom WebAPK server URL for the sake of testing.
const char kWebApkServerUrl[] = "webapk-server-url";
#endif

#if !BUILDFLAG(IS_CHROMEOS_ASH) && !BUILDFLAG(IS_ANDROID)
// Uses the system default printer as the initially selected destination in
// print preview, instead of the most recently used destination.
const char kUseSystemDefaultPrinter[] =;
#endif

#if BUILDFLAG(ENABLE_DOWNGRADE_PROCESSING)
// Indicates that this process is the product of a relaunch following migration
// of User Data.
const char kUserDataMigrated[] =;
#endif

// -----------------------------------------------------------------------------
// DO NOT ADD YOUR VERY NICE FLAGS TO THE BOTTOM OF THIS FILE.
//
// You were going to just dump your switches here, weren't you? Instead, please
// put them in alphabetical order above, or in order inside the appropriate
// ifdef at the bottom. The order should match the header.
// -----------------------------------------------------------------------------

}  // namespace switches