Migrate about:flags messages to const char*

chrome/browser/flag_descriptions.cc

+// Copyright 2017 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.
+
+#include "chrome/browser/flag_descriptions.h"
+
+namespace flag_descriptions {
+
+//  Material Design version of chrome://bookmarks
+
+const char kEnableMaterialDesignBookmarksName[] =
+    "Enable Material Design bookmarks";
+
+const char kEnableMaterialDesignBookmarksDescription[] =
+    "If enabled, the chrome://bookmarks/ URL loads the Material Design"

[Alexei Svitkine (slow), 2017/03/27 18:56:49]

Are you missing a space between the end of this line and start of next line?

(Fix throughout)

[vabr (Chromium), 2017/03/27 20:12:55]

Oops, thanks for catching that! While it would save about a kB of binary size
:), it's much better with the spaces.
Done.

+    "bookmarks page.";
+
+//  Material Design version of chrome://policy
+
+const char kEnableMaterialDesignPolicyPageName[] =
+    "Enable Material Design policy page";
+
+const char kEnableMaterialDesignPolicyPageDescription[] =
+    "If enabled, the chrome://md-policy URL loads the Material Design"
+    "policy page.";
+
+//  Material Design version of chrome://history
+
+const char kEnableMaterialDesignHistoryName[] =
+    "Enable Material Design history";
+
+const char kEnableMaterialDesignHistoryDescription[] =
+    "If enabled, the chrome://history/ URL loads the Material Design"
+    "history page.";
+
+//  Material Design version of chrome://settings
+
+const char kEnableMaterialDesignSettingsName[] =
+    "Enable Material Design settings";
+
+const char kEnableMaterialDesignSettingsDescription[] =
+    "If enabled, the chrome://settings/ URL loads the Material Design"
+    "settings page.";
+
+//  Material Design version of chrome://extensions
+
+const char kEnableMaterialDesignExtensionsName[] =
+    "Enable Material Design extensions";
+
+const char kEnableMaterialDesignExtensionsDescription[] =
+    "If enabled, the chrome://extensions/ URL loads the Material Design"
+    "extensions page.";
+
+//  Material Design version of feedback form
+
+const char kEnableMaterialDesignFeedbackName[] =
+    "Enable Material Design feedback";
+
+const char kEnableMaterialDesignFeedbackDescription[] =
+    "If enabled, reporting an issue will load the Material Design feedback"
+    "UI.";
+
+//  Report URL to SafeSearch
+
+const char kSafeSearchUrlReportingName[] = "SafeSearch URLs reporting.";
+
+const char kSafeSearchUrlReportingDescription[] =
+    "If enabled, inappropriate URLs can be reported back to SafeSearch.";
+
+//  Device scale factor change in content crbug.com/485650.
+
+const char kEnableUseZoomForDsfName[] =
+    "Use Blink's zoom for device scale factor.";
+
+const char kEnableUseZoomForDsfDescription[] =
+    "If enabled, Blink uses its zooming mechanism to scale content for"
+    "device scale factor.";
+
+const char kEnableUseZoomForDsfChoiceDefault[] = "Default";
+
+const char kEnableUseZoomForDsfChoiceEnabled[] = "Enabled";
+
+const char kEnableUseZoomForDsfChoiceDisabled[] = "Disabled";
+
+const char kNostatePrefetch[] = "No-State Prefetch";
+
+const char kNostatePrefetchDescription[] =
+    R"*("No-State Prefetch" pre-downloads resources to improve load)*"
+    R"*(times. "Prerender" does a full pre-rendering of the page, to)*"
+    R"*(improve load times even more. "Simple Load" does nothing and is)*"
+    R"*(similar to disabling the feature, but collects more metrics for)*"
+    R"*(comparison purposes.)*";
+
+const char kSpeculativePrefetchName[] = "Speculative Prefetch";
+
+const char kSpeculativePrefetchDescription[] =
+    R"*("Speculative Prefetch" fetches likely resources early to improve)*"
+    R"*(load times, based on a local database (see chrome://predictors).)*"
+    R"*("Learning" means that only the database construction is enabled,)*"
+    R"*("Prefetching" that learning and prefetching are enabled.)*";
+
+//  Force Tablet Mode
+
+const char kForceTabletModeName[] = "Force Tablet Mode";
+
+const char kForceTabletModeDescription[] =
+    R"*(This flag can be used to force a certain mode on to a chromebook,)*"
+    R"*(despite its current orientation. "TouchView" means that the)*"
+    R"*(chromebook will act as if it were in touch view mode. "Clamshell")*"
+    R"*(means that the chromebook will act as if it were in clamshell)*"
+    R"*(mode . "Auto" means that the chromebook will alternate between)*"
+    R"*(the two, based on its orientation.)*";
+
+const char kForceTabletModeTouchview[] = "TouchView";
+
+const char kForceTabletModeClamshell[] = "Clamshell";
+
+const char kForceTabletModeAuto[] = "Auto (default)";
+
+//  Print Preview features
+
+const char kPrintPdfAsImageName[] = "Print Pdf as Image";
+
+const char kPrintPdfAsImageDescription[] =
+    "If enabled, an option to print PDF files as images will be available"
+    "in print preview.";
+
+const char kPrintScalingName[] = "Print Scaling.";
+
+const char kPrintScalingDescription[] =
+    "If enabled, an option to scale documents will be available in print"
+    "preview.";
+
+const char kNaclName[] = "Native Client";
+
+#if defined(OS_ANDROID)
+
+const char kNaclDescription[] = "Enable support for Native Client.";
+
+#endif  // defined(OS_ANDROID)
+
+#if !defined(OS_ANDROID)
+
+const char kNaclDescription[] =
+    "Support Native Client for all web applications, even those that were"
+    "not installed from the Chrome Web Store.";
+
+#endif  // !defined(OS_ANDROID)
+
+const char kNaclDebugName[] = "Native Client GDB-based debugging";
+
+const char kNaclDebugDescription[] =
+    "Enable GDB debug stub. This will stop a Native Client application on"
+    "startup and wait for nacl-gdb (from the NaCl SDK) to attach to it.";
+
+#if !defined(OS_ANDROID)
+
+const char kPnaclSubzeroName[] = "Force PNaCl Subzero";
+
+const char kPnaclSubzeroDescription[] =
+    "Force the use of PNaCl's fast Subzero translator for all pexe files.";
+
+#endif  // !defined(OS_ANDROID)
+
+const char kNaclDebugMaskName[] =
+    "Restrict Native Client GDB-based debugging by pattern";
+
+const char kNaclDebugMaskDescription[] =
+    "Restricts Native Client application GDB-based debugging by URL of"
+    "manifest file. Native Client GDB-based debugging must be enabled for"
+    "this option to work.";
+
+const char kNaclDebugMaskChoiceDebugAll[] = "Debug everything.";
+
+const char kNaclDebugMaskChoiceExcludeUtilsPnacl[] =
+    "Debug everything except secure shell and the PNaCl translator.";
+
+const char kNaclDebugMaskChoiceIncludeDebug[] =
+    "Debug only if manifest URL ends with debug.nmf.";
+
+const char kEnableHttpFormWarningName[] =
+    "Show in-form warnings for sensitive fields when the top-level page is"
+    "not HTTPS";
+
+const char kEnableHttpFormWarningDescription[] =
+    "Attaches a warning UI to any password or credit card fields detected"
+    "when the top-level page is not HTTPS";
+
+const char kMarkHttpAsName[] = "Mark non-secure origins as non-secure";
+
+const char kMarkHttpAsDescription[] = "Change the UI treatment for HTTP pages";
+
+const char kMarkHttpAsDangerous[] = "Always mark HTTP as actively dangerous";
+
+const char kSavePageAsMhtmlName[] = "Save Page as MHTML";
+
+const char kSavePageAsMhtmlDescription[] =
+    "Enables saving pages as MHTML: a single text file containing HTML and"
+    "all sub-resources.";
+
+//  Flag and values for MHTML Geenrator options lab.
+
+const char kMhtmlGeneratorOptionName[] = "MHTML Generation Option";
+
+const char kMhtmlGeneratorOptionDescription[] =
+    "Provides experimental options for MHTML file generator.";
+
+const char kMhtmlSkipNostoreMain[] = "Skips no-store main frame.";
+
+const char kMhtmlSkipNostoreAll[] = "Skips all no-store resources.";
+
+const char kDeviceDiscoveryNotificationsName[] =
+    "Device Discovery Notifications";
+
+const char kDeviceDiscoveryNotificationsDescription[] =
+    "Device discovery notifications on local network.";
+
+#if defined(OS_WIN)
+
+const char kCloudPrintXpsName[] = "XPS in Google Cloud Print";
+
+const char kCloudPrintXpsDescription[] =
+    "XPS enables advanced options for classic printers connected to the"
+    "Cloud Print with Chrome. Printers must be re-connected after changing"
+    "this flag.";
+
+#endif  // defined(OS_WIN)
+
+const char kLoadMediaRouterComponentExtensionName[] =
+    "Load Media Router Component Extension";
+
+const char kLoadMediaRouterComponentExtensionDescription[] =
+    "Loads the Media Router component extension at startup.";
+
+const char kPrintPreviewRegisterPromosName[] =
+    "Print Preview Registration Promos";
+
+const char kPrintPreviewRegisterPromosDescription[] =
+    "Enable registering unregistered cloud printers from print preview.";
+
+const char kScrollPredictionName[] = "Scroll prediction";
+
+const char kTopChromeMd[] = "UI Layout for the browser's top chrome";
+
+const char kTopChromeMdDescription[] =
+    R"*(Toggles between normal and touch (formerly "hybrid") layouts.)*";
+
+const char kTopChromeMdMaterial[] = "Normal";
+
+const char kTopChromeMdMaterialHybrid[] = "Touch";
+
+const char kSiteSettings[] = "Site settings with All sites and Site details";
+
+const char kSiteSettingsDescription[] =
+    "Adds new ways of viewing Site settings.";
+
+const char kSecondaryUiMd[] =
+    "Material Design in the rest of the browser's native UI";
+
+const char kSecondaryUiMdDescription[] =
+    "Extends the --top-chrome-md setting to secondary UI (bubbles, dialogs,"
+    "etc.). On Mac, this enables MacViews, which uses toolkit-views for"
+    "native browser dialogs.";
+
+const char kScrollPredictionDescription[] =
+    "Predicts the finger's future position during scrolls allowing time to"
+    "render the frame before the finger is there.";
+
+const char kAddToShelfName[] = "Add to shelf";
+
+const char kAddToShelfDescription[] =
+    "Enable the display of add to shelf banners, which prompt a user to add"
+    "a web app to their shelf, or other platform-specific equivalent.";
+
+const char kBypassAppBannerEngagementChecksName[] =
+    "Bypass user engagement checks";
+
+const char kBypassAppBannerEngagementChecksDescription[] =
+    "Bypasses user engagement checks for displaying app banners, such as"
+    "requiring that users have visited the site before and that the banner"
+    "hasn't been shown recently. This allows developers to test that other"
+    "eligibility requirements for showing app banners, such as having a"
+    "manifest, are met.";
+
+#if defined(OS_ANDROID)
+
+const char kAccessibilityTabSwitcherName[] = "Accessibility Tab Switcher";
+
+const char kAccessibilityTabSwitcherDescription[] =
+    "Enable the accessibility tab switcher for Android.";
+
+const char kEnablePhysicalWebName[] = "Enable the Physical Web.";
+
+const char kEnablePhysicalWebDescription[] =
+    "Enable scanning for URLs from Physical Web objects.";
+
+#endif  // defined(OS_ANDROID)
+
+const char kTouchEventsName[] = "Touch Events API";
+
+const char kTouchEventsDescription[] =
+    "Force Touch Events API feature detection to always be enabled or"
+    "disabled, or to be enabled when a touchscreen is detected on startup"
+    "(Automatic, the default).";
+
+const char kTouchAdjustmentName[] = "Touch adjustment";
+
+const char kTouchAdjustmentDescription[] =
+    "Refine the position of a touch gesture in order to compensate for"
+    "touches having poor resolution compared to a mouse.";
+
+const char kCompositedLayerBorders[] = "Composited render layer borders";
+
+const char kCompositedLayerBordersDescription[] =
+    "Renders a border around composited Render Layers to help debug and"
+    "study layer compositing.";
+
+const char kGlCompositedTextureQuadBorders[] =
+    "GL composited texture quad borders";
+
+const char kGlCompositedTextureQuadBordersDescription[] =
+    "Renders a border around GL composited texture quads to help debug and"
+    "study overlay support.";
+
+const char kShowOverdrawFeedback[] = "Show overdraw feedback";
+
+const char kShowOverdrawFeedbackDescription[] =
+    "Visualize overdraw by color-coding elements based on if they have"
+    "other elements drawn underneath.";
+
+const char kUiPartialSwapName[] = "Partial swap";
+
+const char kUiPartialSwapDescription[] = "Sets partial swap behavior.";
+
+const char kDebugShortcutsName[] = "Debugging keyboard shortcuts";
+
+const char kIgnoreGpuBlacklistName[] = "Override software rendering list";
+
+const char kIgnoreGpuBlacklistDescription[] =
+    "Overrides the built-in software rendering list and enables"
+    "GPU-acceleration on unsupported system configurations.";
+
+const char kInertVisualViewportName[] = "Inert visual viewport.";
+
+const char kInertVisualViewportDescription[] =
+    "Experiment to have all APIs reflect the layout viewport. This will"
+    "make window.scroll properties relative to the layout viewport.";
+
+const char kExperimentalCanvasFeaturesName[] = "Experimental canvas features";
+
+const char kExperimentalCanvasFeaturesDescription[] =
+    "Enables the use of experimental canvas features which are still in"
+    "development.";
+
+const char kAccelerated2dCanvasName[] = "Accelerated 2D canvas";
+
+const char kAccelerated2dCanvasDescription[] =
+    "Enables the use of the GPU to perform 2d canvas rendering instead of"
+    "using software rendering.";
+
+const char kDisplayList2dCanvasName[] = "Display list 2D canvas";
+
+const char kDisplayList2dCanvasDescription[] =
+    "Enables the use of display lists to record 2D canvas commands. This"
+    "allows 2D canvas rasterization to be performed on separate thread.";
+
+const char kEnable2dCanvasDynamicRenderingModeSwitchingName[] =
+    "Enable 2D canvas dynamic rendering mode switching.";
+
+const char kEnable2dCanvasDynamicRenderingModeSwitchingDescription[] =
+    "There are multiple implementations of the graphics rendering pipeline"
+    "for the 2D canvas. These different implementations have different"
+    "performance characteristics. Turning on this flag allows canvas 2D"
+    "contexts to switch between these implementations on the fly based on"
+    "how the canvas is used in order to increase performance. For example,"
+    "going from an implementation that uses the GPU to one that doesn't.";
+
+const char kExperimentalExtensionApisName[] = "Experimental Extension APIs";
+
+const char kExperimentalExtensionApisDescription[] =
+    "Enables experimental extension APIs. Note that the extension gallery"
+    "doesn't allow you to upload extensions that use experimental APIs.";
+
+const char kExtensionsOnChromeUrlsName[] = "Extensions on chrome:// URLs";
+
+const char kExtensionsOnChromeUrlsDescription[] =
+    "Enables running extensions on chrome:// URLs, where extensions"
+    "explicitly request this permission.";
+
+const char kFastUnloadName[] = "Fast tab/window close";
+
+const char kFastUnloadDescription[] =
+    "Enables fast tab/window closing - runs a tab's onunload js handler"
+    "independently of the GUI.";
+
+const char kUserConsentForExtensionScriptsName[] =
+    "User consent for extension scripts";
+
+const char kUserConsentForExtensionScriptsDescription[] =
+    "Require user consent for an extension running a script on the page, if"
+    "the extension requested permission to run on all urls.";
+
+const char kHistoryRequiresUserGestureName[] =
+    "New history entries require a user gesture.";
+
+const char kHistoryRequiresUserGestureDescription[] =
+    "Require a user gesture to add a history entry.";
+
+const char kHyperlinkAuditingName[] = "Hyperlink auditing";
+
+const char kHyperlinkAuditingDescription[] = "Sends hyperlink auditing pings.";
+
+#if defined(OS_ANDROID)
+
+const char kContextualSearch[] = "Contextual Search";
+
+const char kContextualSearchDescription[] =
+    "Whether or not Contextual Search is enabled.";
+
+const char kContextualSearchContextualCardsBarIntegration[] =
+    "Contextual Search - Contextual Cards Integration";
+
+const char kContextualSearchContextualCardsBarIntegrationDescription[] =
+    "Whether or not integration of Contextual Cards data in the Contextual"
+    "Search Bar is enabled.";
+
+const char kContextualSearchSingleActions[] =
+    "Contextual Search - Single Actions";
+
+const char kContextualSearchSingleActionsDescription[] =
+    "Whether or not single actions using Contextual Cards data in the"
+    "Contextual Search Bar is enabled.";
+
+const char kContextualSearchUrlActions[] = "Contextual Search - URL Actions";
+
+const char kContextualSearchUrlActionsDescription[] =
+    "Whether or not URL actions using Contextual Cards data in the"
+    "Contextual Search Bar is enabled.";
+
+#endif  // defined(OS_ANDROID)
+
+const char kSmoothScrollingName[] = "Smooth Scrolling";
+
+const char kSmoothScrollingDescription[] =
+    "Animate smoothly when scrolling page content.";
+
+const char kOverlayScrollbarsName[] = "Overlay Scrollbars";
+
+const char kOverlayScrollbarsDescription[] =
+    "Enable the experimental overlay scrollbars implementation. You must"
+    "also enable threaded compositing to have the scrollbars animate.";
+
+const char kShowAutofillTypePredictionsName[] = "Show Autofill predictions";
+
+const char kShowAutofillTypePredictionsDescription[] =
+    "Annotates web forms with Autofill field type predictions as"
+    "placeholder text.";
+
+const char kTcpFastOpenName[] = "TCP Fast Open";
+
+const char kTcpFastOpenDescription[] =
+    "Enable the option to send extra authentication information in the"
+    "initial SYN packet for a previously connected client, allowing faster"
+    "data send start.";
+
+const char kTouchDragDropName[] = "Touch initiated drag and drop";
+
+const char kTouchDragDropDescription[] =
+    "Touch drag and drop can be initiated through long press on a draggable"
+    "element.";
+
+const char kTouchSelectionStrategyName[] = "Touch text selection strategy";
+
+const char kTouchSelectionStrategyDescription[] =
+    "Controls how text selection granularity changes when touch text"
+    "selection handles are dragged. Non-default behavior is experimental.";
+
+const char kTouchSelectionStrategyCharacter[] = "Character";
+
+const char kTouchSelectionStrategyDirection[] = "Direction";
+
+const char kWalletServiceUseSandboxName[] =
+    "Use Google Payments sandbox servers";
+
+const char kWalletServiceUseSandboxDescription[] =
+    "For developers: use the sandbox service for Google Payments API"
+    "calls.";
+
+const char kOverscrollHistoryNavigationName[] = "Overscroll history navigation";
+
+const char kOverscrollHistoryNavigationDescription[] =
+    "Experimental history navigation in response to horizontal overscroll.";
+
+const char kOverscrollHistoryNavigationSimpleUi[] = "Simple";
+
+const char kOverscrollStartThresholdName[] = "Overscroll start threshold";
+
+const char kOverscrollStartThresholdDescription[] =
+    "Changes overscroll start threshold relative to the default value.";
+
+const char kOverscrollStartThreshold133Percent[] = "133%";
+
+const char kOverscrollStartThreshold166Percent[] = "166%";
+
+const char kOverscrollStartThreshold200Percent[] = "200%";
+
+const char kScrollEndEffectName[] = "Scroll end effect";
+
+const char kScrollEndEffectDescription[] =
+    "Experimental scroll end effect in response to vertical overscroll.";
+
+const char kWebgl2Name[] = "WebGL 2.0";
+
+const char kWebgl2Description[] = "Allow web applications to access WebGL 2.0.";
+
+const char kWebglDraftExtensionsName[] = "WebGL Draft Extensions";
+
+const char kWebglDraftExtensionsDescription[] =
+    "Enabling this option allows web applications to access the WebGL"
+    "Extensions that are still in draft status.";
+
+const char kWebrtcHwDecodingName[] = "WebRTC hardware video decoding";
+
+const char kWebrtcHwDecodingDescription[] =
+    "Support in WebRTC for decoding video streams using platform hardware.";
+
+const char kWebrtcHwEncodingName[] = "WebRTC hardware video encoding";
+
+const char kWebrtcHwEncodingDescription[] =
+    "Support in WebRTC for encoding video streams using platform hardware.";
+
+const char kWebrtcHwH264EncodingName[] = "WebRTC hardware h264 video encoding";
+
+const char kWebrtcHwH264EncodingDescription[] =
+    "Support in WebRTC for encoding h264 video streams using platform"
+    "hardware.";
+
+const char kWebrtcSrtpAesGcmName[] =
+    "Negotiation with GCM cipher suites for SRTP in WebRTC";
+
+const char kWebrtcSrtpAesGcmDescription[] =
+    "When enabled, WebRTC will try to negotiate GCM cipher suites for"
+    "SRTP.";
+
+const char kWebrtcStunOriginName[] = "WebRTC Stun origin header";
+
+const char kWebrtcStunOriginDescription[] =
+    "When enabled, Stun messages generated by WebRTC will contain the"
+    "Origin header.";
+
+const char kWebrtcEchoCanceller3Name[] = "WebRTC Echo Canceller 3.";
+
+const char kWebrtcEchoCanceller3Description[] =
+    "Experimental WebRTC echo canceller (AEC3).";
+
+#if defined(OS_ANDROID)
+
+const char kMediaScreenCaptureName[] = "Experimental ScreenCapture.";
+
+const char kMediaScreenCaptureDescription[] =
+    "Enable this option for experimental ScreenCapture feature on Android.";
+
+#endif  // defined(OS_ANDROID)
+
+#if BUILDFLAG(ENABLE_WEBRTC)
+
+const char kWebrtcH264WithOpenh264FfmpegName[] =
+    "WebRTC H.264 software video encoder/decoder";
+
+const char kWebrtcH264WithOpenh264FfmpegDescription[] =
+    "When enabled, an H.264 software video encoder/decoder pair is"
+    "included. If a hardware encoder/decoder is also available it may be"
+    "used instead of this encoder/decoder.";
+
+#endif  // BUILDFLAG(ENABLE_WEBRTC)
+
+const char kWebvrName[] = "WebVR";
+
+const char kWebvrDescription[] =
+    "Enabling this option allows web applications to access experimental"
+    "Virtual Reality APIs.";
+
+const char kWebvrExperimentalRenderingName[] =
+    "WebVR experimental rendering optimizations";
+
+const char kWebvrExperimentalRenderingDescription[] =
+    "Enabling this option activates experimental rendering path"
+    "optimizations for WebVR.";
+
+const char kGamepadExtensionsName[] = "Gamepad Extensions";
+
+const char kGamepadExtensionsDescription[] =
+    "Enabling this option allows web applications to access experimental"
+    "extensions to the Gamepad APIs.";
+
+#if defined(OS_ANDROID)
+
+const char kNewPhotoPickerName[] = "Enable new Photopicker";
+
+const char kNewPhotoPickerDescription[] =
+    "Activates the new picker for selecting photos.";
+
+#endif  // defined(OS_ANDROID)
+
+#if defined(OS_ANDROID)
+
+const char kEnableOskOverscrollName[] = "Enable OSK Overscroll";
+
+const char kEnableOskOverscrollDescription[] =
+    "Enable OSK overscroll support. With this flag on, the OSK will only"
+    "resize the visual viewport.";
+
+#endif  // defined(OS_ANDROID)
+
+const char kQuicName[] = "Experimental QUIC protocol";
+
+const char kQuicDescription[] = "Enable experimental QUIC protocol support.";
+
+const char kSslVersionMaxName[] = "Maximum TLS version enabled.";
+
+const char kSslVersionMaxDescription[] = "Set maximum enabled TLS version.";
+
+const char kSslVersionMaxTls12[] = "TLS 1.2";
+
+const char kSslVersionMaxTls13[] = "TLS 1.3";
+
+const char kEnableTokenBindingName[] = "Token Binding.";
+
+const char kEnableTokenBindingDescription[] = "Enable Token Binding support.";
+
+const char kGestureRequirementForMediaPlaybackName[] =
+    "Gesture requirement for media playback";
+
+const char kGestureRequirementForMediaPlaybackDescription[] =
+    "User gesture requirement for playing media elements. Disabling this"
+    "will allow autoplay to work.";
+
+#if !defined(OS_ANDROID)
+
+const char kCrossOriginMediaPlaybackRequiresUserGestureName[] =
+    "Media playback in cross-origin iframes requires user gesture";
+
+const char kCrossOriginMediaPlaybackRequiresUserGestureDescription[] =
+    "Playing media elements in cross-origin iframes requires user gesture."
+    "Disabling this will allow autoplay in cross-origin iframes to work.";
+
+#endif  // !defined(OS_ANDROID)
+
+const char kPassiveDocumentEventListenersDescription[] =
+    "Forces touchstart, and touchmove event listeners on document level"
+    "targets (which haven't requested otherwise) to be treated as passive.";
+
+const char kPassiveDocumentEventListenersName[] =
+    "Document Level Event Listeners Passive Default";
+
+const char kPassiveEventListenersDueToFlingDescription[] =
+    "Forces touchstart, and first touchmove per scroll event listeners"
+    "during fling to be treated as passive.";
+
+const char kPassiveEventListenersDueToFlingName[] =
+    "Touch Event Listeners Passive Default During Fling";
+
+const char kPassiveEventListenerTrue[] = "True (when unspecified)";
+
+const char kPassiveEventListenerForceAllTrue[] = "Force All True";
+
+const char kPassiveEventListenerDefaultName[] =
+    "Passive Event Listener Override";
+
+const char kPassiveEventListenerDefaultDescription[] =
+    "Forces touchstart, touchmove, mousewheel and wheel event listeners"
+    "(which haven't requested otherwise) to be treated as passive. This"
+    "will break touch/wheel behavior on some websites but is useful for"
+    "demonstrating the potential performance benefits of adopting passive"
+    "event listeners.";
+
+#if defined(OS_ANDROID)
+
+const char kImportantSitesInCbdName[] =
+    "Important sites options in clear browsing data dialog";
+
+const char kImportantSitesInCbdDescription[] =
+    "Include the option to whitelist important sites in the clear browsing"
+    "data dialog.";
+
+#endif  // defined(OS_ANDROID)
+
+#if defined(USE_ASH)
+
+const char kAshShelfColor[] = "Shelf Color in Chrome OS system UI";
+
+const char kAshShelfColorDescription[] =
+    "Specify the Shelf Color scheme in Chrome OS system UI";
+
+const char kAshShelfColorLightVibrant[] = "Light & Vibrant";
+
+const char kAshShelfColorNormalVibrant[] = "Normal & Vibrant";
+
+const char kAshShelfColorDarkVibrant[] = "Dark & Vibrant";
+
+const char kAshShelfColorLightMuted[] = "Light & Muted";
+
+const char kAshShelfColorNormalMuted[] = "Normal & Muted";
+
+const char kAshShelfColorDarkMuted[] = "Dark & Muted";
+
+const char kAshMaximizeModeWindowBackdropName[] =
+    "Window backdrops in TouchView";
+
+const char kAshMaximizeModeWindowBackdropDescription[] =
+    "Show grey window backdrops used in TouchView (maximize mode) behind"
+    "windows which cannot be maximized.";
+
+const char kAshScreenOrientationLockName[] = "Screen Orientation locking";
+
+const char kAshScreenOrientationLockDescription[] =
+    "Allows javascript to lock the screen orienation.";
+
+const char kAshEnableMirroredScreenName[] = "Enable mirrored screen mode.";
+
+const char kAshEnableMirroredScreenDescription[] =
+    "Enable the mirrored screen mode. This mode flips the screen image"
+    "horizontally.";
+
+const char kMaterialDesignInkDropAnimationFast[] = "Fast";
+
+const char kMaterialDesignInkDropAnimationSlow[] = "Slow";
+
+const char kMaterialDesignInkDropAnimationSpeedName[] =
+    "Material Design Ink Drop Animation Speed";
+
+const char kMaterialDesignInkDropAnimationSpeedDescription[] =
+    "Sets the speed of the experimental visual feedback animations for"
+    "material design.";
+
+const char kUiSlowAnimationsName[] = "Slow UI animations";
+
+const char kUiSlowAnimationsDescription[] = "Makes all UI animations slow.";
+
+#endif  // defined(USE_ASH)
+
+const char kJavascriptHarmonyShippingName[] =
+    "Latest stable JavaScript features";
+
+const char kJavascriptHarmonyShippingDescription[] =
+    "Some web pages use legacy or non-standard JavaScript extensions that"
+    "may conflict with the latest JavaScript features. This flag allows"
+    "disabling support of those features for compatibility with such"
+    "pages.";
+
+const char kJavascriptHarmonyName[] = "Experimental JavaScript";
+
+const char kJavascriptHarmonyDescription[] =
+    "Enable web pages to use experimental JavaScript features.";
+
+const char kV8FutureName[] = "Experimental Features in V8 JavaScript execution";
+
+const char kV8FutureDescription[] =
+    "Enable experimental features in V8 for JavaScript execution.";
+
+const char kV8DisableIgnitionTurboName[] =
+    "Disable the new JavaScript Compilation Pipeline";
+
+const char kV8DisableIgnitionTurboDescription[] =
+    "Disable V8's new Ignition interpreter and TurboFan compiler for"
+    "JavaScript execution.";
+
+const char kEnableAsmWasmName[] =
+    "Experimental Validate Asm.js and convert to WebAssembly when valid.";
+
+const char kEnableAsmWasmDescription[] =
+    R"*(Validate Asm.js when "use asm" is present and then convert to)*"
+    R"*(WebAssembly.)*";
+
+const char kEnableSharedArrayBufferName[] =
+    "Experimental enabled SharedArrayBuffer support in JavaScript.";
+
+const char kEnableSharedArrayBufferDescription[] =
+    "Enable SharedArrayBuffer support in JavaScript.";
+
+const char kEnableWasmName[] = "WebAssembly structured cloning support.";
+
+const char kEnableWasmDescription[] =
+    "Enable web pages to use WebAssembly structured cloning.";
+
+#if defined(OS_ANDROID)
+
+const char kMediaDocumentDownloadButtonName[] =
+    "Download button when opening a page with media url.";
+
+const char kMediaDocumentDownloadButtonDescription[] =
+    "Allow a download button to show up when opening a page with media"
+    "url.";
+
+#endif  // defined(OS_ANDROID)
+
+const char kSoftwareRasterizerName[] = "3D software rasterizer";
+
+const char kSoftwareRasterizerDescription[] =
+    "Fall back to a 3D software rasterizer when the GPU cannot be used.";
+
+const char kGpuRasterizationName[] = "GPU rasterization";
+
+const char kGpuRasterizationDescription[] =
+    "Use GPU to rasterize web content. Requires impl-side painting.";
+
+const char kForceGpuRasterization[] = "Force-enabled for all layers";
+
+const char kGpuRasterizationMsaaSampleCountName[] =
+    "GPU rasterization MSAA sample count.";
+
+const char kGpuRasterizationMsaaSampleCountDescription[] =
+    "Specify the number of MSAA samples for GPU rasterization.";
+
+const char kGpuRasterizationMsaaSampleCountZero[] = "0";
+
+const char kGpuRasterizationMsaaSampleCountTwo[] = "2";
+
+const char kGpuRasterizationMsaaSampleCountFour[] = "4";
+
+const char kGpuRasterizationMsaaSampleCountEight[] = "8";
+
+const char kGpuRasterizationMsaaSampleCountSixteen[] = "16";
+
+const char kSlimmingPaintInvalidationName[] = "Slimming paint invalidation.";
+
+const char kSlimmingPaintInvalidationDescription[] =
+    "Whether to enable a new paint invalidation system.";
+
+const char kExperimentalSecurityFeaturesName[] =
+    "Potentially annoying security features";
+
+const char kExperimentalSecurityFeaturesDescription[] =
+    "Enables several security features that will likely break one or more"
+    "pages that you visit on a daily basis. Strict mixed content checking,"
+    "for example. And locking powerful features to secure contexts. This"
+    "flag will probably annoy you.";
+
+const char kExperimentalWebPlatformFeaturesName[] =
+    "Experimental Web Platform features";
+
+const char kExperimentalWebPlatformFeaturesDescription[] =
+    "Enables experimental Web Platform features that are in development.";
+
+const char kExperimentalPointerEventName[] = "Pointer Events";
+
+const char kExperimentalPointerEventDescription[] =
+    "Enables support for the Pointer Events API. This is intended only for"
+    "testing by web developers.";
+
+const char kOriginTrialsName[] = "Origin Trials";
+
+const char kOriginTrialsDescription[] =
+    "Enables origin trials for controlling access to feature/API"
+    "experiments.";
+
+const char kBleAdvertisingInExtensionsName[] = "BLE Advertising in Chrome Apps";
+
+const char kBleAdvertisingInExtensionsDescription[] =
+    "Enables BLE Advertising in Chrome Apps. BLE Advertising might"
+    "interfere with regular use of Bluetooth Low Energy features.";
+
+const char kDevtoolsExperimentsName[] = "Developer Tools experiments";
+
+const char kDevtoolsExperimentsDescription[] =
+    "Enables Developer Tools experiments. Use Settings panel in Developer"
+    "Tools to toggle individual experiments.";
+
+const char kSilentDebuggerExtensionApiName[] = "Silent Debugging";
+
+const char kSilentDebuggerExtensionApiDescription[] =
+    "Do not show the infobar when an extension attaches to a page via"
+    "chrome.debugger API. This is required to debug extension background"
+    "pages.";
+
+const char kShowTouchHudName[] = "Show HUD for touch points";
+
+const char kShowTouchHudDescription[] =
+    "Enables a heads-up display at the top-left corner of the screen that"
+    "lists information about the touch-points on the screen.";
+
+const char kPreferHtmlOverPluginsName[] = "Prefer HTML over Flash";
+
+const char kPreferHtmlOverPluginsDescription[] =
+    "Prefer HTML content by hiding Flash from the list of plugins.";
+
+const char kAllowNaclSocketApiName[] = "NaCl Socket API.";
+
+const char kAllowNaclSocketApiDescription[] =
+    "Allows applications to use NaCl Socket API. Use only to test NaCl"
+    "plugins.";
+
+const char kRunAllFlashInAllowModeName[] =
+    R"*(Run all Flash content when Flash setting is set to "allow")*";
+
+const char kRunAllFlashInAllowModeDescription[] =
+    R"*(For sites that have been set to "allow" Flash content, run all)*"
+    R"*(content including any that has been deemed unimportant.)*";
+
+const char kPinchScaleName[] = "Pinch scale";
+
+const char kPinchScaleDescription[] =
+    "Enables experimental support for scale using pinch.";
+
+const char kCredentialManagerApiName[] = "Experimental Credential Manager API";
+
+const char kCredentialManagerApiDescription[] =
+    "Enables an experimental implementation of the Credential Manager API."
+    "Don't enable this unless you know what you're doing.";
+
+const char kReducedReferrerGranularityName[] =
+    "Reduce default 'referer' header granularity.";
+
+const char kReducedReferrerGranularityDescription[] =
+    "If a page hasn't set an explicit referrer policy, setting this flag"
+    "will reduce the amount of information in the 'referer' header for"
+    "cross-origin requests.";
+
+#if defined(OS_CHROMEOS)
+
+const char kUseMashName[] = "Mojo UI Service (mus).";
+
+const char kUseMashDescription[] = "Enable mus, mash etc.";
+
+const char kAllowTouchpadThreeFingerClickName[] = "Touchpad three-finger-click";
+
+const char kAllowTouchpadThreeFingerClickDescription[] =
+    "Enables touchpad three-finger-click as middle button.";
+
+const char kAshEnableUnifiedDesktopName[] = "Unified desktop mode";
+
+const char kAshEnableUnifiedDesktopDescription[] =
+    "Enable unified desktop mode which allows a window to span multiple"
+    "displays.";
+
+const char kBootAnimation[] = "Boot animation";
+
+const char kBootAnimationDescription[] =
+    "Wallpaper boot animation (except for OOBE case).";
+
+#endif  // defined(OS_CHROMEOS)
+
+const char kAcceleratedVideoDecodeName[] = "Hardware-accelerated video decode";
+
+const char kAcceleratedVideoDecodeDescription[] =
+    "Hardware-accelerated video decode where available.";
+
+const char kCloudImport[] = "Cloud Import";
+
+const char kCloudImportDescription[] = "Allows the cloud-import feature.";
+
+const char kRequestTabletSiteName[] =
+    "Request tablet site option in the settings menu";
+
+const char kRequestTabletSiteDescription[] =
+    "Allows the user to request tablet site. Web content is often optimized"
+    "for tablet devices. When this option is selected the user agent string"
+    "is changed to indicate a tablet device. Web content optimized for"
+    "tablets is received there after for the current tab.";
+
+const char kDebugPackedAppName[] = "Debugging for packed apps";
+
+const char kDebugPackedAppDescription[] =
+    "Enables debugging context menu options such as Inspect Element for"
+    "packed applications.";
+
+const char kDropSyncCredentialName[] =
+    "Drop sync credentials from password manager";
+
+const char kDropSyncCredentialDescription[] =
+    "The password manager will not offer to save the credential used to"
+    "sync.";
+
+const char kPasswordGenerationName[] = "Password generation";
+
+const char kPasswordGenerationDescription[] =
+    "Allow the user to have Chrome generate passwords when it detects"
+    "account creation pages.";
+
+const char kPasswordForceSavingName[] = "Force-saving of passwords";
+
+const char kPasswordForceSavingDescription[] =
+    "Allow the user to manually enforce password saving instead of relying"
+    "on password manager's heuristics.";
+
+const char kManualPasswordGenerationName[] = "Manual password generation.";
+
+const char kManualPasswordGenerationDescription[] =
+    "Show a 'Generate Password' option on the context menu for all password"
+    "fields.";
+
+const char kShowAutofillSignatures[] = "Show autofill signatures.";
+
+const char kShowAutofillSignaturesDescription[] =
+    "Annotates web forms with Autofill signatures as HTML attributes.";
+
+const char kSuggestionsWithSubStringMatchName[] =
+    "Substring matching for Autofill suggestions";
+
+const char kSuggestionsWithSubStringMatchDescription[] =
+    "Match Autofill suggestions based on substrings (token prefixes) rather"
+    "than just prefixes.";
+
+const char kAffiliationBasedMatchingName[] =
+    "Affiliation based matching in password manager";
+
+const char kAffiliationBasedMatchingDescription[] =
+    "Allow credentials stored for Android applications to be filled into"
+    "corresponding websites.";
+
+const char kProtectSyncCredentialName[] = "Autofill sync credential";
+
+const char kProtectSyncCredentialDescription[] =
+    "How the password manager handles autofill for the sync credential.";
+
+const char kPasswordImportExportName[] = "Password import and export";
+
+const char kPasswordImportExportDescription[] =
+    "Import and Export functionality in password settings.";
+
+const char kProtectSyncCredentialOnReauthName[] =
+    "Autofill sync credential only for transactional reauth pages";
+
+const char kProtectSyncCredentialOnReauthDescription[] =
+    "How the password manager handles autofill for the sync credential only"
+    "for transactional reauth pages.";
+
+const char kIconNtpName[] = "Large icons on the New Tab page";
+
+const char kIconNtpDescription[] =
+    "Enable the experimental New Tab page using large icons.";
+
+const char kPushApiBackgroundModeName[] = "Enable Push API background mode";
+
+const char kPushApiBackgroundModeDescription[] =
+    "Enable background mode for the Push API. This allows Chrome to"
+    "continue running after the last window is closed, and to launch at OS"
+    "startup, if the Push API needs it.";
+
+const char kEnableNavigationTracing[] = "Enable navigation tracing";
+
+const char kEnableNavigationTracingDescription[] =
+    "This is to be used in conjunction with the trace-upload-url flag."
+    "WARNING: When enabled, Chrome will record performance data for every"
+    "navigation and upload it to the URL specified by the trace-upload-url"
+    "flag. The trace may include personally identifiable information (PII)"
+    "such as the titles and URLs of websites you visit.";
+
+const char kTraceUploadUrl[] = "Trace label for navigation tracing";
+
+const char kTraceUploadUrlDescription[] =
+    "This is to be used in conjunction with the enable-navigation-tracing"
+    "flag. Please select the label that best describes the recorded traces."
+    "This will choose the destination the traces are uploaded to. If you"
+    "are not sure, select other. If left empty, no traces will be"
+    "uploaded.";
+
+const char kDisableAudioForDesktopShare[] = "Disable Audio For Desktop Share";
+
+const char kDisableAudioForDesktopShareDescription[] =
+    "With this flag on, desktop share picker window will not let the user"
+    "choose whether to share audio.";
+
+const char kDisableTabForDesktopShare[] =
+    "Disable Desktop Share with tab source";
+
+const char kDisableTabForDesktopShareDescription[] =
+    "This flag controls whether users can choose a tab for desktop share.";
+
+const char kTraceUploadUrlChoiceOther[] = "Other";
+
+const char kTraceUploadUrlChoiceEmloading[] = "emloading";
+
+const char kTraceUploadUrlChoiceQa[] = "QA";
+
+const char kTraceUploadUrlChoiceTesting[] = "Testing";
+
+const char kSupervisedUserManagedBookmarksFolderName[] =
+    "Managed bookmarks for supervised users";
+
+const char kSupervisedUserManagedBookmarksFolderDescription[] =
+    "Enable the managed bookmarks folder for supervised users.";
+
+const char kSyncAppListName[] = "App Launcher sync";
+
+const char kSyncAppListDescription[] =
+    "Enable App Launcher sync. This also enables Folders where available"
+    "(non OSX).";
+
+const char kDriveSearchInChromeLauncher[] =
+    "Drive Search in Chrome App Launcher";
+
+const char kDriveSearchInChromeLauncherDescription[] =
+    "Files from Drive will show up when searching the Chrome App Launcher.";
+
+const char kV8CacheOptionsName[] = "V8 caching mode.";
+
+const char kV8CacheOptionsDescription[] =
+    "Caching mode for the V8 JavaScript engine.";
+
+const char kV8CacheOptionsParse[] = "Cache V8 parser data.";
+
+const char kV8CacheOptionsCode[] = "Cache V8 compiler data.";
+
+const char kV8CacheStrategiesForCacheStorageName[] =
+    "V8 caching strategy for CacheStorage.";
+
+const char kV8CacheStrategiesForCacheStorageDescription[] =
+    "Caching strategy of scripts in CacheStorage for the V8 JavaScript"
+    "engine.";
+
+const char kV8CacheStrategiesForCacheStorageNormal[] = "Normal";
+
+const char kV8CacheStrategiesForCacheStorageAggressive[] = "Aggressive";
+
+const char kSpeculativeLaunchServiceWorkerName[] =
+    "Speculative launch of service workers.";
+
+const char kSpeculativeLaunchServiceWorkerDescription[] =
+    "Speculatively launch service workers using touch and mouse events.";
+
+const char kMemoryCoordinatorName[] = "Memory coordinator";
+
+const char kMemoryCoordinatorDescription[] =
+    "Enable memory coordinator instead of memory pressure listeners.";
+
+const char kServiceWorkerNavigationPreloadName[] =
+    "Service worker navigation preload.";
+
+const char kServiceWorkerNavigationPreloadDescription[] =
+    "Enable web pages to use the experimental service worker navigation"
+    "preload API.";
+
+#if defined(OS_ANDROID)
+
+const char kUploadCrashReportsUsingJobSchedulerName[] =
+    "Upload crash reports using JobScheduler API.";
+
+const char kUploadCrashReportsUsingJobSchedulerDescription[] =
+    "Use the JobScheduler API to upload crash reports. This does not affect"
+    "whether or not crash reports will be uploaded. Rather, *if* a crash"
+    "report is going to be uploaded, this flag affects *how* it is"
+    "uploaded.";
+
+#endif  // defined(OS_ANDROID)
+
+//  Data Reduction Proxy
+
+const char kDataReductionProxyLoFiName[] = "Data Saver Lo-Fi mode";
+
+const char kDataReductionProxyLoFiDescription[] =
+    "Forces Data Saver Lo-Fi mode to be always enabled, enabled only on"
+    "cellular connections, or disabled. Data Saver must be enabled for"
+    "Lo-Fi mode to be used.";
+
+const char kDataReductionProxyLoFiAlwaysOn[] = "Always on";
+
+const char kDataReductionProxyLoFiCellularOnly[] = "Cellular only";
+
+const char kDataReductionProxyLoFiDisabled[] = "Disable";
+
+const char kDataReductionProxyLoFiSlowConnectionsOnly[] =
+    "Slow connections only";
+
+const char kEnableDataReductionProxyLitePageName[] =
+    "Lite pages for Data Saver Lo-Fi mode";
+
+const char kEnableDataReductionProxyLitePageDescription[] =
+    "Enable lite pages in Data Saver Lo-Fi mode. Previews of pages will be"
+    "shown instead of image placeholders when Lo-Fi is on. Data Saver and"
+    "Lo-Fi must be enabled for lite pages to be shown.";
+
+const char kDataReductionProxyCarrierTestName[] =
+    "Enable a carrier-specific Data Reduction Proxy for testing.";
+
+const char kDataReductionProxyCarrierTestDescription[] =
+    "Use a carrier-specific Data Reduction Proxy for testing.";
+
+const char kEnableDataReductionProxySavingsPromoName[] =
+    "Data Saver 1 MB Savings Promo";
+
+const char kEnableDataReductionProxySavingsPromoDescription[] =
+    "Enable a Data Saver promo for 1 MB of savings. If Data Saver has"
+    "already saved 1 MB of data, then the promo will not be shown. Data"
+    "Saver must be enabled for the promo to be shown.";
+
+const char kLcdTextName[] = "LCD text antialiasing";
+
+const char kLcdTextDescription[] =
+    "If disabled, text is rendered with grayscale antialiasing instead of"
+    "LCD (subpixel) when doing accelerated compositing.";
+
+const char kDistanceFieldTextName[] = "Distance field text";
+
+const char kDistanceFieldTextDescription[] =
+    "Text is rendered with signed distance fields rather than bitmap alpha"
+    "masks.";
+
+const char kZeroCopyName[] = "Zero-copy rasterizer";
+
+const char kZeroCopyDescription[] =
+    "Raster threads write directly to GPU memory associated with tiles.";
+
+const char kHideInactiveStackedTabCloseButtonsName[] =
+    "Hiding close buttons on inactive tabs when stacked";
+
+const char kHideInactiveStackedTabCloseButtonsDescription[] =
+    "Hides the close buttons of inactive tabs when the tabstrip is in"
+    "stacked mode.";
+
+const char kDefaultTileWidthName[] = "Default tile width";
+
+const char kDefaultTileWidthDescription[] = "Specify the default tile width.";
+
+const char kDefaultTileWidthShort[] = "128";
+
+const char kDefaultTileWidthTall[] = "256";
+
+const char kDefaultTileWidthGrande[] = "512";
+
+const char kDefaultTileWidthVenti[] = "1024";
+
+const char kDefaultTileHeightName[] = "Default tile height";
+
+const char kDefaultTileHeightDescription[] = "Specify the default tile height.";
+
+const char kDefaultTileHeightShort[] = "128";
+
+const char kDefaultTileHeightTall[] = "256";
+
+const char kDefaultTileHeightGrande[] = "512";
+
+const char kDefaultTileHeightVenti[] = "1024";
+
+const char kNumRasterThreadsName[] = "Number of raster threads";
+
+const char kNumRasterThreadsDescription[] =
+    "Specify the number of raster threads.";
+
+const char kNumRasterThreadsOne[] = "1";
+
+const char kNumRasterThreadsTwo[] = "2";
+
+const char kNumRasterThreadsThree[] = "3";
+
+const char kNumRasterThreadsFour[] = "4";
+
+const char kResetAppListInstallStateName[] =
+    "Reset the App Launcher install state on every restart.";
+
+const char kResetAppListInstallStateDescription[] =
+    "Reset the App Launcher install state on every restart. While this flag"
+    "is set, Chrome will forget the launcher has been installed each time"
+    "it starts. This is used for testing the App Launcher install flow.";
+
+#if defined(OS_CHROMEOS)
+
+const char kFirstRunUiTransitionsName[] =
+    "Animated transitions in the first-run tutorial";
+
+const char kFirstRunUiTransitionsDescription[] =
+    "Transitions during first-run tutorial are animated.";
+
+#endif  // defined(OS_CHROMEOS)
+
+const char kNewBookmarkAppsName[] = "The new bookmark app system";
+
+const char kNewBookmarkAppsDescription[] =
+    "Enables the new system for creating bookmark apps.";
+
+#if defined(OS_MACOSX)
+
+const char kHostedAppsInWindowsName[] =
+    "Allow hosted apps to be opened in windows";
+
+const char kHostedAppsInWindowsDescription[] =
+    "Allows hosted apps to be opened in windows instead of being limited to"
+    "tabs.";
+
+const char kTabDetachingInFullscreenName[] =
+    "Allow tab detaching in fullscreen";
+
+const char kTabDetachingInFullscreenDescription[] =
+    "Allow tabs to detach from the tabstrip when in fullscreen mode on"
+    "Mac.";
+
+const char kFullscreenToolbarRevealName[] =
+    "Enables the toolbar in fullscreen to reveal itself.";
+
+const char kFullscreenToolbarRevealDescription[] =
+    "Reveal the toolbar in fullscreen for a short period when the tab strip"
+    "has changed.";
+
+const char kTabStripKeyboardFocusName[] = "Tab Strip Keyboard Focus";
+
+const char kTabStripKeyboardFocusDescription[] =
+    "Enable keyboard focus for the tabs in the tab strip.";
+
+#endif  // defined(OS_MACOSX)
+
+const char kHostedAppShimCreationName[] =
+    "Creation of app shims for hosted apps on Mac";
+
+const char kHostedAppShimCreationDescription[] =
+    "Create app shims on Mac when creating a hosted app.";
+
+const char kHostedAppQuitNotificationName[] =
+    "Quit notification for hosted apps";
+
+const char kHostedAppQuitNotificationDescription[] =
+    "Display a notification when quitting Chrome if hosted apps are"
+    "currently running.";
+
+#if defined(OS_ANDROID)
+
+const char kPullToRefreshEffectName[] = "The pull-to-refresh effect";
+
+const char kPullToRefreshEffectDescription[] =
+    "Page reloads triggered by vertically overscrolling content.";
+
+#endif  // defined(OS_ANDROID)
+
+#if defined(OS_MACOSX)
+
+const char kTranslateNewUxName[] = "New Translate UX";
+
+const char kTranslateNewUxDescription[] =
+    "Enable the new Translate bubble UX is offered instead of the infobar.";
+
+#endif  // defined(OS_MACOSX)
+
+const char kTranslate2016q2UiName[] = "Translate 2016Q2 UI";
+
+const char kTranslate2016q2UiDescription[] =
+    "Improved triggering logic and look for Translate Bubble UI";
+
+const char kTranslateLanguageByUlpName[] = "Translate Language by ULP";
+
+const char kTranslateLanguageByUlpDescription[] =
+    "Improved translate target language and triggering logic by considering"
+    "information from User Language Profile (ULP).";
+
+const char kViewsRectBasedTargetingName[] = "Rect-based targeting in views";
+
+const char kViewsRectBasedTargetingDescription[] =
+    "Rect-based targeting uses a heuristic to determine the most probable"
+    "target of a gesture, where the touch region is represented by a"
+    "rectangle.";
+
+const char kPermissionActionReportingName[] = "Permission Action Reporting";
+
+const char kPermissionActionReportingDescription[] =
+    "Enables permission action reporting to Safe Browsing servers for opted"
+    "in users.";
+
+const char kPermissionsBlacklistName[] = "Permissions Blacklist";
+
+const char kPermissionsBlacklistDescription[] =
+    "Enables the Permissions Blacklist, which blocks permissions for"
+    "blacklisted sites for Safe Browsing users.";
+
+const char kThreadedScrollingName[] = "Threaded scrolling";
+
+const char kThreadedScrollingDescription[] =
+    "Threaded handling of scroll-related input events. Disabling this will"
+    "force all such scroll events to be handled on the main thread. Note"
+    "that this can dramatically hurt scrolling performance of most websites"
+    "and is intended for testing purposes only.";
+
+const char kHarfbuzzRendertextName[] = "HarfBuzz for UI text";
+
+const char kHarfbuzzRendertextDescription[] =
+    "Enable cross-platform HarfBuzz layout engine for UI text. Doesn't"
+    "affect web content.";
+
+const char kEmbeddedExtensionOptionsName[] = "Embedded extension options";
+
+const char kEmbeddedExtensionOptionsDescription[] =
+    "Display extension options as an embedded element in"
+    "chrome://extensions rather than opening a new tab.";
+
+const char kTabAudioMutingName[] = "Tab audio muting UI control";
+
+const char kTabAudioMutingDescription[] =
+    "When enabled, the audio indicators in the tab strip double as tab"
+    "audio mute controls. This also adds commands in the tab context menu"
+    "for quickly muting multiple selected tabs.";
+
+const char kEasyUnlockBluetoothLowEnergyDiscoveryName[] =
+    "Smart Lock Bluetooth Low Energy Discovery";
+
+const char kEasyUnlockBluetoothLowEnergyDiscoveryDescription[] =
+    "Enables a Smart Lock setting that allows Chromebook to discover phones"
+    "over Bluetooth Low Energy in order to unlock the Chromebook when the"
+    "phone is in its proximity.";
+
+const char kEasyUnlockProximityDetectionName[] =
+    "Smart Lock proximity detection";
+
+const char kEasyUnlockProximityDetectionDescription[] =
+    "Enables a Smart Lock setting that restricts unlocking to only work"
+    "when your phone is very close to (roughly, within an arm's length of)"
+    "the Chrome device.";
+
+const char kWifiCredentialSyncName[] = "WiFi credential sync";
+
+const char kWifiCredentialSyncDescription[] =
+    "Enables synchronizing WiFi network settings across devices. When"
+    "enabled, the WiFi credential datatype is registered with Chrome Sync,"
+    "and WiFi credentials are synchronized subject to user preferences."
+    "(See also, chrome://settings/syncSetup.)";
+
+const char kSyncSandboxName[] = "Use Chrome Sync sandbox";
+
+const char kSyncSandboxDescription[] =
+    "Connects to the testing server for Chrome Sync.";
+
+const char kDatasaverPromptName[] = "Cellular Data Saver Prompt";
+
+const char kDatasaverPromptDescription[] =
+    "Enables a prompt, which appears when a cellular network connection is"
+    "detected, to take the user to the Data Saver extension page on Chrome"
+    "Web Store.";
+
+const char kDatasaverPromptDemoMode[] = "Demo mode";
+
+const char kDisableUnifiedMediaPipelineDescription[] =
+    "Disables the unified (Android and desktop) media pipeline on Android.";
+
+const char kTrySupportedChannelLayoutsName[] =
+    "Causes audio output streams to check if channel layouts other than the"
+    "default hardware layout are available.";
+
+const char kTrySupportedChannelLayoutsDescription[] =
+    "Causes audio output streams to check if channel layouts other than the"
+    "default hardware layout are available. Turning this on will allow the"
+    "OS to do stereo to surround expansion if supported. May expose third"
+    "party driver bugs, use with caution.";
+
+#if defined(OS_MACOSX)
+
+const char kAppInfoDialogName[] = "Toolkit-Views App Info Dialog.";
+
+const char kAppInfoDialogDescription[] =
+    "Makes the Toolkit-Views based App Info dialog accessible from"
+    "chrome://apps or chrome://extensions in place of the native extension"
+    "permissions dialog, or the details link (which is a link to the Web"
+    "Store).";
+
+const char kMacViewsNativeAppWindowsName[] = "Toolkit-Views App Windows.";
+
+const char kMacViewsNativeAppWindowsDescription[] =
+    "Controls whether to use Toolkit-Views based Chrome App windows.";
+
+const char kMacViewsTaskManagerName[] = "Toolkit-Views Task Manager.";
+
+const char kMacViewsTaskManagerDescription[] =
+    "Controls whether to use the Toolkit-Views based Task Manager.";
+
+const char kAppWindowCyclingName[] = "Custom Window Cycling for Chrome Apps.";
+
+const char kAppWindowCyclingDescription[] =
+    "Changes the behavior of Cmd+` when a Chrome App becomes active. When"
+    "enabled, Chrome Apps will not be cycled when Cmd+` is pressed from a"
+    "browser window, and browser windows will not be cycled when a Chrome"
+    "App is active.";
+
+#endif  // defined(OS_MACOSX)
+
+#if defined(OS_CHROMEOS)
+
+const char kAcceleratedMjpegDecodeName[] =
+    "Hardware-accelerated mjpeg decode for captured frame";
+
+const char kAcceleratedMjpegDecodeDescription[] =
+    "Enable hardware-accelerated mjpeg decode for captured frame where"
+    "available.";
+
+#endif  // defined(OS_CHROMEOS)
+
+const char kSimplifiedFullscreenUiName[] =
+    "Simplified full screen / mouse lock UI.";
+
+const char kSimplifiedFullscreenUiDescription[] =
+    "A simplified new user experience when entering page-triggered full"
+    "screen or mouse pointer lock states.";
+
+const char kExperimentalKeyboardLockUiName[] = "Experimental keyboard lock UI.";
+
+const char kExperimentalKeyboardLockUiDescription[] =
+    "An experimental full screen with keyboard lock mode requiring users to"
+    "hold Esc to exit.";
+
+#if defined(OS_ANDROID)
+
+const char kProgressBarAnimationName[] =
+    "Android phone page loading progress bar animation";
+
+const char kProgressBarAnimationDescription[] =
+    "Configures Android phone page loading progress bar animation.";
+
+const char kProgressBarAnimationLinear[] = "Linear";
+
+const char kProgressBarAnimationSmooth[] = "Smooth";
+
+const char kProgressBarAnimationSmoothIndeterminate[] = "Smooth indeterminate";
+
+const char kProgressBarAnimationFastStart[] = "Fast start";
+
+const char kProgressBarCompletionName[] =
+    "Android phone page load progress bar completion time.";
+
+const char kProgressBarCompletionDescription[] =
+    "Configures Android phone page loading progress bar completion time.";
+
+const char kProgressBarCompletionLoadEvent[] =
+    R"*(Top loading frame's onload event ("everything" is done in the)*"
+    R"*(page, historical behavior).)*";
+
+const char kProgressBarCompletionResourcesBeforeDcl[] =
+    "Main frame's domContentLoaded and all resources loads started before"
+    "domContentLoaded (iframes ignored).";
+
+const char kProgressBarCompletionDomContentLoaded[] =
+    "Main frame's domContentLoaded (iframes ignored).";
+
+const char kProgressBarCompletionResourcesBeforeDclAndSameOriginIframes[] =
+    "domContentLoaded and all resources loads started before"
+    "domContentLoaded (main frame and same origin iframes).";
+
+#endif  // defined(OS_ANDROID)
+
+const char kDisallowDocWrittenScriptsUiName[] =
+    "Block scripts loaded via document.write";
+
+const char kDisallowDocWrittenScriptsUiDescription[] =
+    "Disallows fetches for third-party parser-blocking scripts inserted"
+    "into the main frame via document.write.";
+
+#if defined(OS_WIN)
+
+const char kEnableAppcontainerName[] = "Enable AppContainer Lockdown.";
+
+const char kEnableAppcontainerDescription[] =
+    "Enables the use of an AppContainer on sandboxed processes to improve"
+    "security.";
+
+#endif  // defined(OS_WIN)
+
+#if defined(TOOLKIT_VIEWS) || defined(OS_ANDROID)
+
+const char kAutofillCreditCardUploadName[] =
+    "Enable offering upload of Autofilled credit cards";
+
+const char kAutofillCreditCardUploadDescription[] =
+    "Enables a new option to upload credit cards to Google Payments for"
+    "sync to all Chrome devices.";
+
+#endif  // defined(TOOLKIT_VIEWS) || defined(OS_ANDROID)
+
+const char kForceUiDirectionName[] = "Force UI direction";
+
+const char kForceUiDirectionDescription[] =
+    "Explicitly force the UI to left-to-right (LTR) or right-to-left (RTL)"
+    "mode, overriding the default direction of the UI language.";
+
+const char kForceUiDirectionLtr[] = "Left-to-right";
+
+const char kForceUiDirectionRtl[] = "Right-to-left";
+
+#if defined(OS_WIN) || defined(OS_LINUX)
+
+const char kEnableInputImeApiName[] = "Enable Input IME API";
+
+const char kEnableInputImeApiDescription[] =
+    "Enable the use of chrome.input.ime API.";
+
+#endif  // defined(OS_WIN) || defined(OS_LINUX)
+
+const char kEnableGroupedHistoryName[] = "Group history by domain";
+
+const char kEnableGroupedHistoryDescription[] =
+    "Group history by website domain (i.e. google.com) on"
+    "chrome://history.";
+
+const char kSecurityChipDefault[] = "Default";
+
+const char kSecurityChipShowNonsecureOnly[] = "Show non-secure only";
+
+const char kSecurityChipShowAll[] = "Show all";
+
+const char kSecurityChipAnimationDefault[] = "Default";
+
+const char kSecurityChipAnimationNone[] = "No animation";
+
+const char kSecurityChipAnimationNonsecureOnly[] = "Animate non-secure only";
+
+const char kSecurityChipAnimationAll[] = "Animate all";
+
+const char kSaveasMenuLabelExperimentName[] =
+    "Switch 'Save as' menu labels to 'Download'";
+
+const char kSaveasMenuLabelExperimentDescription[] =
+    "Enables an experiment to switch menu labels that use 'Save as...' to"
+    "'Download'.";
+
+const char kEnableEnumeratingAudioDevicesName[] =
+    "Experimentally enable enumerating audio devices.";
+
+const char kEnableEnumeratingAudioDevicesDescription[] =
+    "Experimentally enable the use of enumerating audio devices.";
+
+const char kNewUsbBackendName[] = "Enable new USB backend";
+
+const char kNewUsbBackendDescription[] =
+    "Enables the new experimental USB backend for Windows.";
+
+const char kNewOmniboxAnswerTypesName[] =
+    "New omnibox answers in suggest types";
+
+const char kNewOmniboxAnswerTypesDescription[] =
+    "Enables new types of answers in the omnibox suggest drop-down:"
+    "currency conversions, dictionary definitions, sports scores,"
+    "translations, and when is.";
+
+const char kEnableZeroSuggestRedirectToChromeName[] =
+    "Experimental contextual omnibox suggestion";
+
+const char kEnableZeroSuggestRedirectToChromeDescription[] =
+    "Change omnibox contextual suggestions to an experimental source. Note"
+    "that this is not an on/off switch for contextual omnibox and it only"
+    "applies to suggestions provided before the user starts typing a URL or"
+    "a search query (i.e. zero suggest).";
+
+const char kFillOnAccountSelectName[] = "Fill passwords on account selection";
+
+const char kFillOnAccountSelectDescription[] =
+    "Filling of passwords when an account is explicitly selected by the"
+    "user rather than autofilling credentials on page load.";
+
+const char kEnableClearBrowsingDataCountersName[] =
+    "Enable Clear browsing data counters.";
+
+const char kEnableClearBrowsingDataCountersDescription[] =
+    "Shows data volume counters in the Clear browsing data dialog.";
+
+#if defined(OS_ANDROID)
+
+const char kTabsInCbdName[] = "Enable tabs for the Clear Browsing Data dialog.";
+
+const char kTabsInCbdDescription[] =
+    "Enables a basic and an advanced tab for the Clear Browsing Data"
+    "dialog.";
+
+#endif  // defined(OS_ANDROID)
+
+const char kNotificationsNativeFlag[] = "Enable native notifications.";
+
+const char kNotificationsNativeFlagDescription[] =
+    "Enable support for using the native notification toasts and"
+    "notification center on platforms where these are available.";
+
+#if defined(OS_ANDROID)
+
+const char kEnableAndroidSpellcheckerDescription[] =
+    "Enables use of the Android spellchecker.";
+
+const char kEnableAndroidSpellcheckerName[] = "Enable spell checking";
+
+#endif  // defined(OS_ANDROID)
+
+const char kEnableWebNotificationCustomLayoutsName[] =
+    "Enable custom layouts for Web Notifications.";
+
+const char kEnableWebNotificationCustomLayoutsDescription[] =
+    "Enable custom layouts for Web Notifications. They will have subtle"
+    "layout improvements that are otherwise not possible.";
+
+const char kAccountConsistencyName[] =
+    "Identity consistency between browser and cookie jar";
+
+const char kAccountConsistencyDescription[] =
+    "When enabled, the browser manages signing in and out of Google"
+    "accounts.";
+
+const char kEnablePasswordSeparatedSigninFlowName[] =
+    "Enable new gaia password-separated sign in flow";
+
+const char kEnablePasswordSeparatedSigninFlowDescription[] =
+    "When enabled, signing in to the browser will use a new gaia"
+    "password-separated sign in flow.";
+
+const char kGoogleProfileInfoName[] = "Google profile name and icon";
+
+const char kGoogleProfileInfoDescription[] =
+    "Enables using Google information to populate the profile name and icon"
+    "in the avatar menu.";
+
+const char kOfferStoreUnmaskedWalletCards[] =
+    "Google Payments card saving checkbox";
+
+const char kOfferStoreUnmaskedWalletCardsDescription[] =
+    "Show the checkbox to offer local saving of a credit card downloaded"
+    "from the server.";
+
+const char kOfflineAutoReloadName[] = "Offline Auto-Reload Mode";
+
+const char kOfflineAutoReloadDescription[] =
+    "Pages that fail to load while the browser is offline will be"
+    "auto-reloaded when the browser is online again.";
+
+const char kOfflineAutoReloadVisibleOnlyName[] =
+    "Only Auto-Reload Visible Tabs";
+
+const char kOfflineAutoReloadVisibleOnlyDescription[] =
+    "Pages that fail to load while the browser is offline will only be"
+    "auto-reloaded if their tab is visible.";
+
+const char kShowSavedCopyName[] = "Show Saved Copy Button";
+
+const char kShowSavedCopyDescription[] =
+    "When a page fails to load, if a stale copy of the page exists in the"
+    "browser cache, a button will be presented to allow the user to load"
+    "that stale copy. The primary enabling choice puts the button in the"
+    "most salient position on the error page; the secondary enabling choice"
+    "puts it secondary to the reload button.";
+
+const char kEnableShowSavedCopyPrimary[] = "Enable: Primary";
+
+const char kEnableShowSavedCopySecondary[] = "Enable: Secondary";
+
+const char kDisableShowSavedCopy[] = "Disable";
+
+#if defined(OS_CHROMEOS)
+
+const char kSmartVirtualKeyboardName[] =
+    "Smart Deployment of the Virtual Keyboard";
+
+const char kSmartVirtualKeyboardDescription[] =
+    "Enable/Disable smart deployment of the virtual keyboard.";
+
+const char kVirtualKeyboardName[] = "Virtual Keyboard";
+
+const char kVirtualKeyboardDescription[] = "Enable virtual keyboard support.";
+
+const char kVirtualKeyboardOverscrollName[] = "Virtual Keyboard Overscroll";
+
+const char kVirtualKeyboardOverscrollDescription[] =
+    "Enables virtual keyboard overscroll support.";
+
+const char kInputViewName[] = "Input views";
+
+const char kInputViewDescription[] =
+    "Enable IME extensions to supply custom views for user input such as"
+    "virtual keyboards.";
+
+const char kNewKoreanImeName[] = "New Korean IME";
+
+const char kNewKoreanImeDescription[] =
+    "New Korean IME, which is based on Google Input Tools' HMM engine.";
+
+const char kPhysicalKeyboardAutocorrectName[] = "Physical keyboard autocorrect";
+
+const char kPhysicalKeyboardAutocorrectDescription[] =
+    "Enable physical keyboard autocorrect for US keyboard, which can"
+    "provide suggestions as typing on physical keyboard.";
+
+const char kVoiceInputName[] = "Voice input on virtual keyboard";
+
+const char kVoiceInputDescription[] =
+    "Enables voice input on virtual keyboard.";
+
+const char kExperimentalInputViewFeaturesName[] =
+    "Experimental input view features";
+
+const char kExperimentalInputViewFeaturesDescription[] =
+    "Enable experimental features for IME input views.";
+
+const char kFloatingVirtualKeyboardName[] = "Floating virtual keyboard.";
+
+const char kFloatingVirtualKeyboardDescription[] =
+    "Enable/Disable floating virtual keyboard.";
+
+const char kGestureTypingName[] = "Gesture typing for the virtual keyboard.";
+
+const char kGestureTypingDescription[] =
+    "Enable/Disable gesture typing option in the settings page for the"
+    "virtual keyboard.";
+
+const char kGestureEditingName[] = "Gesture editing for the virtual keyboard.";
+
+const char kGestureEditingDescription[] =
+    "Enable/Disable gesture editing option in the settings page for the"
+    "virtual keyboard.";
+
+const char kCaptivePortalBypassProxyName[] =
+    "Bypass proxy for Captive Portal Authorization";
+
+const char kCaptivePortalBypassProxyDescription[] =
+    "If proxy is configured, it usually prevents from authorization on"
+    "different captive portals. This enables opening captive portal"
+    "authorization dialog in a separate window, which ignores proxy"
+    "settings.";
+
+const char kTouchscreenCalibrationName[] =
+    "Enable/disable touchscreen calibration option in material design"
+    "settings";
+
+const char kTouchscreenCalibrationDescription[] =
+    "If enabled, the user can calibrate the touch screen displays in"
+    "chrome://md-settings/display.";
+
+#endif  // defined(OS_CHROMEOS)
+
+//  Strings for controlling credit card assist feature in about:flags.
+
+const char kCreditCardAssistName[] = "Credit Card Assisted Filling";
+
+const char kCreditCardAssistDescription[] =
+    "Enable assisted credit card filling on certain sites.";
+
+//  Strings for controlling credit card scanning feature in about:flags.
+
+//  Simple Cache Backend experiment.
+
+const char kSimpleCacheBackendName[] = "Simple Cache for HTTP";
+
+const char kSimpleCacheBackendDescription[] =
+    "The Simple Cache for HTTP is a new cache. It relies on the filesystem"
+    "for disk space allocation.";
+
+//  Spelling feedback field trial.
+
+const char kSpellingFeedbackFieldTrialName[] = "Spelling Feedback Field Trial";
+
+const char kSpellingFeedbackFieldTrialDescription[] =
+    "Enable the field trial for sending user feedback to spelling service.";
+
+//  Web MIDI API.
+
+const char kWebMidiName[] = "Web MIDI API";
+
+const char kWebMidiDescription[] = "Enable Web MIDI API experimental support.";
+
+//  Site per process mode
+
+const char kSitePerProcessName[] = "Out of process iframes";
+
+const char kSitePerProcessDescription[] =
+    "Highly experimental support for rendering cross-site iframes in"
+    "separate processes. In this mode, documents will share a renderer"
+    "process only if they are from the same web site.";
+
+//  Top document isolation mode
+
+const char kTopDocumentIsolationName[] = "Top document isolation";
+
+const char kTopDocumentIsolationDescription[] =
+    "Highly experimental performance mode where cross-site iframes are kept"
+    "in a separate process from the top document. In this mode, iframes"
+    "from different third-party sites will be allowed to share a process.";
+
+//  Cross process guest frames isolation mode
+
+const char kCrossProcessGuestViewIsolationName[] =
+    "Cross process frames for guests";
+
+const char kCrossProcessGuestViewIsolationDescription[] =
+    "Highly experimental where guests such as <webview> are implemented"
+    "on the out-of-process iframe infrastructure.";
+
+//  Task Scheduler
+
+const char kBrowserTaskSchedulerName[] = "Task Scheduler";
+
+const char kBrowserTaskSchedulerDescription[] =
+    "Enables redirection of some task posting APIs to the task scheduler.";
+
+//  Arc authorization
+
+#if defined(OS_CHROMEOS)
+
+const char kArcUseAuthEndpointName[] = "Android apps authorization point";
+
+const char kArcUseAuthEndpointDescription[] =
+    "Enable Android apps authorization point to automatic sign-in in OptIn"
+    "flow.";
+
+#endif  // defined(OS_CHROMEOS)
+
+//  Autofill experiment flags
+
+const char kSingleClickAutofillName[] = "Single-click autofill";
+
+const char kSingleClickAutofillDescription[] =
+    "Make autofill suggestions on initial mouse click on a form element.";
+
+#if defined(OS_ANDROID)
+
+const char kAutofillAccessoryViewName[] =
+    "Autofill suggestions as keyboard accessory view";
+
+const char kAutofillAccessoryViewDescription[] =
+    "Shows Autofill suggestions on top of the keyboard rather than in a"
+    "dropdown.";
+
+#endif  // defined(OS_ANDROID)
+
+//  Reader mode experiment flags
+
+#if defined(OS_ANDROID)
+
+const char kReaderModeHeuristicsName[] = "Reader Mode triggering";
+
+const char kReaderModeHeuristicsDescription[] =
+    "Determines what pages the Reader Mode button is shown on.";
+
+const char kReaderModeHeuristicsMarkup[] = "With article structured markup";
+
+const char kReaderModeHeuristicsAdaboost[] = "Appears to be an article";
+
+const char kReaderModeHeuristicsAlwaysOff[] = "Never";
+
+const char kReaderModeHeuristicsAlwaysOn[] = "Always";
+
+#endif  // defined(OS_ANDROID)
+
+//  Chrome home flags
+
+#if defined(OS_ANDROID)
+
+const char kChromeHomeName[] = "Chrome Home";
+
+const char kChromeHomeDescription[] = "Enables Chrome Home on Android.";
+
+#endif  // defined(OS_ANDROID)
+
+//  Settings window flags
+
+const char kSettingsWindowName[] = "Show settings in a window";
+
+const char kSettingsWindowDescription[] =
+    "Settings will be shown in a dedicated window instead of as a browser"
+    "tab.";
+
+//  Mixed content issue workaround flags
+
+#if defined(OS_ANDROID)
+
+//  Flag strings for seccomp-bpf sandbox flag.
+
+const char kSeccompFilterSandboxAndroidName[] = "Seccomp-bpf renderer sandbox";
+
+const char kSeccompFilterSandboxAndroidDescription[] =
+    "Renderers will have a second-layer sandbox provided by seccomp-bpf."
+    "This requires kernel features only available on select Android"
+    "versions.";
+
+#endif  // defined(OS_ANDROID)
+
+//  Extension Content Verification
+
+const char kExtensionContentVerificationName[] =
+    "Extension Content Verification";
+
+const char kExtensionContentVerificationDescription[] =
+    "This flag can be used to turn on verification that the contents of the"
+    "files on disk for extensions from the webstore match what they're"
+    "expected to be. This can be used to turn on this feature if it would"
+    "not otherwise have been turned on, but cannot be used to turn it off"
+    "(because this setting can be tampered with by malware).";
+
+const char kExtensionContentVerificationBootstrap[] =
+    "Bootstrap (get expected hashes, but do not enforce them)";
+
+const char kExtensionContentVerificationEnforce[] =
+    "Enforce (try to get hashes, and enforce them if successful)";
+
+const char kExtensionContentVerificationEnforceStrict[] =
+    "Enforce strict (hard fail if we can't get hashes)";
+
+//  Built-in hotword detection display strings
+
+const char kExperimentalHotwordHardwareName[] =
+    "Simulated hardware 'Ok Google' features";
+
+const char kExperimentalHotwordHardwareDescription[] =
+    "Enables an experimental version of 'Ok Google' hotword detection"
+    "features that have a hardware dependency.";
+
+//  Message center strings
+
+const char kMessageCenterAlwaysScrollUpUponRemovalName[] =
+    "Experiments that message center always scroll up upon notification"
+    "removal";
+
+const char kMessageCenterAlwaysScrollUpUponRemovalDescription[] =
+    "Enables experiment that message center always scroll up when a"
+    "notification is removed.";
+
+const char kCastStreamingHwEncodingName[] =
+    "Cast Streaming hardware video encoding";
+
+const char kCastStreamingHwEncodingDescription[] =
+    "This option enables support in Cast Streaming for encoding video"
+    "streams using platform hardware.";
+
+const char kAllowInsecureLocalhost[] =
+    "Allow invalid certificates for resources loaded from localhost.";
+
+const char kAllowInsecureLocalhostDescription[] =
+    "Allows requests to localhost over HTTPS even when an invalid"
+    "certificate is presented.";
+
+#if defined(OS_WIN) || defined(OS_MACOSX)
+
+//  Tab discarding
+
+const char kAutomaticTabDiscardingName[] = "Automatic tab discarding";
+
+const char kAutomaticTabDiscardingDescription[] =
+    "If enabled, tabs get automatically discarded from memory when the"
+    "system memory is low. Discarded tabs are still visible on the tab"
+    "strip and get reloaded when clicked on. Info about discarded tabs can"
+    "be found at chrome://discards.";
+
+#endif  // defined(OS_WIN) || defined(OS_MACOSX)
+
+#if defined(OS_ANDROID)
+
+const char kOfflineBookmarksName[] = "Enable offline bookmarks";
+
+const char kOfflineBookmarksDescription[] =
+    "Enable saving bookmarked pages for offline viewing.";
+
+const char kNtpOfflinePagesName[] = "Enable NTP offline pages";
+
+const char kNtpOfflinePagesDescription[] =
+    "Enables badging of offline pages on the New Tab page. Only relevant if"
+    "offline pages are enabled.";
+
+const char kOfflinePagesAsyncDownloadName[] =
+    R"*(Enables showing "DOWNLOAD PAGE LATER" button in error pages.)*";
+
+const char kOfflinePagesAsyncDownloadDescription[] =
+    R"*(Enables showing "DOWNLOAD PAGE LATER" button in error pages such)*"
+    R"*(that the user can click on it to download the page later.)*";
+
+const char kOfflinePagesSvelteConcurrentLoadingName[] =
+    "Enables concurrent background loading on svelte.";
+
+const char kOfflinePagesSvelteConcurrentLoadingDescription[] =
+    "Enables concurrent background loading (or downloading) of pages on"
+    "Android svelte (512MB RAM) devices. Otherwise, background loading will"
+    "happen when the svelte device is idle.";
+
+const char kOfflinePagesPrefetchingName[] =
+    "Enables suggested offline pages to be prefetched.";
+
+const char kOfflinePagesPrefetchingDescription[] =
+    "Enables suggested offline pages to be prefetched, so useful content is"
+    "available while offline.";
+
+const char kOfflinePagesSharingName[] = "Enables offline pages to be shared.";
+
+const char kOfflinePagesSharingDescription[] =
+    "Enables the saved offline pages to be shared via other applications.";
+
+const char kBackgroundLoaderForDownloadsName[] =
+    "Enables background downloading of pages.";
+
+const char kBackgroundLoaderForDownloadsDescription[] =
+    "Enables downloading pages in the background in case page is not yet"
+    "loaded in current tab.";
+
+const char kNewBackgroundLoaderName[] =
+    "Use background loader instead of prerenderer to load pages.";
+
+const char kNewBackgroundLoaderDescription[] =
+    "Use background loader instead of prerenderer to asynchronously"
+    "download pages.";
+
+const char kNtpPopularSitesName[] = "Show popular sites on the New Tab page";
+
+const char kNtpPopularSitesDescription[] =
+    "Pre-populate the New Tab page with popular sites.";
+
+const char kNtpSwitchToExistingTabName[] =
+    "Switch to an existing tab for New Tab Page suggestions.";
+
+const char kNtpSwitchToExistingTabDescription[] =
+    "When opening a suggested webpage from the New Tab Page, if a tab is"
+    "already open for the suggestion, switch to that one instead of loading"
+    "the suggestion in the new tab.";
+
+const char kNtpSwitchToExistingTabMatchUrl[] = "Match by URL";
+
+const char kNtpSwitchToExistingTabMatchHost[] = "Match by Hostname";
+
+const char kUseAndroidMidiApiName[] = "Use Android Midi API";
+
+const char kUseAndroidMidiApiDescription[] =
+    "Use Android Midi API for WebMIDI (effective only with Android M+"
+    "devices).";
+
+const char kWebPaymentsModifiersName[] = "Enable web payment modifiers";
+
+const char kWebPaymentsModifiersDescription[] =
+    "If the website provides modifiers in the payment request, show the"
+    "custom total for each payment instrument, update the shopping cart"
+    "when instruments are switched, and send modified payment method"
+    "specific data to the payment app.";
+
+#endif  // defined(OS_ANDROID)
+
+#if defined(OS_WIN)
+
+//  Exporting tracing events to ETW
+
+const char kTraceExportEventsToEtwName[] =
+    "Enable exporting of tracing events to ETW.";
+
+const char kTraceExportEventsToEtwDesription[] =
+    "If enabled, trace events will be exported to the Event Tracing for"
+    "Windows (ETW) and can then be captured by tools such as UIForETW or"
+    "Xperf.";
+
+const char kMergeKeyCharEventsName[] =
+    "Enable or disable merging merging the key event (WM_KEY*) with char"
+    "event (WM_CHAR).";
+
+const char kMergeKeyCharEventsDescription[] =
+    "If disabled, Chrome will handle WM_KEY* and WM_CHAR separatedly.";
+
+const char kUseWinrtMidiApiName[] = "Use Windows Runtime MIDI API";
+
+const char kUseWinrtMidiApiDescription[] =
+    "Use Windows Runtime MIDI API for WebMIDI (effective only on Windows 10"
+    "or later).";
+
+#endif  // defined(OS_WIN)
+
+#if defined(OS_ANDROID)
+
+//  Data Use
+
+//  Update Menu Item Flags
+
+const char kUpdateMenuItemName[] = "Force show update menu item";
+
+const char kUpdateMenuItemDescription[] =
+    R"*(When enabled, an "Update Chrome" item will be shown in the app)*"
+    R"*(menu.)*";
+
+const char kUpdateMenuItemSummaryName[] = "Update menu item summary";
+
+const char kUpdateMenuItemSummaryDescription[] =
+    "When this flag and the force show update menu item flag are enabled, a"
+    "summary will be displayed below the update menu item.";
+
+const char kUpdateMenuItemNoSummary[] = "No summary";
+
+const char kUpdateMenuItemDefaultSummary[] = "Default summary";
+
+const char kUpdateMenuItemNewFeaturesSummary[] = "New features summary";
+
+const char kUpdateMenuItemCustomSummary[] = "Custom summary";
+
+const char kUpdateMenuBadgeName[] = "Force show update menu badge";
+
+const char kUpdateMenuBadgeDescription[] =
+    "When enabled, an update badge will be shown on the app menu button.";
+
+const char kSetMarketUrlForTestingName[] = "Set market URL for testing";
+
+const char kSetMarketUrlForTestingDescription[] =
+    "When enabled, sets the market URL for use in testing the update menu"
+    "item.";
+
+#endif  // defined(OS_ANDROID)
+
+#if defined(OS_ANDROID)
+
+const char kHerbPrototypeChoicesName[] = "Switch preferred flavor of Herb";
+
+const char kHerbPrototypeChoicesDescription[] =
+    "Switching this option changes which tab management prototype is being"
+    "tested.";
+
+const char kHerbPrototypeFlavorElderberry[] =
+    "ELDERBERRY: All View Intents in CCT v2";
+
+const char kEnableSpecialLocaleName[] =
+    "Enable custom logic for special locales.";
+
+const char kEnableSpecialLocaleDescription[] =
+    "Enable custom logic for special locales. In this mode, Chrome might"
+    "behave differently in some locales.";
+
+//  WebApks
+
+const char kEnableWebapk[] = "Enable improved add to Home screen";
+
+const char kEnableWebapkDescription[] =
+    R"*(Packages "Progressive Web Apps" so that they can integrate more)*"
+    R"*(deeply with Android. A Chrome server is used to package sites. In)*"
+    R"*(Chrome Canary and Chrome Dev, this requires “Untrusted)*"
+    R"*(sources” to be enabled in Android security settings.)*";
+
+#endif  // defined(OS_ANDROID)
+
+const char kEnableBrotliName[] = "Brotli Content-Encoding.";
+
+const char kEnableBrotliDescription[] =
+    "Enable Brotli Content-Encoding support.";
+
+const char kEnableWebfontsInterventionName[] =
+    "New version of User Agent Intervention for WebFonts loading.";
+
+const char kEnableWebfontsInterventionDescription[] =
+    "Enable New version of User Agent Intervention for WebFonts loading.";
+
+const char kEnableWebfontsInterventionV2ChoiceDefault[] = "Default";
+
+const char kEnableWebfontsInterventionV2ChoiceEnabledWith2g[] = "Enabled: 2G";
+
+const char kEnableWebfontsInterventionV2ChoiceEnabledWith3g[] = "Enabled: 3G";
+
+const char kEnableWebfontsInterventionV2ChoiceEnabledWithSlow2g[] =
+    "Enabled: Slow 2G";
+
+const char kEnableWebfontsInterventionV2ChoiceDisabled[] = "Disabled";
+
+const char kEnableWebfontsInterventionTriggerName[] =
+    "Trigger User Agent Intervention for WebFonts loading always.";
+
+const char kEnableWebfontsInterventionTriggerDescription[] =
+    "Enable to trigger User Agent Intervention for WebFonts loading always."
+    "This flag affects only when the intervention is enabled.";
+
+const char kEnableScrollAnchoringName[] = "Scroll Anchoring";
+
+const char kEnableScrollAnchoringDescription[] =
+    "Adjusts scroll position to prevent visible jumps when offscreen"
+    "content changes.";
+
+#if defined(OS_CHROMEOS)
+
+const char kEnableNativeCupsName[] = "Native CUPS";
+
+const char kEnableNativeCupsDescription[] =
+    "Enables the use of the native CUPS printing backend.";
+
+const char kEnableAndroidWallpapersAppName[] = "Android Wallpapers App";
+
+const char kEnableAndroidWallpapersAppDescription[] =
+    "Enables the Android Wallpapers App as the default Wallpaper App on"
+    "Chrome OS.";
+
+const char kEnableTouchSupportForScreenMagnifierName[] =
+    "Touch support for screen magnifier";
+
+const char kEnableTouchSupportForScreenMagnifierDescription[] =
+    "Enables touch support for screen magnifier";
+
+#endif  // defined(OS_CHROMEOS)
+
+#if defined(OS_ANDROID)
+
+const char kContentSuggestionsCategoryOrderName[] =
+    "Default content suggestions category order (e.g. on NTP)";
+
+const char kContentSuggestionsCategoryOrderDescription[] =
+    "Set default order of content suggestion categories (e.g. on the NTP).";
+
+const char kContentSuggestionsCategoryRankerName[] =
+    "Content suggestions category ranker (e.g. on NTP)";
+
+const char kContentSuggestionsCategoryRankerDescription[] =
+    "Set category ranker to order categories of content suggestions (e.g."
+    "on the NTP).";
+
+const char kEnableNtpSnippetsVisibilityName[] =
+    "Make New Tab Page Snippets more visible.";
+
+const char kEnableNtpSnippetsVisibilityDescription[] =
+    "If enabled, the NTP snippets will become more discoverable with a"
+    "larger portion of the first card above the fold.";
+
+const char kEnableNtpRemoteSuggestionsName[] =
+    "Show server-side suggestions on the New Tab page";
+
+const char kEnableNtpRemoteSuggestionsDescription[] =
+    "If enabled, the list of content suggestions on the New Tab page (see"
+    "#enable-ntp-snippets) will contain server-side suggestions (e.g.,"
+    "Articles for you). Furthermore, it allows to override the source used"
+    "to retrieve these server-side suggestions.";
+
+const char kEnableNtpRecentOfflineTabSuggestionsName[] =
+    "Show recent offline tabs on the New Tab page";
+
+const char kEnableNtpRecentOfflineTabSuggestionsDescription[] =
+    "If enabled, the list of content suggestions on the New Tab page (see"
+    "#enable-ntp-snippets) will contain pages that were captured offline"
+    "during browsing (see #offlining-recent-pages)";
+
+const char kEnableNtpSaveToOfflineName[] =
+    "Show option to save to offline in Snippets context menu.";
+
+const char kEnableNtpSaveToOfflineDescription[] =
+    "If enabled, the Snippets context menu (see #enable-ntp-snippets) will"
+    "contain the option to save linked page for offline viewing.";
+
+const char kEnableNtpOfflineBadgeName[] =
+    "Show offline badge for offline available snippets on the ntp.";
+
+const char kEnableNtpOfflineBadgeDescription[] =
+    "If enabled, Snippets that are available offline will have an offline"
+    "badge.";
+
+const char kEnableNtpAssetDownloadSuggestionsName[] =
+    "Show asset downloads on the New Tab page";
+
+const char kEnableNtpAssetDownloadSuggestionsDescription[] =
+    "If enabled, the list of content suggestions on the New Tab page (see"
+    "#enable-ntp-snippets) will contain assets (e.g. books, pictures,"
+    "audio) that the user downloaded for later use.";
+
+const char kEnableNtpOfflinePageDownloadSuggestionsName[] =
+    "Show offline page downloads on the New Tab page";
+
+const char kEnableNtpOfflinePageDownloadSuggestionsDescription[] =
+    "If enabled, the list of content suggestions on the New Tab page (see"
+    "#enable-ntp-snippets) will contain pages that the user downloaded for"
+    "later use.";
+
+const char kEnableNtpBookmarkSuggestionsName[] =
+    "Show recently visited bookmarks on the New Tab page";
+
+const char kEnableNtpBookmarkSuggestionsDescription[] =
+    "If enabled, the list of content suggestions on the New Tab page (see"
+    "#enable-ntp-snippets) will contain recently visited bookmarks.";
+
+const char kEnableNtpPhysicalWebPageSuggestionsName[] =
+    "Show Physical Web pages on the New Tab page";
+
+const char kEnableNtpPhysicalWebPageSuggestionsDescription[] =
+    "If enabled, the list of content suggestions on the New Tab page (see"
+    "#enable-ntp-snippets) will contain pages that are available through"
+    "Physical Web (see #enable-physical-web)";
+
+const char kEnableNtpForeignSessionsSuggestionsName[] =
+    "Show recent foreign tabs on the New Tab page";
+
+const char kEnableNtpForeignSessionsSuggestionsDescription[] =
+    "If enabled, the list of content suggestions on the New Tab page (see"
+    "#enable-ntp-snippets) will contain recent foreign tabs.";
+
+const char kEnableNtpSuggestionsNotificationsName[] =
+    "Notify about new content suggestions available at the New Tab page";
+
+const char kEnableNtpSuggestionsNotificationsDescription[] =
+    "If enabled, notifications will inform about new content suggestions on"
+    "the New Tab page (see #enable-ntp-snippets).";
+
+const char kNtpCondensedLayoutName[] = "Condensed NTP layout";
+
+const char kNtpCondensedLayoutDescription[] =
+    "Show a condensed layout on the New Tab Page.";
+
+const char kNtpCondensedTileLayoutName[] = "Condensed NTP tile layout";
+
+const char kNtpCondensedTileLayoutDescription[] =
+    "Show a condensed tile layout on the New Tab Page.";
+
+const char kNtpGoogleGInOmniboxName[] = "Google G in New Tab Page omnibox";
+
+const char kNtpGoogleGInOmniboxDescription[] =
+    "Show a Google G in the omnibox on the New Tab Page.";
+
+#endif  // defined(OS_ANDROID)
+
+#if defined(OS_ANDROID)
+
+const char kOffliningRecentPagesName[] =
+    "Enable offlining of recently visited pages";
+
+const char kOffliningRecentPagesDescription[] =
+    "Enable storing recently visited pages locally for offline use."
+    "Requires Offline Pages to be enabled.";
+
+const char kOfflinePagesCtName[] = "Enable Offline Pages CT features.";
+
+const char kOfflinePagesCtDescription[] = "Enable Offline Pages CT features.";
+
+#endif  // defined(OS_ANDROID)
+
+#if defined(OS_ANDROID)
+
+const char kEnableExpandedAutofillCreditCardPopupLayout[] =
+    "Use expanded autofill credit card popup layout.";
+
+const char kEnableExpandedAutofillCreditCardPopupLayoutDescription[] =
+    "If enabled, displays autofill credit card popup using expanded"
+    "layout.";
+
+#endif  // defined(OS_ANDROID)
+
+const char kEnableAutofillCreditCardLastUsedDateDisplay[] =
+    "Display the last used date of a credit card in autofill.";
+
+const char kEnableAutofillCreditCardLastUsedDateDisplayDescription[] =
+    "If enabled, display the last used date of a credit card in autofill.";
+
+#if !defined(OS_ANDROID) && defined(GOOGLE_CHROME_BUILD)
+
+const char kGoogleBrandedContextMenuName[] =
+    "Google branding in the context menu";
+
+const char kGoogleBrandedContextMenuDescription[] =
+    "Shows a Google icon next to context menu items powered by Google"
+    "services.";
+
+#endif  // !defined(OS_ANDROID) && defined(GOOGLE_CHROME_BUILD)
+
+const char kEnableWebUsbName[] = "WebUSB";
+
+const char kEnableWebUsbDescription[] = "Enable WebUSB support.";
+
+const char kEnableGenericSensorName[] = "Generic Sensor";
+
+const char kEnableGenericSensorDescription[] =
+    "Enable sensor APIs based on Generic Sensor API.";
+
+const char kFontCacheScalingName[] = "FontCache scaling";
+
+const char kFontCacheScalingDescription[] =
+    "Reuse a cached font in the renderer to serve different sizes of font"
+    "for faster layout.";
+
+const char kFramebustingName[] =
+    "Framebusting requires same-origin or a user gesture";
+
+const char kFramebustingDescription[] =
+    "Don't permit an iframe to navigate the top level browsing context"
+    "unless they are same-origin or the iframe is processing a user"
+    "gesture.";
+
+#if defined(OS_ANDROID)
+
+const char kEnableVrShellName[] = "Enable Chrome VR.";
+
+const char kEnableVrShellDescription[] =
+    "Allow browsing with a VR headset if available for this device.";
+
+#endif  // defined(OS_ANDROID)
+
+//  Web payments
+
+const char kWebPaymentsName[] = "Web Payments";
+
+const char kWebPaymentsDescription[] =
+    "Enable Web Payments API integration, a JavaScript API for merchants.";
+
+#if defined(OS_ANDROID)
+
+const char kEnableAndroidPayIntegrationV1Name[] = "Enable Android Pay v1";
+
+const char kEnableAndroidPayIntegrationV1Description[] =
+    "Enable integration with Android Pay using the first version of the"
+    "API";
+
+const char kEnableAndroidPayIntegrationV2Name[] = "Enable Android Pay v2";
+
+const char kEnableAndroidPayIntegrationV2Description[] =
+    "Enable integration with Android Pay using the second version of the"
+    "API";
+
+const char kEnableWebPaymentsSingleAppUiSkipName[] =
+    "Enable Web Payments single app UI skip";
+
+const char kEnableWebPaymentsSingleAppUiSkipDescription[] =
+    "Enable Web Payments to skip showing its UI if the developer specifies"
+    "a single app.";
+
+const char kAndroidPaymentAppsName[] = "Android payment apps";
+
+const char kAndroidPaymentAppsDescription[] =
+    "Enable third party Android apps to integrate as payment apps";
+
+const char kAndroidPaymentAppsFilterTitle[] = "Android payment apps filter";
+
+const char kAndroidPaymentAppsFilterDescription[] =
+    "Enable filtering out third party Android apps that can not be shown in"
+    "settings";
+
+#endif  // defined(OS_ANDROID)
+
+const char kFeaturePolicyName[] = "Feature Policy";
+
+const char kFeaturePolicyDescription[] =
+    "Enables granting and removing access to features through the"
+    "Feature-Policy HTTP header.";
+
+//  Audio rendering mixing experiment strings.
+
+const char kNewAudioRenderingMixingStrategyName[] =
+    "New audio rendering mixing strategy";
+
+const char kNewAudioRenderingMixingStrategyDescription[] =
+    "Use the new audio rendering mixing strategy.";
+
+//  Background video track disabling experiment strings.
+
+const char kBackgroundVideoTrackOptimizationName[] =
+    "Optimize background video playback.";
+
+const char kBackgroundVideoTrackOptimizationDescription[] =
+    "Disable video tracks when the video is played in the background to"
+    "optimize performance.";
+
+//  Video fullscreen with orientation lock experiment strings.
+
+const char kVideoFullscreenOrientationLockName[] =
+    "Lock screen orientation when playing a video fullscreen.";
+
+const char kVideoFullscreenOrientationLockDescription[] =
+    "Lock the screen orientation of the device to match video orientation"
+    "when a video goes fullscreen. Only on phones.";
+
+//  Expensive background timer throttling flag
+
+const char kExpensiveBackgroundTimerThrottlingName[] =
+    "Throttle expensive background timers";
+
+const char kExpensiveBackgroundTimerThrottlingDescription[] =
+    "Enables intervention to limit CPU usage of background timers to 1%.";
+
+//  Enable default MediaSession flag
+
+#if !defined(OS_ANDROID)
+
+const char kEnableDefaultMediaSessionName[] = "Manage audio focus across tabs";
+
+const char kEnableDefaultMediaSessionDescription[] =
+    "Manage audio focus across tabs to improve the audio mixing.";
+
+const char kEnableDefaultMediaSessionDisabled[] = "Disabled";
+
+const char kEnableDefaultMediaSessionEnabled[] = "Enabled";
+
+const char kEnableDefaultMediaSessionEnabledDuckFlash[] =
+    "Enabled (Flash lowers volume when interrupted by other sound,"
+    "experimental)";
+
+#endif  // !defined(OS_ANDROID)
+
+#if defined(OS_WIN)
+
+const char kGdiTextPrinting[] = "GDI Text Printing";
+
+const char kGdiTextPrintingDescription[] =
+    "Use GDI to print text as simply text";
+
+#endif  // defined(OS_WIN)
+
+#if defined(OS_ANDROID)
+
+const char kModalPermissionPromptsName[] = "Modal Permission Prompts";
+
+const char kModalPermissionPromptsDescription[] =
+    "Whether to use permission dialogs in place of permission infobars.";
+
+#endif  // defined(OS_ANDROID)
+
+#if !defined(OS_MACOSX)
+
+const char kPermissionPromptPersistenceToggleName[] =
+    "Persistence Toggle in Permission Prompts";
+
+const char kPermissionPromptPersistenceToggleDescription[] =
+    "Whether to display a persistence toggle in permission prompts.";
+
+#endif  // !defined(OS_MACOSX)
+
+#if defined(OS_ANDROID)
+
+const char kNoCreditCardAbort[] = "No Credit Card Abort";
+
+const char kNoCreditCardAbortDescription[] =
+    "Whether or not the No Credit Card Abort is enabled.";
+
+#endif  // defined(OS_ANDROID)
+
+//  Consistent omnibox geolocation
+
+#if defined(OS_ANDROID)
+
+const char kEnableConsistentOmniboxGeolocationName[] =
+    "Have consistent omnibox geolocation access.";
+
+const char kEnableConsistentOmniboxGeolocationDescription[] =
+    "Have consistent geolocation access between the omnibox and default"
+    "search engine.";
+
+#endif  // defined(OS_ANDROID)
+
+//  Media Remoting chrome://flags strings
+
+const char kMediaRemotingName[] = "Media Remoting during Cast Tab Mirroring";
+
+const char kMediaRemotingDescription[] =
+    "When Casting a tab to a remote device, enabling this turns on an"
+    "optimization that forwards the content bitstream directly to the"
+    "remote device when a video is fullscreened.";
+
+const char kMediaRemotingEncryptedName[] =
+    "Media Remoting during Cast Tab Mirroring: Encrypted content too";
+
+const char kMediaRemotingEncryptedDescription[] =
+    "When Media Remoting is enabled, this flag must be enabled to allow the"
+    "remoting of encrypted content. When disabled, only non-encrypted"
+    "content can be remoted.";
+
+//  Chrome OS component updates chrome://flags strings
+
+const char kCrosCompUpdatesName[] = "Chrome OS Flash Component Updates";
+
+const char kCrosCompUpdatesDescription[] =
+    "Enable Flash component updates for Chrome OS.";
+
+//  Native Android History chrome://flags strings
+
+#if defined(OS_ANDROID)
+
+const char kNativeAndroidHistoryManager[] = "Native Android History";
+
+const char kNativeAndroidHistoryManagerDescription[] =
+    "Show the native Android UI for browsing history.";
+
+#endif  // defined(OS_ANDROID)
+
+//  Play Services LSD permission prompt chrome://flags strings
+
+#if defined(OS_ANDROID)
+
+const char kLsdPermissionPromptName[] =
+    "Location Settings Dialog Permission Prompt";
+
+const char kLsdPermissionPromptDescription[] =
+    "Whether to use the Google Play Services Location Settings Dialog"
+    "permission dialog.";
+
+#endif  // defined(OS_ANDROID)
+
+#if defined(OS_WIN)
+
+//  Custom draw the Windows 10 titlebar. crbug.com/505013
+
+const char kWindows10CustomTitlebarName[] = "Custom-drawn Windows 10 Titlebar";
+
+const char kWindows10CustomTitlebarDescription[] =
+    "If enabled, Chrome will draw the titlebar and caption buttons instead"
+    "of deferring to Windows.";
+
+#endif  // defined(OS_WIN)
+
+#if defined(OS_WIN)
+
+const char kPostscriptPrinting[] = "PostScript Printing";
+
+const char kPostscriptPrintingDescription[] =
+    "Enable postscript generation in place of emf generation when printing"
+    "to postscript capable printers.";
+
+#endif  // defined(OS_WIN)
+
+#if defined(OS_ANDROID)
+
+const char kAiaFetchingName[] = "Intermediate Certificate Fetching";
+
+const char kAiaFetchingDescription[] =
+    "Enable intermediate certificate fetching when a server does not"
+    "provide sufficient certificates to build a chain to a trusted root.";
+
+#endif  // defined(OS_ANDROID)
+
+//  Web MIDI supports MIDIManager dynamic instantiation chrome://flags strings
+
+const char kEnableMidiManagerDynamicInstantiationName[] =
+    "MIDIManager dynamic instantiation for Web MIDI.";
+
+const char kEnableMidiManagerDynamicInstantiationDescription[] =
+    "Enable MIDIManager dynamic instantiation for Web MIDI.";
+
+//  Desktop iOS promotion chrome://flags strings
+
+#if defined(OS_WIN)
+
+const char kEnableDesktopIosPromotionsName[] = "Desktop to iOS promotions.";
+
+const char kEnableDesktopIosPromotionsDescription[] =
+    "Enable Desktop to iOS promotions, and allow users to see them if they"
+    "are eligible.";
+
+#endif  // defined(OS_WIN)
+
+#if defined(OS_ANDROID)
+
+const char kEnableCustomFeedbackUiName[] = "Enable Custom Feedback UI";
+
+const char kEnableCustomFeedbackUiDescription[] =
+    "Enables a custom feedback UI when submitting feedback through Google"
+    "Feedback. Works with Google Play Services v10.2+";
+
+#endif  // defined(OS_ANDROID)
+
+const char kEnableAdjustableLargeCursorName[] =
+    "Enable adjustable large cursor";
+
+const char kEnableAdjustableLargeCursorDescription[] =
+    "Make size of accessibility large cursor adjustable.";
+
+#if defined(OS_CHROMEOS) || defined(OS_LINUX) || defined(OS_MACOSX) || \
+    defined(OS_WIN)
+
+const char kOmniboxEntitySuggestionsName[] = "Omnibox entity suggestions";
+
+const char kOmniboxEntitySuggestionsDescription[] =
+    "Enable receiving entity suggestions in Omnibox.";
+
+#endif  // defined(OS_CHROMEOS) || defined(OS_LINUX) || defined(OS_MACOSX) ||
+        // defined(OS_WIN)
+
+#if defined(OS_CHROMEOS)
+
+const char kEnableChromevoxArcSupportName[] = "ChromeVox ARC support";
+
+const char kEnableChromevoxArcSupportDescription[] =
+    "Enable ChromeVox screen reader features in ARC";
+
+#endif  // defined(OS_CHROMEOS)
+
+const char kMojoLoadingName[] = "Use Mojo IPC for resource loading";
+
+const char kMojoLoadingDescription[] =
+    "Use Mojo IPC instead of traditional Chrome IPC for resource loading.";
+
+#if defined(OS_ANDROID)
+
+const char kUseNewDoodleApiName[] = "Use new Doodle API";
+
+const char kUseNewDoodleApiDescription[] =
+    "Enables the new API to fetch Doodles for the NTP.";
+
+#endif  // defined(OS_ANDROID)
+
+const char kDelayNavigationName[] = "Delay navigations";
+
+const char kDelayNavigationDescription[] =
+    "Add a fixed delay to main frame navigations.";
+
+const char kDebugShortcutsDescription[] =
+    "Enables additional keyboard shortcuts that are useful for debugging"
+    "Ash.";
+
+#if defined(OS_CHROMEOS)
+
+//  File Manager
+
+const char kVideoPlayerChromecastSupportName[] =
+    "Experimental Chromecast support for Video Player";
+
+const char kVideoPlayerChromecastSupportDescription[] =
+    "This option enables experimental Chromecast support for Video Player"
+    "app on ChromeOS.";
+
+const char kNewZipUnpackerName[] = "New ZIP unpacker";
+
+const char kNewZipUnpackerDescription[] =
+    "New ZIP unpacker flow, based on the File System Provider API.";
+
+const char kShowArcFilesAppName[] = "Show Android Files app";
+
+const char kShowArcFilesAppDescription[] =
+    "Show Android Files app in Chrome OS launcher. This is only effective"
+    "on a device with access to Play Store.";
+
+const char kOfficeEditingComponentAppName[] =
+    "Office Editing for Docs, Sheets & Slides";
+
+const char kOfficeEditingComponentAppDescription[] =
+    "Office Editing for Docs, Sheets & Slides for testing purposes.";
+
+const char kDisplayColorCalibrationName[] = "Color calibration of the display";
+
+const char kDisplayColorCalibrationDescription[] =
+    "Allow color calibration of the display if the display supports the"
+    "feature.";
+
+const char kMemoryPressureThresholdName[] =
+    "Memory discard strategy for advanced pressure handling";
+
+const char kMemoryPressureThresholdDescription[] =
+    "Memory discarding strategy to use";
+
+const char kConservativeThresholds[] =
+    "Conservative memory pressure release strategy";
+
+const char kAggressiveCacheDiscardThresholds[] =
+    "Aggressive cache release strategy";
+
+const char kAggressiveTabDiscardThresholds[] =
+    "Aggressive tab release strategy";
+
+const char kAggressiveThresholds[] =
+    "Aggressive tab and cache release strategy";
+
+const char kWakeOnPacketsName[] = "Wake On Packets";
+
+const char kWakeOnPacketsDescription[] =
+    "Enables waking the device based on the receipt of some network"
+    "packets.";
+
+const char kQuickUnlockPin[] = "Quick Unlock (PIN)";
+
+const char kQuickUnlockPinDescription[] =
+    "Enabling PIN quick unlock allows you to use a PIN to unlock your"
+    "Chromebook on the lock screen after you have signed into your device.";
+
+const char kQuickUnlockFingerprint[] = "Quick Unlock (Fingerprint)";
+
+const char kQuickUnlockFingerprintDescription[] =
+    "Enabling fingerprint quick unlock allows you to setup and use a"
+    "fingerprint to unlock your Chromebook on the lock screen after you"
+    "have signed into your device.";
+
+const char kExperimentalAccessibilityFeaturesName[] =
+    "Experimental accessibility features";
+
+const char kExperimentalAccessibilityFeaturesDescription[] =
+    "Enable additional accessibility features in the Settings page.";
+
+const char kDisableSystemTimezoneAutomaticDetectionName[] =
+    "SystemTimezoneAutomaticDetection policy support";
+
+const char kDisableSystemTimezoneAutomaticDetectionDescription[] =
+    "Disable system timezone automatic detection device policy.";
+
+const char kEolNotificationName[] = "Disable Device End of Life notification.";
+
+const char kEolNotificationDescription[] =
+    "Disable Notifcation when Device is End of Life.";
+
+//  Stylus strings
+
+const char kForceEnableStylusToolsName[] = "Force enable stylus features";
+
+const char kForceEnableStylusToolsDescription[] =
+    "Forces display of the stylus tools menu in the shelf and the stylus"
+    "section in settings, even if there is no attached stylus device.";
+
+//  Network portal notification
+
+const char kNetworkPortalNotificationName[] =
+    "Notifications about captive portals";
+
+const char kNetworkPortalNotificationDescription[] =
+    "If enabled, notification is displayed when device is connected to a"
+    "network behind captive portal.";
+
+const char kMtpWriteSupportName[] = "MTP write support";
+
+const char kMtpWriteSupportDescription[] =
+    "MTP write support in File System API (and file manager). In-place"
+    "editing operations are not supported.";
+
+const char kCrosRegionsModeName[] = "Cros-regions load mode";
+
+const char kCrosRegionsModeDescription[] =
+    "This flag controls cros-regions load mode";
+
+const char kCrosRegionsModeDefault[] = "Default";
+
+const char kCrosRegionsModeOverride[] = "Override VPD values.";
+
+const char kCrosRegionsModeHide[] = "Hide VPD values.";
+
+const char kPrinterProviderSearchAppName[] =
+    "Chrome Web Store Gallery app for printer drivers";
+
+const char kPrinterProviderSearchAppDescription[] =
+    "Enables Chrome Web Store Gallery app for printer drivers. The app"
+    "searches Chrome Web Store for extensions that support printing to a"
+    "USB printer with specific USB ID.";
+
+const char kArcBootCompleted[] = "Load Android apps automatically";
+
+const char kArcBootCompletedDescription[] =
+    "Allow Android apps to start automatically after signing in.";
+
+const char kEnableImeMenuName[] = "Enable opt-in IME menu";
+
+const char kEnableImeMenuDescription[] =
+    "Enable access to the new IME menu in the Language Settings page.";
+
+const char kEnableEhvInputName[] =
+    "Emoji, handwriting and voice input on opt-in IME menu";
+
+const char kEnableEhvInputDescription[] =
+    "Enable access to emoji, handwriting and voice input form opt-in IME"
+    "menu.";
+
+#endif  // #if defined(OS_CHROMEOS)
+
+}  // namespace flag_descriptions