// Copyright (c) 2012 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/about_flags.h" #include #include #include #include #include "base/command_line.h" #include "base/memory/singleton.h" #include "base/metrics/sparse_histogram.h" #include "base/stl_util.h" #include "base/strings/string_number_conversions.h" #include "base/strings/string_util.h" #include "base/strings/utf_string_conversions.h" #include "base/values.h" #include "cc/base/switches.h" #include "chrome/browser/flags_storage.h" #include "chrome/common/chrome_content_client.h" #include "chrome/common/chrome_switches.h" #include "chrome/common/chrome_version_info.h" #include "chrome/grit/chromium_strings.h" #include "chrome/grit/generated_resources.h" #include "chrome/grit/google_chrome_strings.h" #include "components/autofill/core/common/autofill_switches.h" #include "components/cloud_devices/common/cloud_devices_switches.h" #include "components/dom_distiller/core/dom_distiller_switches.h" #include "components/enhanced_bookmarks/enhanced_bookmark_switches.h" #include "components/metrics/metrics_hashes.h" #include "components/nacl/common/nacl_switches.h" #include "components/omnibox/browser/omnibox_switches.h" #include "components/plugins/common/plugins_switches.h" #include "components/proximity_auth/switches.h" #include "components/search/search_switches.h" #include "content/public/browser/user_metrics.h" #include "media/base/media_switches.h" #include "ui/base/l10n/l10n_util.h" #include "ui/base/ui_base_switches.h" #include "ui/display/display_switches.h" #include "ui/events/event_switches.h" #include "ui/gfx/switches.h" #include "ui/gl/gl_switches.h" #include "ui/keyboard/keyboard_switches.h" #include "ui/native_theme/native_theme_switches.h" #include "ui/views/views_switches.h" #if defined(OS_ANDROID) #include "components/data_reduction_proxy/core/common/data_reduction_proxy_switches.h" #else #include "ui/message_center/message_center_switches.h" #endif #if defined(USE_ASH) #include "ash/ash_switches.h" #endif #if defined(OS_CHROMEOS) #include "chromeos/chromeos_switches.h" #include "third_party/cros_system_api/switches/chrome_switches.h" #endif #if defined(ENABLE_APP_LIST) #include "ui/app_list/app_list_switches.h" #endif #if defined(ENABLE_EXTENSIONS) #include "extensions/common/switches.h" #endif #if defined(USE_OZONE) #include "ui/ozone/public/ozone_switches.h" #endif namespace about_flags { // Macros to simplify specifying the type. #define SINGLE_VALUE_TYPE_AND_VALUE(command_line_switch, switch_value) \ Experiment::SINGLE_VALUE, \ command_line_switch, switch_value, NULL, NULL, NULL, 0 #define SINGLE_VALUE_TYPE(command_line_switch) \ SINGLE_VALUE_TYPE_AND_VALUE(command_line_switch, "") #define SINGLE_DISABLE_VALUE_TYPE_AND_VALUE(command_line_switch, switch_value) \ Experiment::SINGLE_DISABLE_VALUE, \ command_line_switch, switch_value, NULL, NULL, NULL, 0 #define SINGLE_DISABLE_VALUE_TYPE(command_line_switch) \ SINGLE_DISABLE_VALUE_TYPE_AND_VALUE(command_line_switch, "") #define ENABLE_DISABLE_VALUE_TYPE_AND_VALUE(enable_switch, enable_value, \ disable_switch, disable_value) \ Experiment::ENABLE_DISABLE_VALUE, enable_switch, enable_value, \ disable_switch, disable_value, NULL, 3 #define ENABLE_DISABLE_VALUE_TYPE(enable_switch, disable_switch) \ ENABLE_DISABLE_VALUE_TYPE_AND_VALUE(enable_switch, "", disable_switch, "") #define MULTI_VALUE_TYPE(choices) \ Experiment::MULTI_VALUE, NULL, NULL, NULL, NULL, choices, arraysize(choices) namespace { // Enumeration of OSs. enum { kOsMac = 1 << 0, kOsWin = 1 << 1, kOsLinux = 1 << 2, kOsCrOS = 1 << 3, kOsAndroid = 1 << 4, kOsCrOSOwnerOnly = 1 << 5 }; const unsigned kOsAll = kOsMac | kOsWin | kOsLinux | kOsCrOS | kOsAndroid; const unsigned kOsDesktop = kOsMac | kOsWin | kOsLinux | kOsCrOS; // Adds a |StringValue| to |list| for each platform where |bitmask| indicates // whether the experiment is available on that platform. void AddOsStrings(unsigned bitmask, base::ListValue* list) { struct { unsigned bit; const char* const name; } kBitsToOs[] = { {kOsMac, "Mac"}, {kOsWin, "Windows"}, {kOsLinux, "Linux"}, {kOsCrOS, "Chrome OS"}, {kOsAndroid, "Android"}, {kOsCrOSOwnerOnly, "Chrome OS (owner only)"}, }; for (size_t i = 0; i < arraysize(kBitsToOs); ++i) { if (bitmask & kBitsToOs[i].bit) list->Append(new base::StringValue(kBitsToOs[i].name)); } } // Convert switch constants to proper CommandLine::StringType strings. base::CommandLine::StringType GetSwitchString(const std::string& flag) { base::CommandLine cmd_line(base::CommandLine::NO_PROGRAM); cmd_line.AppendSwitch(flag); DCHECK_EQ(2U, cmd_line.argv().size()); return cmd_line.argv()[1]; } // Scoops flags from a command line. std::set ExtractFlagsFromCommandLine( const base::CommandLine& cmdline) { std::set flags; // First do the ones between --flag-switches-begin and --flag-switches-end. base::CommandLine::StringVector::const_iterator first = std::find(cmdline.argv().begin(), cmdline.argv().end(), GetSwitchString(switches::kFlagSwitchesBegin)); base::CommandLine::StringVector::const_iterator last = std::find(cmdline.argv().begin(), cmdline.argv().end(), GetSwitchString(switches::kFlagSwitchesEnd)); if (first != cmdline.argv().end() && last != cmdline.argv().end()) flags.insert(first + 1, last); #if defined(OS_CHROMEOS) // Then add those between --policy-switches-begin and --policy-switches-end. first = std::find(cmdline.argv().begin(), cmdline.argv().end(), GetSwitchString(chromeos::switches::kPolicySwitchesBegin)); last = std::find(cmdline.argv().begin(), cmdline.argv().end(), GetSwitchString(chromeos::switches::kPolicySwitchesEnd)); if (first != cmdline.argv().end() && last != cmdline.argv().end()) flags.insert(first + 1, last); #endif return flags; } const Experiment::Choice kTouchEventsChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_AUTOMATIC, "", "" }, { IDS_GENERIC_EXPERIMENT_CHOICE_ENABLED, switches::kTouchEvents, switches::kTouchEventsEnabled }, { IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED, switches::kTouchEvents, switches::kTouchEventsDisabled } }; #if defined(USE_AURA) const Experiment::Choice kOverscrollHistoryNavigationChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_ENABLED, "", "" }, { IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED, switches::kOverscrollHistoryNavigation, "0" }, { IDS_OVERSCROLL_HISTORY_NAVIGATION_SIMPLE_UI, switches::kOverscrollHistoryNavigation, "2" } }; #endif const Experiment::Choice kTouchTextSelectionStrategyChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_TOUCH_SELECTION_STRATEGY_CHARACTER, switches::kTouchTextSelectionStrategy, "character" }, { IDS_TOUCH_SELECTION_STRATEGY_DIRECTION, switches::kTouchTextSelectionStrategy, "direction" } }; #if !defined(DISABLE_NACL) const Experiment::Choice kNaClDebugMaskChoices[] = { // Secure shell can be used on ChromeOS for forwarding the TCP port opened by // debug stub to a remote machine. Since secure shell uses NaCl, we usually // want to avoid debugging that. The PNaCl translator is also a NaCl module, // so by default we want to avoid debugging that. // NOTE: As the default value must be the empty string, the mask excluding // the PNaCl translator and secure shell is substituted elsewhere. { IDS_NACL_DEBUG_MASK_CHOICE_EXCLUDE_UTILS_PNACL, "", "" }, { IDS_NACL_DEBUG_MASK_CHOICE_DEBUG_ALL, switches::kNaClDebugMask, "*://*" }, { IDS_NACL_DEBUG_MASK_CHOICE_INCLUDE_DEBUG, switches::kNaClDebugMask, "*://*/*debug.nmf" } }; #endif const Experiment::Choice kMarkNonSecureAsChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_MARK_NON_SECURE_AS_NEUTRAL, switches::kMarkNonSecureAs, switches::kMarkNonSecureAsNeutral}, { IDS_MARK_NON_SECURE_AS_NON_SECURE, switches::kMarkNonSecureAs, switches::kMarkNonSecureAsNonSecure}, { IDS_MARK_NON_SECURE_AS_DUBIOUS, switches::kMarkNonSecureAs, switches::kMarkNonSecureAsDubious} }; const Experiment::Choice kDataReductionProxyLoFiChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_FLAGS_DATA_REDUCTION_PROXY_LO_FI_ALWAYS_ON, data_reduction_proxy::switches::kDataReductionProxyLoFi, data_reduction_proxy::switches::kDataReductionProxyLoFiValueAlwaysOn}, { IDS_FLAGS_DATA_REDUCTION_PROXY_LO_FI_CELLULAR_ONLY, data_reduction_proxy::switches::kDataReductionProxyLoFi, data_reduction_proxy::switches:: kDataReductionProxyLoFiValueCellularOnly}, { IDS_FLAGS_DATA_REDUCTION_PROXY_LO_FI_DISABLED, data_reduction_proxy::switches::kDataReductionProxyLoFi, data_reduction_proxy::switches::kDataReductionProxyLoFiValueDisabled} }; const Experiment::Choice kShowSavedCopyChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_FLAGS_ENABLE_SHOW_SAVED_COPY_PRIMARY, switches::kShowSavedCopy, switches::kEnableShowSavedCopyPrimary }, { IDS_FLAGS_ENABLE_SHOW_SAVED_COPY_SECONDARY, switches::kShowSavedCopy, switches::kEnableShowSavedCopySecondary }, { IDS_FLAGS_DISABLE_SHOW_SAVED_COPY, switches::kShowSavedCopy, switches::kDisableShowSavedCopy } }; const Experiment::Choice kDefaultTileWidthChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_FLAGS_DEFAULT_TILE_WIDTH_SHORT, switches::kDefaultTileWidth, "128"}, { IDS_FLAGS_DEFAULT_TILE_WIDTH_TALL, switches::kDefaultTileWidth, "256"}, { IDS_FLAGS_DEFAULT_TILE_WIDTH_GRANDE, switches::kDefaultTileWidth, "512"}, { IDS_FLAGS_DEFAULT_TILE_WIDTH_VENTI, switches::kDefaultTileWidth, "1024"} }; const Experiment::Choice kDefaultTileHeightChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_FLAGS_DEFAULT_TILE_HEIGHT_SHORT, switches::kDefaultTileHeight, "128"}, { IDS_FLAGS_DEFAULT_TILE_HEIGHT_TALL, switches::kDefaultTileHeight, "256"}, { IDS_FLAGS_DEFAULT_TILE_HEIGHT_GRANDE, switches::kDefaultTileHeight, "512"}, { IDS_FLAGS_DEFAULT_TILE_HEIGHT_VENTI, switches::kDefaultTileHeight, "1024"} }; const Experiment::Choice kSimpleCacheBackendChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED, switches::kUseSimpleCacheBackend, "off" }, { IDS_GENERIC_EXPERIMENT_CHOICE_ENABLED, switches::kUseSimpleCacheBackend, "on"} }; #if defined(USE_AURA) const Experiment::Choice kTabCaptureUpscaleQualityChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_FLAGS_TAB_CAPTURE_SCALE_QUALITY_FAST, switches::kTabCaptureUpscaleQuality, "fast" }, { IDS_FLAGS_TAB_CAPTURE_SCALE_QUALITY_GOOD, switches::kTabCaptureUpscaleQuality, "good" }, { IDS_FLAGS_TAB_CAPTURE_SCALE_QUALITY_BEST, switches::kTabCaptureUpscaleQuality, "best" }, }; const Experiment::Choice kTabCaptureDownscaleQualityChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_FLAGS_TAB_CAPTURE_SCALE_QUALITY_FAST, switches::kTabCaptureDownscaleQuality, "fast" }, { IDS_FLAGS_TAB_CAPTURE_SCALE_QUALITY_GOOD, switches::kTabCaptureDownscaleQuality, "good" }, { IDS_FLAGS_TAB_CAPTURE_SCALE_QUALITY_BEST, switches::kTabCaptureDownscaleQuality, "best" }, }; #endif #if defined(OS_ANDROID) const Experiment::Choice kZeroSuggestExperimentsChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_FLAGS_ZERO_SUGGEST_MOST_VISITED, switches::kEnableZeroSuggestMostVisited, ""}, { IDS_FLAGS_ZERO_SUGGEST_MOST_VISITED_WITHOUT_SERP, switches::kEnableZeroSuggestMostVisitedWithoutSerp, ""}, { IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED, switches::kDisableZeroSuggest, ""} }; const Experiment::Choice kReaderModeHeuristicsChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", ""}, { IDS_FLAGS_READER_MODE_HEURISTICS_MARKUP, switches::kReaderModeHeuristics, switches::reader_mode_heuristics::kOGArticle }, { IDS_FLAGS_READER_MODE_HEURISTICS_ADABOOST, switches::kReaderModeHeuristics, switches::reader_mode_heuristics::kAdaBoost }, { IDS_FLAGS_READER_MODE_HEURISTICS_ALWAYS_ON, switches::kReaderModeHeuristics, switches::reader_mode_heuristics::kAlwaysTrue }, { IDS_FLAGS_READER_MODE_HEURISTICS_ALWAYS_OFF, switches::kReaderModeHeuristics, switches::reader_mode_heuristics::kNone }, }; #endif const Experiment::Choice kNumRasterThreadsChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_FLAGS_NUM_RASTER_THREADS_ONE, switches::kNumRasterThreads, "1" }, { IDS_FLAGS_NUM_RASTER_THREADS_TWO, switches::kNumRasterThreads, "2" }, { IDS_FLAGS_NUM_RASTER_THREADS_THREE, switches::kNumRasterThreads, "3" }, { IDS_FLAGS_NUM_RASTER_THREADS_FOUR, switches::kNumRasterThreads, "4" } }; const Experiment::Choice kGpuRasterizationMSAASampleCountChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_FLAGS_GPU_RASTERIZATION_MSAA_SAMPLE_COUNT_ZERO, switches::kGpuRasterizationMSAASampleCount, "0" }, { IDS_FLAGS_GPU_RASTERIZATION_MSAA_SAMPLE_COUNT_TWO, switches::kGpuRasterizationMSAASampleCount, "2" }, { IDS_FLAGS_GPU_RASTERIZATION_MSAA_SAMPLE_COUNT_FOUR, switches::kGpuRasterizationMSAASampleCount, "4" }, { IDS_FLAGS_GPU_RASTERIZATION_MSAA_SAMPLE_COUNT_EIGHT, switches::kGpuRasterizationMSAASampleCount, "8" }, { IDS_FLAGS_GPU_RASTERIZATION_MSAA_SAMPLE_COUNT_SIXTEEN, switches::kGpuRasterizationMSAASampleCount, "16" }, }; const Experiment::Choice kEnableGpuRasterizationChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_GENERIC_EXPERIMENT_CHOICE_ENABLED, switches::kEnableGpuRasterization, "" }, { IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED, switches::kDisableGpuRasterization, "" }, { IDS_FLAGS_FORCE_GPU_RASTERIZATION, switches::kForceGpuRasterization, "" }, }; #if defined(OS_CHROMEOS) const Experiment::Choice kMemoryPressureThresholdChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_FLAGS_CONSERVATIVE_THRESHOLDS, chromeos::switches::kMemoryPressureThresholds, chromeos::switches::kConservativeThreshold }, { IDS_FLAGS_AGGRESSIVE_CACHE_DISCARD_THRESHOLDS, chromeos::switches::kMemoryPressureThresholds, chromeos::switches::kAggressiveCacheDiscardThreshold }, { IDS_FLAGS_AGGRESSIVE_TAB_DISCARD_THRESHOLDS, chromeos::switches::kMemoryPressureThresholds, chromeos::switches::kAggressiveTabDiscardThreshold }, { IDS_FLAGS_AGGRESSIVE_THRESHOLDS, chromeos::switches::kMemoryPressureThresholds, chromeos::switches::kAggressiveThreshold }, }; #endif const Experiment::Choice kExtensionContentVerificationChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_FLAGS_EXTENSION_CONTENT_VERIFICATION_BOOTSTRAP, switches::kExtensionContentVerification, switches::kExtensionContentVerificationBootstrap }, { IDS_FLAGS_EXTENSION_CONTENT_VERIFICATION_ENFORCE, switches::kExtensionContentVerification, switches::kExtensionContentVerificationEnforce }, { IDS_FLAGS_EXTENSION_CONTENT_VERIFICATION_ENFORCE_STRICT, switches::kExtensionContentVerification, switches::kExtensionContentVerificationEnforceStrict }, }; const Experiment::Choice kAutofillSyncCredentialChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", ""}, { IDS_ALLOW_AUTOFILL_SYNC_CREDENTIAL, password_manager::switches::kAllowAutofillSyncCredential, ""}, { IDS_DISALLOW_AUTOFILL_SYNC_CREDENTIAL_FOR_REAUTH, password_manager::switches::kDisallowAutofillSyncCredentialForReauth, ""}, { IDS_DISALLOW_AUTOFILL_SYNC_CREDENTIAL, password_manager::switches::kDisallowAutofillSyncCredential, ""}, }; const Experiment::Choice kFillOnAccountSelectChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED, autofill::switches::kDisableFillOnAccountSelect, "" }, { IDS_FLAGS_FILL_ON_ACCOUNT_SELECT_ENABLE_HIGHLIGHTING, autofill::switches::kEnableFillOnAccountSelect, "" }, { IDS_FLAGS_FILL_ON_ACCOUNT_SELECT_ENABLE_NO_HIGHLIGHTING, autofill::switches::kEnableFillOnAccountSelectNoHighlighting, "" }, }; #if defined(USE_ASH) const Experiment::Choice kAshScreenRotationAnimationChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED, ash::switches::kAshEnableScreenRotationAnimation, "none" }, { IDS_ASH_SCREEN_ROTATION_ANIMATION_PARTIAL_ROTATION, ash::switches::kAshEnableScreenRotationAnimation, "partial-rotation" }, { IDS_ASH_SCREEN_ROTATION_ANIMATION_FULL_ROTATION, ash::switches::kAshEnableScreenRotationAnimation, "full-rotation" } }; #endif #if defined(ENABLE_TOPCHROME_MD) const Experiment::Choice kTopChromeMaterialDesignChoices[] = { {IDS_FLAGS_TOP_CHROME_MD_NON_MATERIAL, "", ""}, {IDS_FLAGS_TOP_CHROME_MD_MATERIAL, switches::kTopChromeMD, switches::kTopChromeMDMaterial}, {IDS_FLAGS_TOP_CHROME_MD_MATERIAL_HYBRID, switches::kTopChromeMD, switches::kTopChromeMDMaterialHybrid}}; #endif #if defined(OS_CHROMEOS) const Experiment::Choice kAshMaterialDesignInkDrop[] = { {IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", ""}, {IDS_FLAGS_MATERIAL_DESIGN_INK_DROP_CIRCLE, switches::kMaterialDesignInkDrop, switches::kMaterialDesignInkDropCircle}, {IDS_FLAGS_MATERIAL_DESIGN_INK_DROP_SQUARE, switches::kMaterialDesignInkDrop, switches::kMaterialDesignInkDropSquare}}; const Experiment::Choice kAshMaterialDesignInkDropAnimationSpeed[] = { {IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", ""}, {IDS_FLAGS_MATERIAL_DESIGN_INK_DROP_ANIMATION_FAST, switches::kMaterialDesignInkDropAnimationSpeed, switches::kMaterialDesignInkDropAnimationSpeedFast}, {IDS_FLAGS_MATERIAL_DESIGN_INK_DROP_ANIMATION_SLOW, switches::kMaterialDesignInkDropAnimationSpeed, switches::kMaterialDesignInkDropAnimationSpeedSlow}}; const Experiment::Choice kDataSaverPromptChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED, chromeos::switches::kDisableDataSaverPrompt, "" }, { IDS_GENERIC_EXPERIMENT_CHOICE_ENABLED, chromeos::switches::kEnableDataSaverPrompt, "" }, { IDS_FLAGS_DATASAVER_PROMPT_DEMO_MODE, chromeos::switches::kEnableDataSaverPrompt, chromeos::switches::kDataSaverPromptDemoMode }, }; const Experiment::Choice kFloatingVirtualKeyboardChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED, keyboard::switches::kFloatingVirtualKeyboard, keyboard::switches::kFloatingVirtualKeyboardDisabled}, { IDS_GENERIC_EXPERIMENT_CHOICE_ENABLED, keyboard::switches::kFloatingVirtualKeyboard, keyboard::switches::kFloatingVirtualKeyboardEnabled}, }; const Experiment::Choice kSmartVirtualKeyboardChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED, keyboard::switches::kSmartVirtualKeyboard, keyboard::switches::kSmartVirtualKeyboardDisabled}, { IDS_GENERIC_EXPERIMENT_CHOICE_ENABLED, keyboard::switches::kSmartVirtualKeyboard, keyboard::switches::kSmartVirtualKeyboardEnabled}, }; const Experiment::Choice kGestureTypingChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED, keyboard::switches::kGestureTyping, keyboard::switches::kGestureTypingDisabled}, { IDS_GENERIC_EXPERIMENT_CHOICE_ENABLED, keyboard::switches::kGestureTyping, keyboard::switches::kGestureTypingEnabled}, }; const Experiment::Choice kGestureEditingChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED, keyboard::switches::kGestureEditing, keyboard::switches::kGestureEditingDisabled}, { IDS_GENERIC_EXPERIMENT_CHOICE_ENABLED, keyboard::switches::kGestureEditing, keyboard::switches::kGestureEditingEnabled}, }; #endif const Experiment::Choice kDownloadNotificationChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_GENERIC_EXPERIMENT_CHOICE_ENABLED, switches::kEnableDownloadNotification, "enabled" }, { IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED, switches::kEnableDownloadNotification, "disabled" } }; const Experiment::Choice kSupervisedUserSafeSitesChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_GENERIC_EXPERIMENT_CHOICE_ENABLED, switches::kSupervisedUserSafeSites, "enabled" }, { IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED, switches::kSupervisedUserSafeSites, "disabled" }, { IDS_SUPERVISED_USER_SAFESITES_BLACKLIST_ONLY, switches::kSupervisedUserSafeSites, "blacklist-only" }, { IDS_SUPERVISED_USER_SAFESITES_ONLINE_CHECK_ONLY, switches::kSupervisedUserSafeSites, "online-check-only" } }; const Experiment::Choice kV8CacheOptionsChoices[] = { { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" }, { IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED, switches::kV8CacheOptions, "none" }, { IDS_FLAGS_V8_CACHE_OPTIONS_PARSE, switches::kV8CacheOptions, "parse" }, { IDS_FLAGS_V8_CACHE_OPTIONS_CODE, switches::kV8CacheOptions, "code" }, }; // RECORDING USER METRICS FOR FLAGS: // ----------------------------------------------------------------------------- // The first line of the experiment is the internal name. If you'd like to // gather statistics about the usage of your flag, you should append a marker // comment to the end of the feature name, like so: // "my-special-feature", // FLAGS:RECORD_UMA // // After doing that, run // tools/metrics/actions/extract_actions.py // to add the metric to actions.xml (which will enable UMA to record your // feature flag), then update the s and sections. Make sure // to include the actions.xml file when you upload your code for review! // // After your feature has shipped under a flag, you can locate the metrics under // the action name AboutFlags_internal-action-name. Actions are recorded once // per startup, so you should divide this number by AboutFlags_StartupTick to // get a sense of usage. Note that this will not be the same as number of users // with a given feature enabled because users can quit and relaunch the // application multiple times over a given time interval. The dashboard also // shows you how many (metrics reporting) users have enabled the flag over the // last seven days. However, note that this is not the same as the number of // users who have the flag enabled, since enabling the flag happens once, // whereas running with the flag enabled happens until the user flips the flag // again. // To add a new experiment add to the end of kExperiments. There are two // distinct types of experiments: // . SINGLE_VALUE: experiment is either on or off. Use the SINGLE_VALUE_TYPE // macro for this type supplying the command line to the macro. // . MULTI_VALUE: a list of choices, the first of which should correspond to a // deactivated state for this lab (i.e. no command line option). To specify // this type of experiment use the macro MULTI_VALUE_TYPE supplying it the // array of choices. // See the documentation of Experiment for details on the fields. // // Command-line switches must have entries in enum "LoginCustomFlags" in // histograms.xml. See note in histograms.xml and don't forget to run // AboutFlagsHistogramTest unit test to calculate and verify checksum. // // When adding a new choice, add it to the end of the list. const Experiment kExperiments[] = { {"ignore-gpu-blacklist", IDS_FLAGS_IGNORE_GPU_BLACKLIST_NAME, IDS_FLAGS_IGNORE_GPU_BLACKLIST_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kIgnoreGpuBlacklist)}, #if defined(OS_WIN) {"disable-direct-write", IDS_FLAGS_DISABLE_DIRECT_WRITE_NAME, IDS_FLAGS_DISABLE_DIRECT_WRITE_DESCRIPTION, kOsWin, SINGLE_VALUE_TYPE(switches::kDisableDirectWrite)}, #endif {"enable-experimental-canvas-features", IDS_FLAGS_ENABLE_EXPERIMENTAL_CANVAS_FEATURES_NAME, IDS_FLAGS_ENABLE_EXPERIMENTAL_CANVAS_FEATURES_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kEnableExperimentalCanvasFeatures)}, {"disable-accelerated-2d-canvas", IDS_FLAGS_DISABLE_ACCELERATED_2D_CANVAS_NAME, IDS_FLAGS_DISABLE_ACCELERATED_2D_CANVAS_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kDisableAccelerated2dCanvas)}, {"enable-display-list-2d-canvas", IDS_FLAGS_ENABLE_DISPLAY_LIST_2D_CANVAS_NAME, IDS_FLAGS_ENABLE_DISPLAY_LIST_2D_CANVAS_DESCRIPTION, kOsAll, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableDisplayList2dCanvas, switches::kDisableDisplayList2dCanvas)}, {"composited-layer-borders", IDS_FLAGS_COMPOSITED_LAYER_BORDERS, IDS_FLAGS_COMPOSITED_LAYER_BORDERS_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(cc::switches::kShowCompositedLayerBorders)}, {"show-fps-counter", IDS_FLAGS_SHOW_FPS_COUNTER, IDS_FLAGS_SHOW_FPS_COUNTER_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(cc::switches::kShowFPSCounter)}, {"disable-webgl", IDS_FLAGS_DISABLE_WEBGL_NAME, IDS_FLAGS_DISABLE_WEBGL_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kDisableExperimentalWebGL)}, {"disable-webrtc", IDS_FLAGS_DISABLE_WEBRTC_NAME, IDS_FLAGS_DISABLE_WEBRTC_DESCRIPTION, kOsAndroid, #if defined(OS_ANDROID) SINGLE_VALUE_TYPE(switches::kDisableWebRTC) #else SINGLE_VALUE_TYPE("") #endif }, #if defined(ENABLE_WEBRTC) {"disable-webrtc-hw-decoding", IDS_FLAGS_DISABLE_WEBRTC_HW_DECODING_NAME, IDS_FLAGS_DISABLE_WEBRTC_HW_DECODING_DESCRIPTION, kOsAndroid | kOsCrOS, SINGLE_VALUE_TYPE(switches::kDisableWebRtcHWDecoding)}, {"disable-webrtc-hw-encoding", IDS_FLAGS_DISABLE_WEBRTC_HW_ENCODING_NAME, IDS_FLAGS_DISABLE_WEBRTC_HW_ENCODING_DESCRIPTION, kOsAndroid | kOsCrOS, SINGLE_VALUE_TYPE(switches::kDisableWebRtcHWEncoding)}, {"enable-webrtc-stun-origin", IDS_FLAGS_ENABLE_WEBRTC_STUN_ORIGIN_NAME, IDS_FLAGS_ENABLE_WEBRTC_STUN_ORIGIN_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kEnableWebRtcStunOrigin)}, #endif #if defined(OS_ANDROID) {"disable-webaudio", IDS_FLAGS_DISABLE_WEBAUDIO_NAME, IDS_FLAGS_DISABLE_WEBAUDIO_DESCRIPTION, kOsAndroid, SINGLE_VALUE_TYPE(switches::kDisableWebAudio)}, #endif // Native client is compiled out when DISABLE_NACL is defined. #if !defined(DISABLE_NACL) {"enable-nacl", // FLAGS:RECORD_UMA IDS_FLAGS_ENABLE_NACL_NAME, IDS_FLAGS_ENABLE_NACL_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kEnableNaCl)}, {"enable-nacl-debug", // FLAGS:RECORD_UMA IDS_FLAGS_ENABLE_NACL_DEBUG_NAME, IDS_FLAGS_ENABLE_NACL_DEBUG_DESCRIPTION, kOsDesktop, SINGLE_VALUE_TYPE(switches::kEnableNaClDebug)}, {"nacl-debug-mask", // FLAGS:RECORD_UMA IDS_FLAGS_NACL_DEBUG_MASK_NAME, IDS_FLAGS_NACL_DEBUG_MASK_DESCRIPTION, kOsDesktop, MULTI_VALUE_TYPE(kNaClDebugMaskChoices)}, #endif #if defined(ENABLE_EXTENSIONS) {"extension-apis", // FLAGS:RECORD_UMA IDS_FLAGS_EXPERIMENTAL_EXTENSION_APIS_NAME, IDS_FLAGS_EXPERIMENTAL_EXTENSION_APIS_DESCRIPTION, kOsDesktop, SINGLE_VALUE_TYPE(extensions::switches::kEnableExperimentalExtensionApis)}, {"extensions-on-chrome-urls", IDS_FLAGS_EXTENSIONS_ON_CHROME_URLS_NAME, IDS_FLAGS_EXTENSIONS_ON_CHROME_URLS_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(extensions::switches::kExtensionsOnChromeURLs)}, #endif {"enable-fast-unload", IDS_FLAGS_ENABLE_FAST_UNLOAD_NAME, IDS_FLAGS_ENABLE_FAST_UNLOAD_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kEnableFastUnload)}, #if defined(ENABLE_EXTENSIONS) {"enable-app-window-controls", IDS_FLAGS_ENABLE_APP_WINDOW_CONTROLS_NAME, IDS_FLAGS_ENABLE_APP_WINDOW_CONTROLS_DESCRIPTION, kOsDesktop, SINGLE_VALUE_TYPE(extensions::switches::kEnableAppWindowControls)}, #endif {"disable-hyperlink-auditing", IDS_FLAGS_DISABLE_HYPERLINK_AUDITING_NAME, IDS_FLAGS_DISABLE_HYPERLINK_AUDITING_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kNoPings)}, #if defined(OS_ANDROID) {"contextual-search", IDS_FLAGS_ENABLE_CONTEXTUAL_SEARCH, IDS_FLAGS_ENABLE_CONTEXTUAL_SEARCH_DESCRIPTION, kOsAndroid, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableContextualSearch, switches::kDisableContextualSearch)}, #endif {"show-autofill-type-predictions", IDS_FLAGS_SHOW_AUTOFILL_TYPE_PREDICTIONS_NAME, IDS_FLAGS_SHOW_AUTOFILL_TYPE_PREDICTIONS_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(autofill::switches::kShowAutofillTypePredictions)}, {"enable-smooth-scrolling", // FLAGS:RECORD_UMA IDS_FLAGS_ENABLE_SMOOTH_SCROLLING_NAME, IDS_FLAGS_ENABLE_SMOOTH_SCROLLING_DESCRIPTION, // Can't expose the switch unless the code is compiled in. // On by default for the Mac (different implementation in WebKit). kOsLinux | kOsWin, SINGLE_VALUE_TYPE(switches::kEnableSmoothScrolling)}, #if defined(USE_AURA) || defined(OS_LINUX) {"overlay-scrollbars", IDS_FLAGS_ENABLE_OVERLAY_SCROLLBARS_NAME, IDS_FLAGS_ENABLE_OVERLAY_SCROLLBARS_DESCRIPTION, // Uses the system preference on Mac (a different implementation). // On Android, this is always enabled. kOsLinux | kOsCrOS | kOsWin, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableOverlayScrollbar, switches::kDisableOverlayScrollbar)}, #endif {"enable-panels", IDS_FLAGS_ENABLE_PANELS_NAME, IDS_FLAGS_ENABLE_PANELS_DESCRIPTION, kOsDesktop, SINGLE_VALUE_TYPE(switches::kEnablePanels)}, {// See http://crbug.com/120416 for how to remove this flag. "save-page-as-mhtml", // FLAGS:RECORD_UMA IDS_FLAGS_SAVE_PAGE_AS_MHTML_NAME, IDS_FLAGS_SAVE_PAGE_AS_MHTML_DESCRIPTION, kOsMac | kOsWin | kOsLinux, SINGLE_VALUE_TYPE(switches::kSavePageAsMHTML)}, {"enable-quic", IDS_FLAGS_ENABLE_QUIC_NAME, IDS_FLAGS_ENABLE_QUIC_DESCRIPTION, kOsAll, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableQuic, switches::kDisableQuic)}, {"disable-media-source", IDS_FLAGS_DISABLE_MEDIA_SOURCE_NAME, IDS_FLAGS_DISABLE_MEDIA_SOURCE_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kDisableMediaSource)}, {"disable-encrypted-media", IDS_FLAGS_DISABLE_ENCRYPTED_MEDIA_NAME, IDS_FLAGS_DISABLE_ENCRYPTED_MEDIA_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kDisableEncryptedMedia)}, {"disable-prefixed-encrypted-media", IDS_FLAGS_DISABLE_PREFIXED_ENCRYPTED_MEDIA_NAME, IDS_FLAGS_DISABLE_PREFIXED_ENCRYPTED_MEDIA_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kDisablePrefixedEncryptedMedia)}, {"disable-javascript-harmony-shipping", IDS_FLAGS_DISABLE_JAVASCRIPT_HARMONY_SHIPPING_NAME, IDS_FLAGS_DISABLE_JAVASCRIPT_HARMONY_SHIPPING_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kDisableJavaScriptHarmonyShipping)}, {"enable-javascript-harmony", IDS_FLAGS_ENABLE_JAVASCRIPT_HARMONY_NAME, IDS_FLAGS_ENABLE_JAVASCRIPT_HARMONY_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kJavaScriptHarmony)}, {"disable-software-rasterizer", IDS_FLAGS_DISABLE_SOFTWARE_RASTERIZER_NAME, IDS_FLAGS_DISABLE_SOFTWARE_RASTERIZER_DESCRIPTION, #if defined(ENABLE_SWIFTSHADER) kOsAll, #else 0, #endif SINGLE_VALUE_TYPE(switches::kDisableSoftwareRasterizer)}, {"enable-gpu-rasterization", IDS_FLAGS_ENABLE_GPU_RASTERIZATION_NAME, IDS_FLAGS_ENABLE_GPU_RASTERIZATION_DESCRIPTION, kOsAll, MULTI_VALUE_TYPE(kEnableGpuRasterizationChoices)}, {"gpu-rasterization-msaa-sample-count", IDS_FLAGS_GPU_RASTERIZATION_MSAA_SAMPLE_COUNT_NAME, IDS_FLAGS_GPU_RASTERIZATION_MSAA_SAMPLE_COUNT_DESCRIPTION, kOsAll, MULTI_VALUE_TYPE(kGpuRasterizationMSAASampleCountChoices)}, {"disable-slimming-paint", IDS_FLAGS_DISABLE_SLIMMING_PAINT_NAME, IDS_FLAGS_DISABLE_SLIMMING_PAINT_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kDisableSlimmingPaint)}, {"enable-slimming-paint", IDS_FLAGS_ENABLE_SLIMMING_PAINT_NAME, IDS_FLAGS_ENABLE_SLIMMING_PAINT_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kEnableSlimmingPaint)}, {"enable-experimental-web-platform-features", IDS_FLAGS_EXPERIMENTAL_WEB_PLATFORM_FEATURES_NAME, IDS_FLAGS_EXPERIMENTAL_WEB_PLATFORM_FEATURES_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kEnableExperimentalWebPlatformFeatures)}, {"enable-web-bluetooth", IDS_FLAGS_WEB_BLUETOOTH_NAME, IDS_FLAGS_WEB_BLUETOOTH_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kEnableWebBluetooth)}, {"enable-devtools-experiments", IDS_FLAGS_ENABLE_DEVTOOLS_EXPERIMENTS_NAME, IDS_FLAGS_ENABLE_DEVTOOLS_EXPERIMENTS_DESCRIPTION, kOsDesktop, SINGLE_VALUE_TYPE(switches::kEnableDevToolsExperiments)}, {"silent-debugger-extension-api", IDS_FLAGS_SILENT_DEBUGGER_EXTENSION_API_NAME, IDS_FLAGS_SILENT_DEBUGGER_EXTENSION_API_DESCRIPTION, kOsDesktop, SINGLE_VALUE_TYPE(switches::kSilentDebuggerExtensionAPI)}, #if defined(ENABLE_SPELLCHECK) #if defined(OS_ANDROID) {"enable-android-spellchecker", IDS_OPTIONS_ENABLE_SPELLCHECK, IDS_OPTIONS_ENABLE_ANDROID_SPELLCHECKER_DESCRIPTION, kOsAndroid, SINGLE_VALUE_TYPE(switches::kEnableAndroidSpellChecker)}, #endif {"spellcheck-autocorrect", IDS_FLAGS_SPELLCHECK_AUTOCORRECT, IDS_FLAGS_SPELLCHECK_AUTOCORRECT_DESCRIPTION, kOsWin | kOsLinux | kOsCrOS, SINGLE_VALUE_TYPE(switches::kEnableSpellingAutoCorrect)}, #endif #if defined(ENABLE_SPELLCHECK) && \ (defined(OS_LINUX) || defined(OS_WIN) || defined(OS_CHROMEOS)) {"enable-multilingual-spellchecker", IDS_FLAGS_ENABLE_MULTILINGUAL_SPELLCHECKER_NAME, IDS_FLAGS_ENABLE_MULTILINGUAL_SPELLCHECKER_DESCRIPTION, kOsWin | kOsLinux | kOsCrOS, SINGLE_VALUE_TYPE(switches::kEnableMultilingualSpellChecker)}, #endif {"enable-scroll-prediction", IDS_FLAGS_ENABLE_SCROLL_PREDICTION_NAME, IDS_FLAGS_ENABLE_SCROLL_PREDICTION_DESCRIPTION, kOsDesktop, SINGLE_VALUE_TYPE(switches::kEnableScrollPrediction)}, #if defined(ENABLE_TOPCHROME_MD) {"top-chrome-md", IDS_FLAGS_TOP_CHROME_MD, IDS_FLAGS_TOP_CHROME_MD_DESCRIPTION, kOsWin | kOsLinux | kOsCrOS, MULTI_VALUE_TYPE(kTopChromeMaterialDesignChoices)}, #endif {"touch-events", IDS_TOUCH_EVENTS_NAME, IDS_TOUCH_EVENTS_DESCRIPTION, kOsDesktop, MULTI_VALUE_TYPE(kTouchEventsChoices)}, {"disable-touch-adjustment", IDS_DISABLE_TOUCH_ADJUSTMENT_NAME, IDS_DISABLE_TOUCH_ADJUSTMENT_DESCRIPTION, kOsWin | kOsLinux | kOsCrOS | kOsAndroid, SINGLE_VALUE_TYPE(switches::kDisableTouchAdjustment)}, #if defined(OS_CHROMEOS) {"network-portal-notification", IDS_FLAGS_NETWORK_PORTAL_NOTIFICATION_NAME, IDS_FLAGS_NETWORK_PORTAL_NOTIFICATION_DESCRIPTION, kOsCrOS, ENABLE_DISABLE_VALUE_TYPE( chromeos::switches::kEnableNetworkPortalNotification, chromeos::switches::kDisableNetworkPortalNotification)}, #endif {"enable-download-resumption", IDS_FLAGS_ENABLE_DOWNLOAD_RESUMPTION_NAME, IDS_FLAGS_ENABLE_DOWNLOAD_RESUMPTION_DESCRIPTION, kOsDesktop, SINGLE_VALUE_TYPE(switches::kEnableDownloadResumption)}, {"enable-download-notification", IDS_FLAGS_ENABLE_DOWNLOAD_NOTIFICATION_NAME, IDS_FLAGS_ENABLE_DOWNLOAD_NOTIFICATION_DESCRIPTION, kOsDesktop, MULTI_VALUE_TYPE(kDownloadNotificationChoices)}, #if defined(ENABLE_PLUGINS) {"allow-nacl-socket-api", IDS_FLAGS_ALLOW_NACL_SOCKET_API_NAME, IDS_FLAGS_ALLOW_NACL_SOCKET_API_DESCRIPTION, kOsDesktop, SINGLE_VALUE_TYPE_AND_VALUE(switches::kAllowNaClSocketAPI, "*")}, #endif #if defined(OS_CHROMEOS) {"allow-touchpad-three-finger-click", IDS_FLAGS_ALLOW_TOUCHPAD_THREE_FINGER_CLICK_NAME, IDS_FLAGS_ALLOW_TOUCHPAD_THREE_FINGER_CLICK_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(chromeos::switches::kEnableTouchpadThreeFingerClick)}, {"ash-enable-unified-desktop", IDS_FLAGS_ASH_ENABLE_UNIFIED_DESKTOP_NAME, IDS_FLAGS_ASH_ENABLE_UNIFIED_DESKTOP_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(ash::switches::kAshEnableUnifiedDesktop)}, {"disable-easy-unlock", IDS_FLAGS_DISABLE_EASY_UNLOCK_NAME, IDS_FLAGS_DISABLE_EASY_UNLOCK_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(proximity_auth::switches::kDisableEasyUnlock)}, {"enable-easy-unlock-proximity-detection", IDS_FLAGS_ENABLE_EASY_UNLOCK_PROXIMITY_DETECTION_NAME, IDS_FLAGS_ENABLE_EASY_UNLOCK_PROXIMITY_DETECTION_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(proximity_auth::switches::kEnableProximityDetection)}, {"enable-easy-unlock-bluetooth-low-energy-detection", IDS_FLAGS_ENABLE_EASY_UNLOCK_BLUETOOTH_LOW_ENERGY_DISCOVERY_NAME, IDS_FLAGS_ENABLE_EASY_UNLOCK_BLUETOOTH_LOW_ENERGY_DISCOVERY_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE( proximity_auth::switches::kEnableBluetoothLowEnergyDiscovery)}, #endif #if defined(USE_ASH) {"disable-minimize-on-second-launcher-item-click", IDS_FLAGS_DISABLE_MINIMIZE_ON_SECOND_LAUNCHER_ITEM_CLICK_NAME, IDS_FLAGS_DISABLE_MINIMIZE_ON_SECOND_LAUNCHER_ITEM_CLICK_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kDisableMinimizeOnSecondLauncherItemClick)}, {"show-touch-hud", IDS_FLAGS_SHOW_TOUCH_HUD_NAME, IDS_FLAGS_SHOW_TOUCH_HUD_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(ash::switches::kAshTouchHud)}, { "enable-pinch", IDS_FLAGS_ENABLE_PINCH_SCALE_NAME, IDS_FLAGS_ENABLE_PINCH_SCALE_DESCRIPTION, kOsLinux | kOsWin | kOsCrOS, ENABLE_DISABLE_VALUE_TYPE(switches::kEnablePinch, switches::kDisablePinch), }, #endif // defined(USE_ASH) { "enable-viewport-meta", IDS_FLAGS_ENABLE_VIEWPORT_META_NAME, IDS_FLAGS_ENABLE_VIEWPORT_META_DESCRIPTION, kOsLinux | kOsWin | kOsCrOS | kOsMac, SINGLE_VALUE_TYPE(switches::kEnableViewportMeta), }, #if defined(OS_CHROMEOS) { "disable-boot-animation", IDS_FLAGS_DISABLE_BOOT_ANIMATION, IDS_FLAGS_DISABLE_BOOT_ANIMATION_DESCRIPTION, kOsCrOSOwnerOnly, SINGLE_VALUE_TYPE(chromeos::switches::kDisableBootAnimation), }, {"enable-video-player-chromecast-support", IDS_FLAGS_ENABLE_VIDEO_PLAYER_CHROMECAST_SUPPORT_NAME, IDS_FLAGS_ENABLE_VIDEO_PLAYER_CHROMECAST_SUPPORT_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE( chromeos::switches::kEnableVideoPlayerChromecastSupport)}, { "disable-office-editing-component-app", IDS_FLAGS_DISABLE_OFFICE_EDITING_COMPONENT_APP_NAME, IDS_FLAGS_DISABLE_OFFICE_EDITING_COMPONENT_APP_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(chromeos::switches::kDisableOfficeEditingComponentApp), }, { "disable-display-color-calibration", IDS_FLAGS_DISABLE_DISPLAY_COLOR_CALIBRATION_NAME, IDS_FLAGS_DISABLE_DISPLAY_COLOR_CALIBRATION_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(ui::switches::kDisableDisplayColorCalibration), }, { "ash-disable-screen-orientation-lock", IDS_FLAGS_ASH_DISABLE_SCREEN_ORIENTATION_LOCK_NAME, IDS_FLAGS_ASH_DISABLE_SCREEN_ORIENTATION_LOCK_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(ash::switches::kAshDisableScreenOrientationLock), }, #endif // defined(OS_CHROMEOS) { "disable-accelerated-video-decode", IDS_FLAGS_DISABLE_ACCELERATED_VIDEO_DECODE_NAME, IDS_FLAGS_DISABLE_ACCELERATED_VIDEO_DECODE_DESCRIPTION, kOsMac | kOsWin | kOsCrOS, SINGLE_VALUE_TYPE(switches::kDisableAcceleratedVideoDecode), }, #if defined(USE_ASH) { "ash-debug-shortcuts", IDS_FLAGS_DEBUG_SHORTCUTS_NAME, IDS_FLAGS_DEBUG_SHORTCUTS_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(ash::switches::kAshDebugShortcuts), }, { "ash-disable-maximize-mode-window-backdrop", IDS_FLAGS_ASH_DISABLE_MAXIMIZE_MODE_WINDOW_BACKDROP_NAME, IDS_FLAGS_ASH_DISABLE_MAXIMIZE_MODE_WINDOW_BACKDROP_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(ash::switches::kAshDisableMaximizeModeWindowBackdrop), }, { "ash-enable-touch-view-testing", IDS_FLAGS_ASH_ENABLE_TOUCH_VIEW_TESTING_NAME, IDS_FLAGS_ASH_ENABLE_TOUCH_VIEW_TESTING_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(ash::switches::kAshEnableTouchViewTesting), }, { "disable-touch-feedback", IDS_FLAGS_DISABLE_TOUCH_FEEDBACK_NAME, IDS_FLAGS_DISABLE_TOUCH_FEEDBACK_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(switches::kDisableTouchFeedback), }, { "ash-enable-mirrored-screen", IDS_FLAGS_ASH_ENABLE_MIRRORED_SCREEN_NAME, IDS_FLAGS_ASH_ENABLE_MIRRORED_SCREEN_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(ash::switches::kAshEnableMirroredScreen), }, {"ash-enable-screen-rotation-animations", IDS_FLAGS_ASH_ENABLE_SCREEN_ROTATION_ANIMATION_NAME, IDS_FLAGS_ASH_ENABLE_SCREEN_ROTATION_ANIMATION_DESCRIPTION, kOsCrOS, MULTI_VALUE_TYPE(kAshScreenRotationAnimationChoices)}, { "ash-stable-overview-order", IDS_FLAGS_ASH_STABLE_OVERVIEW_ORDER_NAME, IDS_FLAGS_ASH_STABLE_OVERVIEW_ORDER_DESCRIPTION, kOsCrOS, ENABLE_DISABLE_VALUE_TYPE(ash::switches::kAshEnableStableOverviewOrder, ash::switches::kAshDisableStableOverviewOrder), }, #endif // defined(USE_ASH) #if defined(OS_CHROMEOS) {"material-design-ink-drop", IDS_FLAGS_MATERIAL_DESIGN_INK_DROP_NAME, IDS_FLAGS_MATERIAL_DESIGN_INK_DROP_DESCRIPTION, kOsCrOS, MULTI_VALUE_TYPE(kAshMaterialDesignInkDrop)}, {"material-design-ink-drop-animation-speed", IDS_FLAGS_MATERIAL_DESIGN_INK_DROP_ANIMATION_SPEED_NAME, IDS_FLAGS_MATERIAL_DESIGN_INK_DROP_ANIMATION_SPEED_DESCRIPTION, kOsCrOS, MULTI_VALUE_TYPE(kAshMaterialDesignInkDropAnimationSpeed)}, {"disable-cloud-import", IDS_FLAGS_DISABLE_CLOUD_IMPORT, IDS_FLAGS_DISABLE_CLOUD_IMPORT_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(chromeos::switches::kDisableCloudImport)}, {"enable-request-tablet-site", IDS_FLAGS_ENABLE_REQUEST_TABLET_SITE_NAME, IDS_FLAGS_ENABLE_REQUEST_TABLET_SITE_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(chromeos::switches::kEnableRequestTabletSite)}, #endif {"debug-packed-apps", IDS_FLAGS_DEBUG_PACKED_APP_NAME, IDS_FLAGS_DEBUG_PACKED_APP_DESCRIPTION, kOsDesktop, SINGLE_VALUE_TYPE(switches::kDebugPackedApps)}, {"enable-password-generation", IDS_FLAGS_ENABLE_PASSWORD_GENERATION_NAME, IDS_FLAGS_ENABLE_PASSWORD_GENERATION_DESCRIPTION, kOsWin | kOsLinux | kOsCrOS | kOsMac | kOsAndroid, ENABLE_DISABLE_VALUE_TYPE(autofill::switches::kEnablePasswordGeneration, autofill::switches::kDisablePasswordGeneration)}, {"enable-automatic-password-saving", IDS_FLAGS_ENABLE_AUTOMATIC_PASSWORD_SAVING_NAME, IDS_FLAGS_ENABLE_AUTOMATIC_PASSWORD_SAVING_DESCRIPTION, kOsDesktop, SINGLE_VALUE_TYPE( password_manager::switches::kEnableAutomaticPasswordSaving)}, {"password-manager-reauthentication", IDS_FLAGS_PASSWORD_MANAGER_REAUTHENTICATION_NAME, IDS_FLAGS_PASSWORD_MANAGER_REAUTHENTICATION_DESCRIPTION, kOsMac | kOsWin, SINGLE_VALUE_TYPE(switches::kDisablePasswordManagerReauthentication)}, {"enable-password-force-saving", IDS_FLAGS_ENABLE_PASSWORD_FORCE_SAVING_NAME, IDS_FLAGS_ENABLE_PASSWORD_FORCE_SAVING_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(password_manager::switches::kEnablePasswordForceSaving)}, {"enable-password-link", IDS_FLAGS_PASSWORD_MANAGER_LINK_NAME, IDS_FLAGS_PASSWORD_MANAGER_LINK_DESCRIPTION, kOsAndroid | kOsDesktop, ENABLE_DISABLE_VALUE_TYPE( password_manager::switches::kEnablePasswordLink, password_manager::switches::kDisablePasswordLink)}, {"enable-affiliation-based-matching", IDS_FLAGS_ENABLE_AFFILIATION_BASED_MATCHING_NAME, IDS_FLAGS_ENABLE_AFFILIATION_BASED_MATCHING_DESCRIPTION, kOsWin | kOsLinux | kOsCrOS | kOsMac | kOsAndroid, ENABLE_DISABLE_VALUE_TYPE( password_manager::switches::kEnableAffiliationBasedMatching, password_manager::switches::kDisableAffiliationBasedMatching)}, {"wallet-service-use-sandbox", IDS_FLAGS_WALLET_SERVICE_USE_SANDBOX_NAME, IDS_FLAGS_WALLET_SERVICE_USE_SANDBOX_DESCRIPTION, kOsAndroid | kOsDesktop, ENABLE_DISABLE_VALUE_TYPE_AND_VALUE( autofill::switches::kWalletServiceUseSandbox, "1", autofill::switches::kWalletServiceUseSandbox, "0")}, #if defined(USE_AURA) {"overscroll-history-navigation", IDS_FLAGS_OVERSCROLL_HISTORY_NAVIGATION_NAME, IDS_FLAGS_OVERSCROLL_HISTORY_NAVIGATION_DESCRIPTION, kOsAll, MULTI_VALUE_TYPE(kOverscrollHistoryNavigationChoices)}, #endif {"scroll-end-effect", IDS_FLAGS_SCROLL_END_EFFECT_NAME, IDS_FLAGS_SCROLL_END_EFFECT_DESCRIPTION, kOsCrOS, ENABLE_DISABLE_VALUE_TYPE_AND_VALUE(switches::kScrollEndEffect, "1", switches::kScrollEndEffect, "0")}, {"enable-icon-ntp", IDS_FLAGS_ENABLE_ICON_NTP_NAME, IDS_FLAGS_ENABLE_ICON_NTP_DESCRIPTION, kOsAndroid | kOsMac | kOsWin | kOsLinux | kOsCrOS, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableIconNtp, switches::kDisableIconNtp)}, {"enable-touch-drag-drop", IDS_FLAGS_ENABLE_TOUCH_DRAG_DROP_NAME, IDS_FLAGS_ENABLE_TOUCH_DRAG_DROP_DESCRIPTION, kOsWin | kOsCrOS, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableTouchDragDrop, switches::kDisableTouchDragDrop)}, {"enable-touch-editing", IDS_FLAGS_ENABLE_TOUCH_EDITING_NAME, IDS_FLAGS_ENABLE_TOUCH_EDITING_DESCRIPTION, kOsCrOS | kOsWin | kOsLinux, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableTouchEditing, switches::kDisableTouchEditing)}, {"touch-selection-strategy", IDS_FLAGS_TOUCH_SELECTION_STRATEGY_NAME, IDS_FLAGS_TOUCH_SELECTION_STRATEGY_DESCRIPTION, kOsAndroid, // TODO(mfomitchev): Add CrOS/Win/Linux support soon. MULTI_VALUE_TYPE(kTouchTextSelectionStrategyChoices)}, {"enable-stale-while-revalidate", IDS_FLAGS_ENABLE_STALE_WHILE_REVALIDATE_NAME, IDS_FLAGS_ENABLE_STALE_WHILE_REVALIDATE_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kEnableStaleWhileRevalidate)}, {"enable-suggestions-service", IDS_FLAGS_ENABLE_SUGGESTIONS_SERVICE_NAME, IDS_FLAGS_ENABLE_SUGGESTIONS_SERVICE_DESCRIPTION, kOsAndroid | kOsCrOS, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableSuggestionsService, switches::kDisableSuggestionsService)}, {"enable-suggestions-with-substring-match", IDS_FLAGS_ENABLE_SUGGESTIONS_WITH_SUB_STRING_MATCH_NAME, IDS_FLAGS_ENABLE_SUGGESTIONS_WITH_SUB_STRING_MATCH_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE( autofill::switches::kEnableSuggestionsWithSubstringMatch)}, {"enable-supervised-user-managed-bookmarks-folder", IDS_FLAGS_ENABLE_SUPERVISED_USER_MANAGED_BOOKMARKS_FOLDER_NAME, IDS_FLAGS_ENABLE_SUPERVISED_USER_MANAGED_BOOKMARKS_FOLDER_DESCRIPTION, kOsAndroid | kOsMac | kOsWin | kOsLinux | kOsCrOS, SINGLE_VALUE_TYPE(switches::kEnableSupervisedUserManagedBookmarksFolder)}, #if defined(ENABLE_APP_LIST) {"enable-sync-app-list", IDS_FLAGS_ENABLE_SYNC_APP_LIST_NAME, IDS_FLAGS_ENABLE_SYNC_APP_LIST_DESCRIPTION, kOsDesktop, ENABLE_DISABLE_VALUE_TYPE(app_list::switches::kEnableSyncAppList, app_list::switches::kDisableSyncAppList)}, #endif #if defined(OS_MACOSX) {"enable-avfoundation", IDS_FLAGS_ENABLE_AVFOUNDATION_NAME, IDS_FLAGS_ENABLE_AVFOUNDATION_DESCRIPTION, kOsMac, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableAVFoundation, switches::kForceQTKit)}, #endif {"lcd-text-aa", IDS_FLAGS_LCD_TEXT_NAME, IDS_FLAGS_LCD_TEXT_DESCRIPTION, kOsDesktop, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableLCDText, switches::kDisableLCDText)}, #if defined(OS_ANDROID) || defined(OS_MACOSX) {"delegated-renderer", IDS_FLAGS_DELEGATED_RENDERER_NAME, IDS_FLAGS_DELEGATED_RENDERER_DESCRIPTION, kOsAndroid, // TODO(ccameron) Add mac support soon. ENABLE_DISABLE_VALUE_TYPE(switches::kEnableDelegatedRenderer, switches::kDisableDelegatedRenderer)}, #endif {"enable-offer-store-unmasked-wallet-cards", IDS_FLAGS_ENABLE_OFFER_STORE_UNMASKED_WALLET_CARDS, IDS_FLAGS_ENABLE_OFFER_STORE_UNMASKED_WALLET_CARDS_DESCRIPTION, kOsAll, ENABLE_DISABLE_VALUE_TYPE( autofill::switches::kEnableOfferStoreUnmaskedWalletCards, autofill::switches::kDisableOfferStoreUnmaskedWalletCards)}, {"enable-offline-auto-reload", IDS_FLAGS_ENABLE_OFFLINE_AUTO_RELOAD_NAME, IDS_FLAGS_ENABLE_OFFLINE_AUTO_RELOAD_DESCRIPTION, kOsAll, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableOfflineAutoReload, switches::kDisableOfflineAutoReload)}, {"enable-offline-auto-reload-visible-only", IDS_FLAGS_ENABLE_OFFLINE_AUTO_RELOAD_VISIBLE_ONLY_NAME, IDS_FLAGS_ENABLE_OFFLINE_AUTO_RELOAD_VISIBLE_ONLY_DESCRIPTION, kOsAll, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableOfflineAutoReloadVisibleOnly, switches::kDisableOfflineAutoReloadVisibleOnly)}, {"show-saved-copy", IDS_FLAGS_SHOW_SAVED_COPY_NAME, IDS_FLAGS_SHOW_SAVED_COPY_DESCRIPTION, kOsAll, MULTI_VALUE_TYPE(kShowSavedCopyChoices)}, {"default-tile-width", IDS_FLAGS_DEFAULT_TILE_WIDTH_NAME, IDS_FLAGS_DEFAULT_TILE_WIDTH_DESCRIPTION, kOsAll, MULTI_VALUE_TYPE(kDefaultTileWidthChoices)}, {"default-tile-height", IDS_FLAGS_DEFAULT_TILE_HEIGHT_NAME, IDS_FLAGS_DEFAULT_TILE_HEIGHT_DESCRIPTION, kOsAll, MULTI_VALUE_TYPE(kDefaultTileHeightChoices)}, #if defined(OS_ANDROID) {"disable-gesture-requirement-for-media-playback", IDS_FLAGS_DISABLE_GESTURE_REQUIREMENT_FOR_MEDIA_PLAYBACK_NAME, IDS_FLAGS_DISABLE_GESTURE_REQUIREMENT_FOR_MEDIA_PLAYBACK_DESCRIPTION, kOsAndroid, SINGLE_VALUE_TYPE(switches::kDisableGestureRequirementForMediaPlayback)}, #endif #if defined(OS_CHROMEOS) {"enable-virtual-keyboard", IDS_FLAGS_ENABLE_VIRTUAL_KEYBOARD_NAME, IDS_FLAGS_ENABLE_VIRTUAL_KEYBOARD_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(keyboard::switches::kEnableVirtualKeyboard)}, {"enable-virtual-keyboard-overscroll", IDS_FLAGS_ENABLE_VIRTUAL_KEYBOARD_OVERSCROLL_NAME, IDS_FLAGS_ENABLE_VIRTUAL_KEYBOARD_OVERSCROLL_DESCRIPTION, kOsCrOS, ENABLE_DISABLE_VALUE_TYPE( keyboard::switches::kEnableVirtualKeyboardOverscroll, keyboard::switches::kDisableVirtualKeyboardOverscroll)}, {"enable-input-view", IDS_FLAGS_ENABLE_INPUT_VIEW_NAME, IDS_FLAGS_ENABLE_INPUT_VIEW_DESCRIPTION, kOsCrOS, ENABLE_DISABLE_VALUE_TYPE(keyboard::switches::kEnableInputView, keyboard::switches::kDisableInputView)}, {"disable-new-korean-ime", IDS_FLAGS_DISABLE_NEW_KOREAN_IME_NAME, IDS_FLAGS_DISABLE_NEW_KOREAN_IME_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(chromeos::switches::kDisableNewKoreanIme)}, {"enable-physical-keyboard-autocorrect", IDS_FLAGS_ENABLE_PHYSICAL_KEYBOARD_AUTOCORRECT_NAME, IDS_FLAGS_ENABLE_PHYSICAL_KEYBOARD_AUTOCORRECT_DESCRIPTION, kOsCrOS, ENABLE_DISABLE_VALUE_TYPE( chromeos::switches::kEnablePhysicalKeyboardAutocorrect, chromeos::switches::kDisablePhysicalKeyboardAutocorrect)}, {"disable-voice-input", IDS_FLAGS_DISABLE_VOICE_INPUT_NAME, IDS_FLAGS_DISABLE_VOICE_INPUT_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(keyboard::switches::kDisableVoiceInput)}, {"enable-experimental-input-view-features", IDS_FLAGS_ENABLE_EXPERIMENTAL_INPUT_VIEW_FEATURES_NAME, IDS_FLAGS_ENABLE_EXPERIMENTAL_INPUT_VIEW_FEATURES_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE( keyboard::switches::kEnableExperimentalInputViewFeatures)}, {"floating-virtual-keyboard", IDS_FLAGS_FLOATING_VIRTUAL_KEYBOARD_NAME, IDS_FLAGS_FLOATING_VIRTUAL_KEYBOARD_DESCRIPTION, kOsCrOS, MULTI_VALUE_TYPE(kFloatingVirtualKeyboardChoices)}, {"smart-virtual-keyboard", IDS_FLAGS_SMART_VIRTUAL_KEYBOARD_NAME, IDS_FLAGS_SMART_VIRTUAL_KEYBOARD_DESCRIPTION, kOsCrOS, MULTI_VALUE_TYPE(kSmartVirtualKeyboardChoices)}, {"gesture-typing", IDS_FLAGS_GESTURE_TYPING_NAME, IDS_FLAGS_GESTURE_TYPING_DESCRIPTION, kOsCrOS, MULTI_VALUE_TYPE(kGestureTypingChoices)}, {"gesture-editing", IDS_FLAGS_GESTURE_EDITING_NAME, IDS_FLAGS_GESTURE_EDITING_DESCRIPTION, kOsCrOS, MULTI_VALUE_TYPE(kGestureEditingChoices)}, {"enable-fullscreen-app-list", IDS_FLAGS_FULLSCREEN_APP_LIST_NAME, IDS_FLAGS_FULLSCREEN_APP_LIST_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(ash::switches::kAshEnableFullscreenAppList)}, #endif {"enable-simple-cache-backend", IDS_FLAGS_ENABLE_SIMPLE_CACHE_BACKEND_NAME, IDS_FLAGS_ENABLE_SIMPLE_CACHE_BACKEND_DESCRIPTION, kOsWin | kOsMac | kOsLinux | kOsCrOS, MULTI_VALUE_TYPE(kSimpleCacheBackendChoices)}, {"enable-tcp-fast-open", IDS_FLAGS_ENABLE_TCP_FAST_OPEN_NAME, IDS_FLAGS_ENABLE_TCP_FAST_OPEN_DESCRIPTION, kOsLinux | kOsCrOS | kOsAndroid, SINGLE_VALUE_TYPE(switches::kEnableTcpFastOpen)}, #if defined(ENABLE_SERVICE_DISCOVERY) {"device-discovery-notifications", IDS_FLAGS_DEVICE_DISCOVERY_NOTIFICATIONS_NAME, IDS_FLAGS_DEVICE_DISCOVERY_NOTIFICATIONS_DESCRIPTION, kOsDesktop, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableDeviceDiscoveryNotifications, switches::kDisableDeviceDiscoveryNotifications)}, {"enable-print-preview-register-promos", IDS_FLAGS_ENABLE_PRINT_PREVIEW_REGISTER_PROMOS_NAME, IDS_FLAGS_ENABLE_PRINT_PREVIEW_REGISTER_PROMOS_DESCRIPTION, kOsDesktop, SINGLE_VALUE_TYPE(switches::kEnablePrintPreviewRegisterPromos)}, #endif // ENABLE_SERVICE_DISCOVERY #if defined(OS_WIN) {"enable-cloud-print-xps", IDS_FLAGS_ENABLE_CLOUD_PRINT_XPS_NAME, IDS_FLAGS_ENABLE_CLOUD_PRINT_XPS_DESCRIPTION, kOsWin, SINGLE_VALUE_TYPE(switches::kEnableCloudPrintXps)}, #endif #if defined(USE_AURA) {"tab-capture-upscale-quality", IDS_FLAGS_TAB_CAPTURE_UPSCALE_QUALITY_NAME, IDS_FLAGS_TAB_CAPTURE_UPSCALE_QUALITY_DESCRIPTION, kOsAll, MULTI_VALUE_TYPE(kTabCaptureUpscaleQualityChoices)}, {"tab-capture-downscale-quality", IDS_FLAGS_TAB_CAPTURE_DOWNSCALE_QUALITY_NAME, IDS_FLAGS_TAB_CAPTURE_DOWNSCALE_QUALITY_DESCRIPTION, kOsAll, MULTI_VALUE_TYPE(kTabCaptureDownscaleQualityChoices)}, #endif #if defined(TOOLKIT_VIEWS) {"disable-hide-inactive-stacked-tab-close-buttons", IDS_FLAGS_DISABLE_HIDE_INACTIVE_STACKED_TAB_CLOSE_BUTTONS_NAME, IDS_FLAGS_DISABLE_HIDE_INACTIVE_STACKED_TAB_CLOSE_BUTTONS_DESCRIPTION, kOsCrOS | kOsWin | kOsLinux, SINGLE_VALUE_TYPE(switches::kDisableHideInactiveStackedTabCloseButtons)}, #endif #if defined(ENABLE_SPELLCHECK) {"enable-spelling-feedback-field-trial", IDS_FLAGS_ENABLE_SPELLING_FEEDBACK_FIELD_TRIAL_NAME, IDS_FLAGS_ENABLE_SPELLING_FEEDBACK_FIELD_TRIAL_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kEnableSpellingFeedbackFieldTrial)}, #endif {"enable-webgl-draft-extensions", IDS_FLAGS_ENABLE_WEBGL_DRAFT_EXTENSIONS_NAME, IDS_FLAGS_ENABLE_WEBGL_DRAFT_EXTENSIONS_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kEnableWebGLDraftExtensions)}, {"enable-new-profile-management", IDS_FLAGS_ENABLE_NEW_PROFILE_MANAGEMENT_NAME, IDS_FLAGS_ENABLE_NEW_PROFILE_MANAGEMENT_DESCRIPTION, kOsAndroid | kOsMac | kOsWin | kOsLinux | kOsCrOS, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableNewProfileManagement, switches::kDisableNewProfileManagement)}, {"enable-account-consistency", IDS_FLAGS_ENABLE_ACCOUNT_CONSISTENCY_NAME, IDS_FLAGS_ENABLE_ACCOUNT_CONSISTENCY_DESCRIPTION, kOsAndroid | kOsMac | kOsWin | kOsLinux | kOsCrOS, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableAccountConsistency, switches::kDisableAccountConsistency)}, {"enable-iframe-based-signin", IDS_FLAGS_ENABLE_IFRAME_BASED_SIGNIN_NAME, IDS_FLAGS_ENABLE_IFRAME_BASED_SIGNIN_DESCRIPTION, kOsMac | kOsWin | kOsLinux, SINGLE_VALUE_TYPE(switches::kEnableIframeBasedSignin)}, {"enable-google-profile-info", IDS_FLAGS_ENABLE_GOOGLE_PROFILE_INFO_NAME, IDS_FLAGS_ENABLE_GOOGLE_PROFILE_INFO_DESCRIPTION, kOsMac | kOsWin | kOsLinux, SINGLE_VALUE_TYPE(switches::kGoogleProfileInfo)}, #if defined(ENABLE_EXTENSIONS) {"enable-surface-worker", IDS_FLAGS_ENABLE_SURFACE_WORKER_NAME, IDS_FLAGS_ENABLE_SURFACE_WORKER_DESCRIPTION, kOsDesktop, SINGLE_VALUE_TYPE(extensions::switches::kEnableSurfaceWorker)}, #endif #if defined(ENABLE_APP_LIST) {"reset-app-list-install-state", IDS_FLAGS_RESET_APP_LIST_INSTALL_STATE_NAME, IDS_FLAGS_RESET_APP_LIST_INSTALL_STATE_DESCRIPTION, kOsMac | kOsWin | kOsLinux, SINGLE_VALUE_TYPE(app_list::switches::kResetAppListInstallState)}, {"disable-drive-apps-in-app-list", IDS_FLAGS_DISABLE_DRIVE_APPS_IN_APP_LIST_NAME, IDS_FLAGS_DISABLE_DRIVE_APPS_IN_APP_LIST_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(app_list::switches::kDisableDriveAppsInAppList)}, #endif #if defined(OS_ANDROID) {"enable-accessibility-tab-switcher", IDS_FLAGS_ENABLE_ACCESSIBILITY_TAB_SWITCHER_NAME, IDS_FLAGS_ENABLE_ACCESSIBILITY_TAB_SWITCHER_DESCRIPTION, kOsAndroid, SINGLE_VALUE_TYPE(switches::kEnableAccessibilityTabSwitcher)}, {// TODO(dmazzoni): remove this flag when native android accessibility // ships in the stable channel. http://crbug.com/356775 "enable-accessibility-script-injection", IDS_FLAGS_ENABLE_ACCESSIBILITY_SCRIPT_INJECTION_NAME, IDS_FLAGS_ENABLE_ACCESSIBILITY_SCRIPT_INJECTION_DESCRIPTION, kOsAndroid, // Java-only switch: ContentSwitches.ENABLE_ACCESSIBILITY_SCRIPT_INJECTION. SINGLE_VALUE_TYPE("enable-accessibility-script-injection")}, #endif {"enable-one-copy", IDS_FLAGS_ONE_COPY_NAME, IDS_FLAGS_ONE_COPY_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kEnableOneCopy)}, {"enable-zero-copy", IDS_FLAGS_ZERO_COPY_NAME, IDS_FLAGS_ZERO_COPY_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kEnableZeroCopy)}, #if defined(OS_CHROMEOS) {"enable-first-run-ui-transitions", IDS_FLAGS_ENABLE_FIRST_RUN_UI_TRANSITIONS_NAME, IDS_FLAGS_ENABLE_FIRST_RUN_UI_TRANSITIONS_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(chromeos::switches::kEnableFirstRunUITransitions)}, #endif {"disable-new-bookmark-apps", IDS_FLAGS_NEW_BOOKMARK_APPS_NAME, IDS_FLAGS_NEW_BOOKMARK_APPS_DESCRIPTION, kOsWin | kOsCrOS | kOsLinux | kOsMac, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableNewBookmarkApps, switches::kDisableNewBookmarkApps)}, #if defined(OS_MACOSX) {"disable-hosted-app-shim-creation", IDS_FLAGS_DISABLE_HOSTED_APP_SHIM_CREATION_NAME, IDS_FLAGS_DISABLE_HOSTED_APP_SHIM_CREATION_DESCRIPTION, kOsMac, SINGLE_VALUE_TYPE(switches::kDisableHostedAppShimCreation)}, {"enable-hosted-app-quit-notification", IDS_FLAGS_ENABLE_HOSTED_APP_QUIT_NOTIFICATION_NAME, IDS_FLAGS_ENABLE_HOSTED_APP_QUIT_NOTIFICATION_DESCRIPTION, kOsMac, SINGLE_VALUE_TYPE(switches::kHostedAppQuitNotification)}, #endif {"enable-ephemeral-apps-in-webstore", IDS_FLAGS_ENABLE_EPHEMERAL_APPS_IN_WEBSTORE_NAME, IDS_FLAGS_ENABLE_EPHEMERAL_APPS_IN_WEBSTORE_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kEnableEphemeralAppsInWebstore)}, {"enable-linkable-ephemeral-apps", IDS_FLAGS_ENABLE_LINKABLE_EPHEMERAL_APPS_NAME, IDS_FLAGS_ENABLE_LINKABLE_EPHEMERAL_APPS_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kEnableLinkableEphemeralApps)}, #if defined(OS_ANDROID) {"disable-click-delay", IDS_FLAGS_DISABLE_CLICK_DELAY_NAME, IDS_FLAGS_DISABLE_CLICK_DELAY_DESCRIPTION, kOsAndroid, // Java-only switch: CommandLine.DISABLE_CLICK_DELAY SINGLE_VALUE_TYPE("disable-click-delay")}, {"disable-pull-to-refresh-effect", IDS_FLAGS_DISABLE_PULL_TO_REFRESH_EFFECT_NAME, IDS_FLAGS_DISABLE_PULL_TO_REFRESH_EFFECT_DESCRIPTION, kOsAndroid, SINGLE_VALUE_TYPE(switches::kDisablePullToRefreshEffect)}, #endif #if defined(OS_MACOSX) {"enable-translate-new-ux", IDS_FLAGS_ENABLE_TRANSLATE_NEW_UX_NAME, IDS_FLAGS_ENABLE_TRANSLATE_NEW_UX_DESCRIPTION, kOsMac, SINGLE_VALUE_TYPE(switches::kEnableTranslateNewUX)}, #endif #if defined(TOOLKIT_VIEWS) {"disable-views-rect-based-targeting", // FLAGS:RECORD_UMA IDS_FLAGS_DISABLE_VIEWS_RECT_BASED_TARGETING_NAME, IDS_FLAGS_DISABLE_VIEWS_RECT_BASED_TARGETING_DESCRIPTION, kOsCrOS | kOsWin | kOsLinux, SINGLE_VALUE_TYPE(views::switches::kDisableViewsRectBasedTargeting)}, {"enable-link-disambiguation-popup", IDS_FLAGS_ENABLE_LINK_DISAMBIGUATION_POPUP_NAME, IDS_FLAGS_ENABLE_LINK_DISAMBIGUATION_POPUP_DESCRIPTION, kOsCrOS | kOsWin, SINGLE_VALUE_TYPE(switches::kEnableLinkDisambiguationPopup)}, #endif #if defined(ENABLE_EXTENSIONS) {"enable-apps-show-on-first-paint", IDS_FLAGS_ENABLE_APPS_SHOW_ON_FIRST_PAINT_NAME, IDS_FLAGS_ENABLE_APPS_SHOW_ON_FIRST_PAINT_DESCRIPTION, kOsDesktop, SINGLE_VALUE_TYPE(extensions::switches::kEnableAppsShowOnFirstPaint)}, #endif {"enhanced-bookmarks-experiment", IDS_FLAGS_ENABLE_ENHANCED_BOOKMARKS_NAME, IDS_FLAGS_ENABLE_ENHANCED_BOOKMARKS_DESCRIPTION, kOsDesktop | kOsAndroid, ENABLE_DISABLE_VALUE_TYPE_AND_VALUE(switches::kEnhancedBookmarksExperiment, "1", switches::kEnhancedBookmarksExperiment, "0")}, #if defined(OS_ANDROID) {"enable-zero-suggest-experiment", IDS_FLAGS_ZERO_SUGGEST_EXPERIMENT_NAME, IDS_FLAGS_ZERO_SUGGEST_EXPERIMENT_DESCRIPTION, kOsAndroid, MULTI_VALUE_TYPE(kZeroSuggestExperimentsChoices)}, {"reader-mode-heuristics", IDS_FLAGS_READER_MODE_HEURISTICS_NAME, IDS_FLAGS_READER_MODE_HEURISTICS_DESCRIPTION, kOsAndroid, MULTI_VALUE_TYPE(kReaderModeHeuristicsChoices)}, {"enable-reader-mode-toolbar-icon", IDS_FLAGS_READER_MODE_EXPERIMENT_NAME, IDS_FLAGS_READER_MODE_EXPERIMENT_DESCRIPTION, kOsAndroid, SINGLE_VALUE_TYPE(switches::kEnableReaderModeToolbarIcon)}, {"enable-dom-distiller-button-animation", IDS_FLAGS_READER_MODE_BUTTON_ANIMATION, IDS_FLAGS_READER_MODE_BUTTON_ANIMATION_DESCRIPTION, kOsAndroid, SINGLE_VALUE_TYPE(switches::kEnableDomDistillerButtonAnimation)}, #endif {"num-raster-threads", IDS_FLAGS_NUM_RASTER_THREADS_NAME, IDS_FLAGS_NUM_RASTER_THREADS_DESCRIPTION, kOsAll, MULTI_VALUE_TYPE(kNumRasterThreadsChoices)}, {"enable-single-click-autofill", IDS_FLAGS_ENABLE_SINGLE_CLICK_AUTOFILL_NAME, IDS_FLAGS_ENABLE_SINGLE_CLICK_AUTOFILL_DESCRIPTION, kOsCrOS | kOsMac | kOsWin | kOsLinux | kOsAndroid, ENABLE_DISABLE_VALUE_TYPE( autofill::switches::kEnableSingleClickAutofill, autofill::switches::kDisableSingleClickAutofill)}, {"enable-site-engagement-service", IDS_FLAGS_ENABLE_SITE_ENGAGEMENT_SERVICE_NAME, IDS_FLAGS_ENABLE_SITE_ENGAGEMENT_SERVICE_DESCRIPTION, kOsAll, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableSiteEngagementService, switches::kDisableSiteEngagementService)}, {"enable-session-crashed-bubble", IDS_FLAGS_ENABLE_SESSION_CRASHED_BUBBLE_NAME, IDS_FLAGS_ENABLE_SESSION_CRASHED_BUBBLE_DESCRIPTION, kOsWin | kOsLinux, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableSessionCrashedBubble, switches::kDisableSessionCrashedBubble)}, {"enable-pdf-material-ui", IDS_FLAGS_PDF_MATERIAL_UI_NAME, IDS_FLAGS_PDF_MATERIAL_UI_DESCRIPTION, kOsDesktop, ENABLE_DISABLE_VALUE_TYPE(switches::kEnablePdfMaterialUI, switches::kDisablePdfMaterialUI)}, {"disable-cast-streaming-hw-encoding", IDS_FLAGS_DISABLE_CAST_STREAMING_HW_ENCODING_NAME, IDS_FLAGS_DISABLE_CAST_STREAMING_HW_ENCODING_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kDisableCastStreamingHWEncoding)}, #if defined(OS_ANDROID) {"disable-cast", IDS_FLAGS_DISABLE_CAST_NAME, IDS_FLAGS_DISABLE_CAST_DESCRIPTION, kOsAndroid, SINGLE_VALUE_TYPE(switches::kDisableCast)}, {"prefetch-search-results", IDS_FLAGS_PREFETCH_SEARCH_RESULTS_NAME, IDS_FLAGS_PREFETCH_SEARCH_RESULTS_DESCRIPTION, kOsAndroid, SINGLE_VALUE_TYPE(switches::kPrefetchSearchResults)}, #endif #if defined(ENABLE_APP_LIST) {"enable-experimental-app-list", IDS_FLAGS_ENABLE_EXPERIMENTAL_APP_LIST_NAME, IDS_FLAGS_ENABLE_EXPERIMENTAL_APP_LIST_DESCRIPTION, kOsWin | kOsLinux | kOsCrOS, ENABLE_DISABLE_VALUE_TYPE( app_list::switches::kEnableExperimentalAppList, app_list::switches::kDisableExperimentalAppList)}, {"enable-centered-app-list", IDS_FLAGS_ENABLE_CENTERED_APP_LIST_NAME, IDS_FLAGS_ENABLE_CENTERED_APP_LIST_DESCRIPTION, kOsWin | kOsLinux | kOsCrOS, SINGLE_VALUE_TYPE(app_list::switches::kEnableCenteredAppList)}, {"enable-new-app-list-mixer", IDS_FLAGS_ENABLE_NEW_APP_LIST_MIXER_NAME, IDS_FLAGS_ENABLE_NEW_APP_LIST_MIXER_DESCRIPTION, kOsWin | kOsLinux | kOsCrOS | kOsMac, ENABLE_DISABLE_VALUE_TYPE(app_list::switches::kEnableNewAppListMixer, app_list::switches::kDisableNewAppListMixer)}, #endif {"disable-threaded-scrolling", IDS_FLAGS_DISABLE_THREADED_SCROLLING_NAME, IDS_FLAGS_DISABLE_THREADED_SCROLLING_DESCRIPTION, kOsWin | kOsLinux | kOsCrOS | kOsAndroid | kOsMac, SINGLE_VALUE_TYPE(switches::kDisableThreadedScrolling)}, {"invert-viewport-scroll-order", IDS_FLAGS_INVERT_VIEWPORT_SCROLL_ORDER_NAME, IDS_FLAGS_INVERT_VIEWPORT_SCROLL_ORDER_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kInvertViewportScrollOrder)}, {"bleeding-edge-renderer-mode", IDS_FLAGS_BLEEDING_RENDERER_NAME, IDS_FLAGS_BLEEDING_RENDERER_DESCRIPTION, kOsAndroid, SINGLE_VALUE_TYPE(switches::kEnableBleedingEdgeRenderingFastPaths)}, {"enable-settings-window", IDS_FLAGS_ENABLE_SETTINGS_WINDOW_NAME, IDS_FLAGS_ENABLE_SETTINGS_WINDOW_DESCRIPTION, kOsDesktop, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableSettingsWindow, switches::kDisableSettingsWindow)}, {"enable-save-password-bubble", IDS_FLAGS_ENABLE_SAVE_PASSWORD_BUBBLE_NAME, IDS_FLAGS_ENABLE_SAVE_PASSWORD_BUBBLE_DESCRIPTION, kOsWin | kOsLinux | kOsCrOS | kOsMac, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableSavePasswordBubble, switches::kDisableSavePasswordBubble)}, {"enable-apps-file-associations", IDS_FLAGS_ENABLE_APPS_FILE_ASSOCIATIONS_NAME, IDS_FLAGS_ENABLE_APPS_FILE_ASSOCIATIONS_DESCRIPTION, kOsMac, SINGLE_VALUE_TYPE(switches::kEnableAppsFileAssociations)}, #if defined(OS_ANDROID) {"enable-embeddedsearch-api", IDS_FLAGS_ENABLE_EMBEDDEDSEARCH_API_NAME, IDS_FLAGS_ENABLE_EMBEDDEDSEARCH_API_DESCRIPTION, kOsAndroid, SINGLE_VALUE_TYPE(switches::kEnableEmbeddedSearchAPI)}, #endif {"distance-field-text", IDS_FLAGS_DISTANCE_FIELD_TEXT_NAME, IDS_FLAGS_DISTANCE_FIELD_TEXT_DESCRIPTION, kOsAll, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableDistanceFieldText, switches::kDisableDistanceFieldText)}, {"extension-content-verification", IDS_FLAGS_EXTENSION_CONTENT_VERIFICATION_NAME, IDS_FLAGS_EXTENSION_CONTENT_VERIFICATION_DESCRIPTION, kOsDesktop, MULTI_VALUE_TYPE(kExtensionContentVerificationChoices)}, #if defined(ENABLE_EXTENSIONS) {"extension-active-script-permission", IDS_FLAGS_USER_CONSENT_FOR_EXTENSION_SCRIPTS_NAME, IDS_FLAGS_USER_CONSENT_FOR_EXTENSION_SCRIPTS_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(extensions::switches::kEnableScriptsRequireAction)}, #endif #if defined(OS_ANDROID) {"enable-data-reduction-proxy-dev", IDS_FLAGS_ENABLE_DATA_REDUCTION_PROXY_DEV_NAME, IDS_FLAGS_ENABLE_DATA_REDUCTION_PROXY_DEV_DESCRIPTION, kOsAndroid, ENABLE_DISABLE_VALUE_TYPE( data_reduction_proxy::switches::kEnableDataReductionProxyDev, data_reduction_proxy::switches::kDisableDataReductionProxyDev)}, {"enable-data-reduction-proxy-carrier-test", IDS_FLAGS_ENABLE_DATA_REDUCTION_PROXY_CARRIER_TEST_NAME, IDS_FLAGS_ENABLE_DATA_REDUCTION_PROXY_CARRIER_TEST_DESCRIPTION, kOsAndroid, SINGLE_VALUE_TYPE( data_reduction_proxy::switches::kEnableDataReductionProxyCarrierTest)}, #endif {"enable-hotword-hardware", IDS_FLAGS_ENABLE_EXPERIMENTAL_HOTWORD_HARDWARE_NAME, IDS_FLAGS_ENABLE_EXPERIMENTAL_HOTWORD_HARDWARE_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(switches::kEnableExperimentalHotwordHardware)}, #if defined(ENABLE_EXTENSIONS) {"enable-embedded-extension-options", IDS_FLAGS_ENABLE_EMBEDDED_EXTENSION_OPTIONS_NAME, IDS_FLAGS_ENABLE_EMBEDDED_EXTENSION_OPTIONS_DESCRIPTION, kOsDesktop, SINGLE_VALUE_TYPE(extensions::switches::kEnableEmbeddedExtensionOptions)}, #endif #if defined(USE_ASH) {"enable-web-app-frame", IDS_FLAGS_ENABLE_WEB_APP_FRAME_NAME, IDS_FLAGS_ENABLE_WEB_APP_FRAME_DESCRIPTION, kOsWin | kOsCrOS, SINGLE_VALUE_TYPE(switches::kEnableWebAppFrame)}, #endif {"enable-drop-sync-credential", IDS_FLAGS_ENABLE_DROP_SYNC_CREDENTIAL_NAME, IDS_FLAGS_ENABLE_DROP_SYNC_CREDENTIAL_DESCRIPTION, kOsAll, ENABLE_DISABLE_VALUE_TYPE( password_manager::switches::kEnableDropSyncCredential, password_manager::switches::kDisableDropSyncCredential)}, #if defined(ENABLE_EXTENSIONS) {"enable-extension-action-redesign", IDS_FLAGS_ENABLE_EXTENSION_ACTION_REDESIGN_NAME, IDS_FLAGS_ENABLE_EXTENSION_ACTION_REDESIGN_DESCRIPTION, kOsDesktop, SINGLE_VALUE_TYPE(extensions::switches::kEnableExtensionActionRedesign)}, #endif {"autofill-sync-credential", IDS_FLAGS_AUTOFILL_SYNC_CREDENTIAL_NAME, IDS_FLAGS_AUTOFILL_SYNC_CREDENTIAL_DESCRIPTION, kOsAll, MULTI_VALUE_TYPE(kAutofillSyncCredentialChoices)}, #if !defined(OS_ANDROID) {"enable-message-center-always-scroll-up-upon-notification-removal", IDS_FLAGS_ENABLE_MESSAGE_CENTER_ALWAYS_SCROLL_UP_UPON_REMOVAL_NAME, IDS_FLAGS_ENABLE_MESSAGE_CENTER_ALWAYS_SCROLL_UP_UPON_REMOVAL_DESCRIPTION, kOsDesktop, SINGLE_VALUE_TYPE( switches::kEnableMessageCenterAlwaysScrollUpUponNotificationRemoval)}, #endif #if !defined(OS_ANDROID) && !defined(OS_IOS) {"enable-md-settings", IDS_FLAGS_ENABLE_MATERIAL_DESIGN_SETTINGS_NAME, IDS_FLAGS_ENABLE_MATERIAL_DESIGN_SETTINGS_DESCRIPTION, kOsDesktop, SINGLE_VALUE_TYPE(switches::kEnableMaterialDesignSettings)}, #endif #if defined(OS_CHROMEOS) {"memory-pressure-thresholds", IDS_FLAGS_MEMORY_PRESSURE_THRESHOLD_NAME, IDS_FLAGS_MEMORY_PRESSURE_THRESHOLD_DESCRIPTION, kOsCrOS, MULTI_VALUE_TYPE(kMemoryPressureThresholdChoices)}, {"wake-on-packets", IDS_FLAGS_WAKE_ON_PACKETS_NAME, IDS_FLAGS_WAKE_ON_PACKETS_DESCRIPTION, kOsCrOSOwnerOnly, SINGLE_VALUE_TYPE(chromeos::switches::kWakeOnPackets)}, #endif // OS_CHROMEOS {"enable-tab-audio-muting", IDS_FLAGS_ENABLE_TAB_AUDIO_MUTING_NAME, IDS_FLAGS_ENABLE_TAB_AUDIO_MUTING_DESCRIPTION, kOsDesktop, SINGLE_VALUE_TYPE(switches::kEnableTabAudioMuting)}, {"enable-credential-manager-api", IDS_FLAGS_CREDENTIAL_MANAGER_API_NAME, IDS_FLAGS_CREDENTIAL_MANAGER_API_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kEnableCredentialManagerAPI)}, {"reduced-referrer-granularity", IDS_FLAGS_REDUCED_REFERRER_GRANULARITY_NAME, IDS_FLAGS_REDUCED_REFERRER_GRANULARITY_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kReducedReferrerGranularity)}, #if defined(ENABLE_PLUGINS) {"enable-plugin-power-saver", IDS_FLAGS_ENABLE_PLUGIN_POWER_SAVER_NAME, IDS_FLAGS_ENABLE_PLUGIN_POWER_SAVER_DESCRIPTION, kOsDesktop, ENABLE_DISABLE_VALUE_TYPE(plugins::switches::kEnablePluginPowerSaver, plugins::switches::kDisablePluginPowerSaver)}, #endif #if defined(OS_CHROMEOS) {"disable-new-zip-unpacker", IDS_FLAGS_DISABLE_NEW_ZIP_UNPACKER_NAME, IDS_FLAGS_DISABLE_NEW_ZIP_UNPACKER_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(chromeos::switches::kDisableNewZIPUnpacker)}, #endif // defined(OS_CHROMEOS) {"enable-credit-card-scan", IDS_FLAGS_ENABLE_CREDIT_CARD_SCAN_NAME, IDS_FLAGS_ENABLE_CREDIT_CARD_SCAN_DESCRIPTION, kOsAndroid, ENABLE_DISABLE_VALUE_TYPE(autofill::switches::kEnableCreditCardScan, autofill::switches::kDisableCreditCardScan)}, #if defined(OS_CHROMEOS) {"disable-captive-portal-bypass-proxy", IDS_FLAGS_DISABLE_CAPTIVE_PORTAL_BYPASS_PROXY_NAME, IDS_FLAGS_DISABLE_CAPTIVE_PORTAL_BYPASS_PROXY_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(chromeos::switches::kDisableCaptivePortalBypassProxy)}, #endif // defined(OS_CHROMEOS) #if defined(OS_ANDROID) {"enable-seccomp-filter-sandbox", IDS_FLAGS_ENABLE_SECCOMP_FILTER_SANDBOX_ANDROID_NAME, IDS_FLAGS_ENABLE_SECCOMP_FILTER_SANDBOX_ANDROID_DESCRIPTION, kOsAndroid, SINGLE_VALUE_TYPE(switches::kEnableSeccompFilterSandbox)}, #endif {"enable-touch-hover", IDS_FLAGS_ENABLE_TOUCH_HOVER_NAME, IDS_FLAGS_ENABLE_TOUCH_HOVER_DESCRIPTION, kOsAndroid, SINGLE_VALUE_TYPE("enable-touch-hover")}, {"enable-fill-on-account-select", IDS_FILL_ON_ACCOUNT_SELECT_NAME, IDS_FILL_ON_ACCOUNT_SELECT_DESCRIPTION, kOsAll, MULTI_VALUE_TYPE(kFillOnAccountSelectChoices)}, #if defined(OS_CHROMEOS) {"enable-wifi-credential-sync", // FLAGS:RECORD_UMA IDS_FLAGS_ENABLE_WIFI_CREDENTIAL_SYNC_NAME, IDS_FLAGS_ENABLE_WIFI_CREDENTIAL_SYNC_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(switches::kEnableWifiCredentialSync)}, {"enable-potentially-annoying-security-features", IDS_FLAGS_EXPERIMENTAL_SECURITY_FEATURES_NAME, IDS_FLAGS_EXPERIMENTAL_SECURITY_FEATURES_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kEnablePotentiallyAnnoyingSecurityFeatures)}, #endif {"disable-delay-agnostic-aec", IDS_FLAGS_DISABLE_DELAY_AGNOSTIC_AEC_NAME, IDS_FLAGS_DISABLE_DELAY_AGNOSTIC_AEC_DESCRIPTION, kOsWin | kOsLinux | kOsCrOS, SINGLE_VALUE_TYPE(switches::kDisableDelayAgnosticAec)}, {"enable-delay-agnostic-aec", IDS_FLAGS_ENABLE_DELAY_AGNOSTIC_AEC_NAME, IDS_FLAGS_ENABLE_DELAY_AGNOSTIC_AEC_DESCRIPTION, kOsMac, SINGLE_VALUE_TYPE(switches::kEnableDelayAgnosticAec)}, {"mark-non-secure-as", // FLAGS:RECORD_UMA IDS_MARK_NON_SECURE_AS_NAME, IDS_MARK_NON_SECURE_AS_DESCRIPTION, kOsAll, MULTI_VALUE_TYPE(kMarkNonSecureAsChoices)}, {"enable-site-per-process", IDS_FLAGS_ENABLE_SITE_PER_PROCESS_NAME, IDS_FLAGS_ENABLE_SITE_PER_PROCESS_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kSitePerProcess)}, #if defined(OS_MACOSX) {"enable-harfbuzz-rendertext", IDS_FLAGS_ENABLE_HARFBUZZ_RENDERTEXT_NAME, IDS_FLAGS_ENABLE_HARFBUZZ_RENDERTEXT_DESCRIPTION, kOsMac, SINGLE_VALUE_TYPE(switches::kEnableHarfBuzzRenderText)}, #endif // defined(OS_MACOSX) #if defined(OS_CHROMEOS) {"disable-timezone-tracking", IDS_FLAGS_DISABLE_RESOLVE_TIMEZONE_BY_GEOLOCATION_NAME, IDS_FLAGS_DISABLE_RESOLVE_TIMEZONE_BY_GEOLOCATION_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(chromeos::switches::kDisableTimeZoneTrackingOption)}, #endif // defined(OS_CHROMEOS) {"data-reduction-proxy-lo-fi", IDS_FLAGS_DATA_REDUCTION_PROXY_LO_FI_NAME, IDS_FLAGS_DATA_REDUCTION_PROXY_LO_FI_DESCRIPTION, kOsAll, MULTI_VALUE_TYPE(kDataReductionProxyLoFiChoices)}, {"clear-data-reduction-proxy-data-savings", IDS_FLAGS_DATA_REDUCTION_PROXY_RESET_SAVINGS_NAME, IDS_FLAGS_DATA_REDUCTION_PROXY_RESET_SAVINGS_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE( data_reduction_proxy::switches::kClearDataReductionProxyDataSavings)}, {"enable-data-reduction-proxy-config-client", IDS_FLAGS_DATA_REDUCTION_PROXY_CONFIG_CLIENT_NAME, IDS_FLAGS_DATA_REDUCTION_PROXY_CONFIG_CLIENT_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(data_reduction_proxy::switches:: kEnableDataReductionProxyConfigClient)}, #if defined(ENABLE_DATA_REDUCTION_PROXY_DEBUGGING) {"enable-data-reduction-proxy-bypass-warnings", IDS_FLAGS_ENABLE_DATA_REDUCTION_PROXY_BYPASS_WARNING_NAME, IDS_FLAGS_ENABLE_DATA_REDUCTION_PROXY_BYPASS_WARNING_DESCRIPTION, kOsAndroid, SINGLE_VALUE_TYPE(data_reduction_proxy::switches:: kEnableDataReductionProxyBypassWarning)}, #endif {"allow-insecure-localhost", IDS_ALLOW_INSECURE_LOCALHOST, IDS_ALLOW_INSECURE_LOCALHOST_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kAllowInsecureLocalhost)}, {"enable-add-to-shelf", IDS_FLAGS_ENABLE_ADD_TO_SHELF_NAME, IDS_FLAGS_ENABLE_ADD_TO_SHELF_DESCRIPTION, kOsDesktop, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableAddToShelf, switches::kDisableAddToShelf)}, {"bypass-app-banner-engagement-checks", IDS_FLAGS_BYPASS_APP_BANNER_ENGAGEMENT_CHECKS_NAME, IDS_FLAGS_BYPASS_APP_BANNER_ENGAGEMENT_CHECKS_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kBypassAppBannerEngagementChecks)}, {"use-sync-sandbox", IDS_FLAGS_SYNC_SANDBOX_NAME, IDS_FLAGS_SYNC_SANDBOX_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE_AND_VALUE( switches::kSyncServiceURL, "https://chrome-sync.sandbox.google.com/chrome-sync/alpha")}, {"enable-child-account-detection", IDS_FLAGS_CHILD_ACCOUNT_DETECTION_NAME, IDS_FLAGS_CHILD_ACCOUNT_DETECTION_DESCRIPTION, kOsAndroid | kOsMac | kOsWin | kOsLinux | kOsCrOS, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableChildAccountDetection, switches::kDisableChildAccountDetection)}, #if defined(OS_CHROMEOS) && defined(USE_OZONE) {"ozone-test-single-overlay-support", IDS_FLAGS_OZONE_TEST_SINGLE_HARDWARE_OVERLAY, IDS_FLAGS_OZONE_TEST_SINGLE_HARDWARE_OVERLAY_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(switches::kOzoneTestSingleOverlaySupport)}, #endif // defined(OS_CHROMEOS) && defined(USE_OZONE) {"v8-pac-mojo-out-of-process", IDS_FLAGS_V8_PAC_MOJO_OUT_OF_PROCESS_NAME, IDS_FLAGS_V8_PAC_MOJO_OUT_OF_PROCESS_DESCRIPTION, kOsDesktop, ENABLE_DISABLE_VALUE_TYPE(switches::kV8PacMojoOutOfProcess, switches::kDisableOutOfProcessPac)}, #if defined(ENABLE_MEDIA_ROUTER) {"enable-media-router", IDS_FLAGS_ENABLE_MEDIA_ROUTER_NAME, IDS_FLAGS_ENABLE_MEDIA_ROUTER_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kEnableMediaRouter)}, #endif // defined(ENABLE_MEDIA_ROUTER) // Since Drive Search is not available when app list is disabled, flag guard // enable-drive-search-in-chrome-launcher flag. #if defined(ENABLE_APP_LIST) {"enable-drive-search-in-app-launcher", IDS_FLAGS_ENABLE_DRIVE_SEARCH_IN_CHROME_LAUNCHER, IDS_FLAGS_ENABLE_DRIVE_SEARCH_IN_CHROME_LAUNCHER_DESCRIPTION, kOsCrOS, ENABLE_DISABLE_VALUE_TYPE( app_list::switches::kEnableDriveSearchInChromeLauncher, app_list::switches::kDisableDriveSearchInChromeLauncher)}, #endif // defined(ENABLE_APP_LIST) #if defined(OS_CHROMEOS) {"disable-mtp-write-support", IDS_FLAG_DISABLE_MTP_WRITE_SUPPORT_NAME, IDS_FLAG_DISABLE_MTP_WRITE_SUPPORT_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(chromeos::switches::kDisableMtpWriteSupport)}, #endif // defined(OS_CHROMEOS) #if defined(OS_CHROMEOS) {"enable-datasaver-prompt", IDS_FLAGS_DATASAVER_PROMPT_NAME, IDS_FLAGS_DATASAVER_PROMPT_DESCRIPTION, kOsCrOS, MULTI_VALUE_TYPE(kDataSaverPromptChoices)}, #endif // defined(OS_CHROMEOS) {"supervised-user-safesites", IDS_FLAGS_SUPERVISED_USER_SAFESITES_NAME, IDS_FLAGS_SUPERVISED_USER_SAFESITES_DESCRIPTION, kOsAndroid | kOsMac | kOsWin | kOsLinux | kOsCrOS, MULTI_VALUE_TYPE(kSupervisedUserSafeSitesChoices)}, #if defined(OS_ANDROID) {"enable-autofill-keyboard-accessory-view", IDS_FLAGS_AUTOFILL_ACCESSORY_VIEW_NAME, IDS_FLAGS_AUTOFILL_ACCESSORY_VIEW_DESCRIPTION, kOsAndroid, SINGLE_VALUE_TYPE(autofill::switches::kEnableAccessorySuggestionView)}, #endif // defined(OS_ANDROID) {"disable-new-video-renderer", IDS_FLAGS_DISABLE_NEW_VIDEO_RENDERER_NAME, IDS_FLAGS_DISABLE_NEW_VIDEO_RENDERER_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kDisableNewVideoRenderer)}, // Temporary flag to ease the transition to standard-compliant scrollTop // behavior. Will be removed shortly after http://crbug.com/157855 ships. {"scroll-top-left-interop", IDS_FLAGS_SCROLL_TOP_LEFT_INTEROP_NAME, IDS_FLAGS_SCROLL_TOP_LEFT_INTEROP_DESCRIPTION, kOsAll, ENABLE_DISABLE_VALUE_TYPE_AND_VALUE(switches::kEnableBlinkFeatures, "ScrollTopLeftInterop", switches::kDisableBlinkFeatures, "ScrollTopLeftInterop")}, #if defined(OS_WIN) {"try-supported-channel-layouts", IDS_FLAGS_TRY_SUPPORTED_CHANNEL_LAYOUTS_NAME, IDS_FLAGS_TRY_SUPPORTED_CHANNEL_LAYOUTS_DESCRIPTION, kOsWin, SINGLE_VALUE_TYPE(switches::kTrySupportedChannelLayouts)}, #endif {"emphasize-titles-in-omnibox-dropdown", IDS_FLAGS_EMPHASIZE_TITLES_IN_OMNIBOX_DROPDOWN_NAME, IDS_FLAGS_EMPHASIZE_TITLES_IN_OMNIBOX_DROPDOWN_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kEmphasizeTitlesInOmniboxDropdown)}, #if defined(ENABLE_WEBRTC) {"enable-webrtc-dtls12", IDS_FLAGS_ENABLE_WEBRTC_DTLS12_NAME, IDS_FLAGS_ENABLE_WEBRTC_DTLS12_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kEnableWebRtcDtls12)}, #endif #if defined(OS_MACOSX) {"app-info-dialog", IDS_FLAGS_APP_INFO_DIALOG_NAME, IDS_FLAGS_APP_INFO_DIALOG_DESCRIPTION, kOsMac, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableAppInfoDialogMac, switches::kDisableAppInfoDialogMac)}, {"mac-views-native-app-windows", IDS_FLAGS_MAC_VIEWS_NATIVE_APP_WINDOWS_NAME, IDS_FLAGS_MAC_VIEWS_NATIVE_APP_WINDOWS_DESCRIPTION, kOsMac, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableMacViewsNativeAppWindows, switches::kDisableMacViewsNativeAppWindows)}, {"app-window-cycling", IDS_FLAGS_APP_WINDOW_CYCLING_NAME, IDS_FLAGS_APP_WINDOW_CYCLING_DESCRIPTION, kOsMac, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableAppWindowCycling, switches::kDisableAppWindowCycling)}, #endif #if defined(ENABLE_WEBVR) {"enable-webvr", IDS_FLAGS_ENABLE_WEBVR_NAME, IDS_FLAGS_ENABLE_WEBVR_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kEnableWebVR)}, #endif #if defined(OS_CHROMEOS) {"disable-accelerated-mjpeg-decode", IDS_FLAGS_DISABLE_ACCELERATED_MJPEG_DECODE_NAME, IDS_FLAGS_DISABLE_ACCELERATED_MJPEG_DECODE_DESCRIPTION, kOsCrOS, SINGLE_VALUE_TYPE(switches::kDisableAcceleratedMjpegDecode)}, #endif // OS_CHROMEOS {"v8-cache-options", IDS_FLAGS_V8_CACHE_OPTIONS_NAME, IDS_FLAGS_V8_CACHE_OPTIONS_DESCRIPTION, kOsAll, MULTI_VALUE_TYPE(kV8CacheOptionsChoices)}, #if !defined(OS_ANDROID) && !defined(OS_IOS) {"enable-md-downloads", IDS_FLAGS_ENABLE_MATERIAL_DESIGN_DOWNLOADS_NAME, IDS_FLAGS_ENABLE_MATERIAL_DESIGN_DOWNLOADS_DESCRIPTION, kOsDesktop, SINGLE_VALUE_TYPE(switches::kEnableMaterialDesignDownloads)}, #endif #if defined(OS_WIN) || defined(OS_MACOSX) {"enable-tab-discarding", IDS_FLAGS_ENABLE_TAB_DISCARDING_NAME, IDS_FLAGS_ENABLE_TAB_DISCARDING_DESCRIPTION, kOsWin | kOsMac, SINGLE_VALUE_TYPE(switches::kEnableTabDiscarding)}, #endif {"enable-clear-browsing-data-counters", IDS_FLAGS_ENABLE_CLEAR_BROWSING_DATA_COUNTERS_NAME, IDS_FLAGS_ENABLE_CLEAR_BROWSING_DATA_COUNTERS_DESCRIPTION, kOsAll, SINGLE_VALUE_TYPE(switches::kEnableClearBrowsingDataCounters) }, #if defined(ENABLE_TASK_MANAGER) {"enable-new-task-manager", IDS_FLAGS_ENABLE_NEW_TASK_MANAGER_NAME, IDS_FLAGS_ENABLE_NEW_TASK_MANAGER_DESCRIPTION, kOsDesktop, SINGLE_VALUE_TYPE(switches::kEnableNewTaskManager) }, #endif // defined(ENABLE_TASK_MANAGER) {"simplified-fullscreen-ui", IDS_FLAGS_SIMPLIFIED_FULLSCREEN_UI_NAME, IDS_FLAGS_SIMPLIFIED_FULLSCREEN_UI_DESCRIPTION, kOsDesktop, ENABLE_DISABLE_VALUE_TYPE(switches::kEnableSimplifiedFullscreenUI, switches::kDisableSimplifiedFullscreenUI) }, // NOTE: Adding new command-line switches requires adding corresponding // entries to enum "LoginCustomFlags" in histograms.xml. See note in // histograms.xml and don't forget to run AboutFlagsHistogramTest unit test. }; const Experiment* experiments = kExperiments; size_t num_experiments = arraysize(kExperiments); // Stores and encapsulates the little state that about:flags has. class FlagsState { public: FlagsState() : needs_restart_(false) {} void ConvertFlagsToSwitches(FlagsStorage* flags_storage, base::CommandLine* command_line, SentinelsMode sentinels); bool IsRestartNeededToCommitChanges(); void SetExperimentEnabled( FlagsStorage* flags_storage, const std::string& internal_name, bool enable); void RemoveFlagsSwitches( std::map* switch_list); void ResetAllFlags(FlagsStorage* flags_storage); void reset(); // Returns the singleton instance of this class static FlagsState* GetInstance() { return Singleton::get(); } private: bool needs_restart_; std::map flags_switches_; DISALLOW_COPY_AND_ASSIGN(FlagsState); }; // Adds the internal names for the specified experiment to |names|. void AddInternalName(const Experiment& e, std::set* names) { if (e.type == Experiment::SINGLE_VALUE || e.type == Experiment::SINGLE_DISABLE_VALUE) { names->insert(e.internal_name); } else { DCHECK(e.type == Experiment::MULTI_VALUE || e.type == Experiment::ENABLE_DISABLE_VALUE); for (int i = 0; i < e.num_choices; ++i) names->insert(e.NameForChoice(i)); } } // Confirms that an experiment is valid, used in a DCHECK in // SanitizeList below. bool ValidateExperiment(const Experiment& e) { switch (e.type) { case Experiment::SINGLE_VALUE: case Experiment::SINGLE_DISABLE_VALUE: DCHECK_EQ(0, e.num_choices); DCHECK(!e.choices); break; case Experiment::MULTI_VALUE: DCHECK_GT(e.num_choices, 0); DCHECK(e.choices); DCHECK(e.choices[0].command_line_switch); DCHECK_EQ('\0', e.choices[0].command_line_switch[0]); break; case Experiment::ENABLE_DISABLE_VALUE: DCHECK_EQ(3, e.num_choices); DCHECK(!e.choices); DCHECK(e.command_line_switch); DCHECK(e.command_line_value); DCHECK(e.disable_command_line_switch); DCHECK(e.disable_command_line_value); break; default: NOTREACHED(); } return true; } // Removes all experiments from prefs::kEnabledLabsExperiments that are // unknown, to prevent this list to become very long as experiments are added // and removed. void SanitizeList(FlagsStorage* flags_storage) { std::set known_experiments; for (size_t i = 0; i < num_experiments; ++i) { DCHECK(ValidateExperiment(experiments[i])); AddInternalName(experiments[i], &known_experiments); } std::set enabled_experiments = flags_storage->GetFlags(); std::set new_enabled_experiments = base::STLSetIntersection >( known_experiments, enabled_experiments); if (new_enabled_experiments != enabled_experiments) flags_storage->SetFlags(new_enabled_experiments); } void GetSanitizedEnabledFlags( FlagsStorage* flags_storage, std::set* result) { SanitizeList(flags_storage); *result = flags_storage->GetFlags(); } bool SkipConditionalExperiment(const Experiment& experiment) { version_info::Channel channel = chrome::VersionInfo::GetChannel(); #if defined(OS_ANDROID) // enable-data-reduction-proxy-dev is only available for the Dev/Beta channel. if (!strcmp("enable-data-reduction-proxy-dev", experiment.internal_name) && channel != version_info::Channel::BETA && channel != version_info::Channel::DEV) { return true; } // enable-data-reduction-proxy-alt is only available for the Dev channel. if (!strcmp("enable-data-reduction-proxy-alt", experiment.internal_name) && channel != version_info::Channel::DEV) { return true; } // enable-data-reduction-proxy-carrier-test is only available for Chromium // builds and the Canary/Dev channel. if (!strcmp("enable-data-reduction-proxy-carrier-test", experiment.internal_name) && channel != version_info::Channel::DEV && channel != version_info::Channel::CANARY && channel != version_info::Channel::UNKNOWN) { return true; } #endif // data-reduction-proxy-lo-fi is only available for Chromium builds and // the Canary/Dev/Beta channels. if (!strcmp("data-reduction-proxy-lo-fi", experiment.internal_name) && channel != version_info::Channel::BETA && channel != version_info::Channel::DEV && channel != version_info::Channel::CANARY && channel != version_info::Channel::UNKNOWN) { return true; } // enable-data-reduction-proxy-config-client is only available for Chromium // builds and the Canary/Dev channels. if (!strcmp("enable-data-reduction-proxy-config-client", experiment.internal_name) && channel != version_info::Channel::DEV && channel != version_info::Channel::CANARY && channel != version_info::Channel::UNKNOWN) { return true; } #if defined(ENABLE_DATA_REDUCTION_PROXY_DEBUGGING) // enable-data-reduction-proxy-bypass-warning is only available for Chromium // builds and Canary/Dev channel. if (!strcmp("enable-data-reduction-proxy-bypass-warnings", experiment.internal_name) && channel != version_info::Channel::UNKNOWN && channel != version_info::Channel::CANARY && channel != version_info::Channel::DEV) { return true; } #endif return false; } // Variant of GetSanitizedEnabledFlags that also removes any flags that aren't // enabled on the current platform. void GetSanitizedEnabledFlagsForCurrentPlatform( FlagsStorage* flags_storage, std::set* result) { GetSanitizedEnabledFlags(flags_storage, result); // Filter out any experiments that aren't enabled on the current platform. We // don't remove these from prefs else syncing to a platform with a different // set of experiments would be lossy. std::set platform_experiments; int current_platform = GetCurrentPlatform(); for (size_t i = 0; i < num_experiments; ++i) { if (experiments[i].supported_platforms & current_platform) AddInternalName(experiments[i], &platform_experiments); #if defined(OS_CHROMEOS) if (experiments[i].supported_platforms & kOsCrOSOwnerOnly) AddInternalName(experiments[i], &platform_experiments); #endif } std::set new_enabled_experiments = base::STLSetIntersection >( platform_experiments, *result); result->swap(new_enabled_experiments); } // Returns true if none of this experiment's options have been enabled. bool IsDefaultValue( const Experiment& experiment, const std::set& enabled_experiments) { switch (experiment.type) { case Experiment::SINGLE_VALUE: case Experiment::SINGLE_DISABLE_VALUE: return enabled_experiments.count(experiment.internal_name) == 0; case Experiment::MULTI_VALUE: case Experiment::ENABLE_DISABLE_VALUE: for (int i = 0; i < experiment.num_choices; ++i) { if (enabled_experiments.count(experiment.NameForChoice(i)) > 0) return false; } break; default: NOTREACHED(); } return true; } // Returns the Value representing the choice data in the specified experiment. base::Value* CreateChoiceData( const Experiment& experiment, const std::set& enabled_experiments) { DCHECK(experiment.type == Experiment::MULTI_VALUE || experiment.type == Experiment::ENABLE_DISABLE_VALUE); base::ListValue* result = new base::ListValue; for (int i = 0; i < experiment.num_choices; ++i) { base::DictionaryValue* value = new base::DictionaryValue; const std::string name = experiment.NameForChoice(i); value->SetString("internal_name", name); value->SetString("description", experiment.DescriptionForChoice(i)); value->SetBoolean("selected", enabled_experiments.count(name) > 0); result->Append(value); } return result; } } // namespace std::string Experiment::NameForChoice(int index) const { DCHECK(type == Experiment::MULTI_VALUE || type == Experiment::ENABLE_DISABLE_VALUE); DCHECK_LT(index, num_choices); return std::string(internal_name) + testing::kMultiSeparator + base::IntToString(index); } base::string16 Experiment::DescriptionForChoice(int index) const { DCHECK(type == Experiment::MULTI_VALUE || type == Experiment::ENABLE_DISABLE_VALUE); DCHECK_LT(index, num_choices); int description_id; if (type == Experiment::ENABLE_DISABLE_VALUE) { const int kEnableDisableDescriptionIds[] = { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, IDS_GENERIC_EXPERIMENT_CHOICE_ENABLED, IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED, }; description_id = kEnableDisableDescriptionIds[index]; } else { description_id = choices[index].description_id; } return l10n_util::GetStringUTF16(description_id); } void ConvertFlagsToSwitches(FlagsStorage* flags_storage, base::CommandLine* command_line, SentinelsMode sentinels) { FlagsState::GetInstance()->ConvertFlagsToSwitches(flags_storage, command_line, sentinels); } bool AreSwitchesIdenticalToCurrentCommandLine( const base::CommandLine& new_cmdline, const base::CommandLine& active_cmdline, std::set* out_difference) { std::set new_flags = ExtractFlagsFromCommandLine(new_cmdline); std::set active_flags = ExtractFlagsFromCommandLine(active_cmdline); bool result = false; // Needed because std::equal doesn't check if the 2nd set is empty. if (new_flags.size() == active_flags.size()) { result = std::equal(new_flags.begin(), new_flags.end(), active_flags.begin()); } if (out_difference && !result) { std::set_symmetric_difference( new_flags.begin(), new_flags.end(), active_flags.begin(), active_flags.end(), std::inserter(*out_difference, out_difference->begin())); } return result; } void GetFlagsExperimentsData(FlagsStorage* flags_storage, FlagAccess access, base::ListValue* supported_experiments, base::ListValue* unsupported_experiments) { std::set enabled_experiments; GetSanitizedEnabledFlags(flags_storage, &enabled_experiments); int current_platform = GetCurrentPlatform(); for (size_t i = 0; i < num_experiments; ++i) { const Experiment& experiment = experiments[i]; if (SkipConditionalExperiment(experiment)) continue; base::DictionaryValue* data = new base::DictionaryValue(); data->SetString("internal_name", experiment.internal_name); data->SetString("name", l10n_util::GetStringUTF16(experiment.visible_name_id)); data->SetString("description", l10n_util::GetStringUTF16( experiment.visible_description_id)); base::ListValue* supported_platforms = new base::ListValue(); AddOsStrings(experiment.supported_platforms, supported_platforms); data->Set("supported_platforms", supported_platforms); // True if the switch is not currently passed. bool is_default_value = IsDefaultValue(experiment, enabled_experiments); data->SetBoolean("is_default", is_default_value); switch (experiment.type) { case Experiment::SINGLE_VALUE: case Experiment::SINGLE_DISABLE_VALUE: data->SetBoolean( "enabled", (!is_default_value && experiment.type == Experiment::SINGLE_VALUE) || (is_default_value && experiment.type == Experiment::SINGLE_DISABLE_VALUE)); break; case Experiment::MULTI_VALUE: case Experiment::ENABLE_DISABLE_VALUE: data->Set("choices", CreateChoiceData(experiment, enabled_experiments)); break; default: NOTREACHED(); } bool supported = (experiment.supported_platforms & current_platform) != 0; #if defined(OS_CHROMEOS) if (access == kOwnerAccessToFlags && (experiment.supported_platforms & kOsCrOSOwnerOnly) != 0) { supported = true; } #endif if (supported) supported_experiments->Append(data); else unsupported_experiments->Append(data); } } bool IsRestartNeededToCommitChanges() { return FlagsState::GetInstance()->IsRestartNeededToCommitChanges(); } void SetExperimentEnabled(FlagsStorage* flags_storage, const std::string& internal_name, bool enable) { FlagsState::GetInstance()->SetExperimentEnabled(flags_storage, internal_name, enable); } void RemoveFlagsSwitches( std::map* switch_list) { FlagsState::GetInstance()->RemoveFlagsSwitches(switch_list); } void ResetAllFlags(FlagsStorage* flags_storage) { FlagsState::GetInstance()->ResetAllFlags(flags_storage); } int GetCurrentPlatform() { #if defined(OS_MACOSX) return kOsMac; #elif defined(OS_WIN) return kOsWin; #elif defined(OS_CHROMEOS) // Needs to be before the OS_LINUX check. return kOsCrOS; #elif defined(OS_LINUX) || defined(OS_OPENBSD) return kOsLinux; #elif defined(OS_ANDROID) return kOsAndroid; #else #error Unknown platform #endif } void RecordUMAStatistics(FlagsStorage* flags_storage) { std::set flags = flags_storage->GetFlags(); for (const std::string& flag : flags) { std::string action("AboutFlags_"); action += flag; content::RecordComputedAction(action); } // Since flag metrics are recorded every startup, add a tick so that the // stats can be made meaningful. if (flags.size()) content::RecordAction(base::UserMetricsAction("AboutFlags_StartupTick")); content::RecordAction(base::UserMetricsAction("StartupTick")); } base::HistogramBase::Sample GetSwitchUMAId(const std::string& switch_name) { return static_cast( metrics::HashMetricName(switch_name)); } void ReportCustomFlags(const std::string& uma_histogram_hame, const std::set& command_line_difference) { for (const std::string& flag : command_line_difference) { int uma_id = about_flags::testing::kBadSwitchFormatHistogramId; if (base::StartsWith(flag, "--", base::CompareCase::SENSITIVE)) { // Skip '--' before switch name. std::string switch_name(flag.substr(2)); // Kill value, if any. const size_t value_pos = switch_name.find('='); if (value_pos != std::string::npos) switch_name.resize(value_pos); uma_id = GetSwitchUMAId(switch_name); } else { NOTREACHED() << "ReportCustomFlags(): flag '" << flag << "' has incorrect format."; } DVLOG(1) << "ReportCustomFlags(): histogram='" << uma_histogram_hame << "' '" << flag << "', uma_id=" << uma_id; // Sparse histogram macro does not cache the histogram, so it's safe // to use macro with non-static histogram name here. UMA_HISTOGRAM_SPARSE_SLOWLY(uma_histogram_hame, uma_id); } } ////////////////////////////////////////////////////////////////////////////// // FlagsState implementation. namespace { typedef std::map > NameToSwitchAndValueMap; void SetFlagToSwitchMapping(const std::string& key, const std::string& switch_name, const std::string& switch_value, NameToSwitchAndValueMap* name_to_switch_map) { DCHECK(name_to_switch_map->end() == name_to_switch_map->find(key)); (*name_to_switch_map)[key] = std::make_pair(switch_name, switch_value); } void FlagsState::ConvertFlagsToSwitches(FlagsStorage* flags_storage, base::CommandLine* command_line, SentinelsMode sentinels) { if (command_line->HasSwitch(switches::kNoExperiments)) return; std::set enabled_experiments; GetSanitizedEnabledFlagsForCurrentPlatform(flags_storage, &enabled_experiments); NameToSwitchAndValueMap name_to_switch_map; for (size_t i = 0; i < num_experiments; ++i) { const Experiment& e = experiments[i]; if (e.type == Experiment::SINGLE_VALUE || e.type == Experiment::SINGLE_DISABLE_VALUE) { SetFlagToSwitchMapping(e.internal_name, e.command_line_switch, e.command_line_value, &name_to_switch_map); } else if (e.type == Experiment::MULTI_VALUE) { for (int j = 0; j < e.num_choices; ++j) { SetFlagToSwitchMapping(e.NameForChoice(j), e.choices[j].command_line_switch, e.choices[j].command_line_value, &name_to_switch_map); } } else { DCHECK_EQ(e.type, Experiment::ENABLE_DISABLE_VALUE); SetFlagToSwitchMapping(e.NameForChoice(0), std::string(), std::string(), &name_to_switch_map); SetFlagToSwitchMapping(e.NameForChoice(1), e.command_line_switch, e.command_line_value, &name_to_switch_map); SetFlagToSwitchMapping(e.NameForChoice(2), e.disable_command_line_switch, e.disable_command_line_value, &name_to_switch_map); } } if (sentinels == kAddSentinels) { command_line->AppendSwitch(switches::kFlagSwitchesBegin); flags_switches_.insert( std::pair(switches::kFlagSwitchesBegin, std::string())); } for (const std::string& experiment_name : enabled_experiments) { NameToSwitchAndValueMap::const_iterator name_to_switch_it = name_to_switch_map.find(experiment_name); if (name_to_switch_it == name_to_switch_map.end()) { NOTREACHED(); continue; } const std::pair& switch_and_value_pair = name_to_switch_it->second; CHECK(!switch_and_value_pair.first.empty()); command_line->AppendSwitchASCII(switch_and_value_pair.first, switch_and_value_pair.second); flags_switches_[switch_and_value_pair.first] = switch_and_value_pair.second; } if (sentinels == kAddSentinels) { command_line->AppendSwitch(switches::kFlagSwitchesEnd); flags_switches_.insert( std::pair(switches::kFlagSwitchesEnd, std::string())); } } bool FlagsState::IsRestartNeededToCommitChanges() { return needs_restart_; } void FlagsState::SetExperimentEnabled(FlagsStorage* flags_storage, const std::string& internal_name, bool enable) { size_t at_index = internal_name.find(testing::kMultiSeparator); if (at_index != std::string::npos) { DCHECK(enable); // We're being asked to enable a multi-choice experiment. Disable the // currently selected choice. DCHECK_NE(at_index, 0u); const std::string experiment_name = internal_name.substr(0, at_index); SetExperimentEnabled(flags_storage, experiment_name, false); // And enable the new choice, if it is not the default first choice. if (internal_name != experiment_name + "@0") { std::set enabled_experiments; GetSanitizedEnabledFlags(flags_storage, &enabled_experiments); needs_restart_ |= enabled_experiments.insert(internal_name).second; flags_storage->SetFlags(enabled_experiments); } return; } std::set enabled_experiments; GetSanitizedEnabledFlags(flags_storage, &enabled_experiments); const Experiment* e = NULL; for (size_t i = 0; i < num_experiments; ++i) { if (experiments[i].internal_name == internal_name) { e = experiments + i; break; } } DCHECK(e); if (e->type == Experiment::SINGLE_VALUE) { if (enable) needs_restart_ |= enabled_experiments.insert(internal_name).second; else needs_restart_ |= (enabled_experiments.erase(internal_name) > 0); } else if (e->type == Experiment::SINGLE_DISABLE_VALUE) { if (!enable) needs_restart_ |= enabled_experiments.insert(internal_name).second; else needs_restart_ |= (enabled_experiments.erase(internal_name) > 0); } else { if (enable) { // Enable the first choice. needs_restart_ |= enabled_experiments.insert(e->NameForChoice(0)).second; } else { // Find the currently enabled choice and disable it. for (int i = 0; i < e->num_choices; ++i) { std::string choice_name = e->NameForChoice(i); if (enabled_experiments.find(choice_name) != enabled_experiments.end()) { needs_restart_ = true; enabled_experiments.erase(choice_name); // Continue on just in case there's a bug and more than one // experiment for this choice was enabled. } } } } flags_storage->SetFlags(enabled_experiments); } void FlagsState::RemoveFlagsSwitches( std::map* switch_list) { for (const auto& entry : flags_switches_) switch_list->erase(entry.first); } void FlagsState::ResetAllFlags(FlagsStorage* flags_storage) { needs_restart_ = true; std::set no_experiments; flags_storage->SetFlags(no_experiments); } void FlagsState::reset() { needs_restart_ = false; flags_switches_.clear(); } } // namespace namespace testing { // WARNING: '@' is also used in the html file. If you update this constant you // also need to update the html file. const char kMultiSeparator[] = "@"; const base::HistogramBase::Sample kBadSwitchFormatHistogramId = 0; void ClearState() { FlagsState::GetInstance()->reset(); } void SetExperiments(const Experiment* e, size_t count) { if (!e) { experiments = kExperiments; num_experiments = arraysize(kExperiments); } else { experiments = e; num_experiments = count; } } const Experiment* GetExperiments(size_t* count) { *count = num_experiments; return experiments; } } // namespace testing } // namespace about_flags