chrome/common/extensions/api/_api_features.json

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 // This features file defines extension APIs implemented under src/chrome.
   6 // See extensions/common/features/* to understand this file, in particular
   7 // feature.h, simple_feature.h, and base_feature_provider.h.
   8 //
   9 // Note that specifying "web_page", "blessed_web_page", or "all" as a context
  10 // type will require manually updating chrome/renderer/resources/dispatcher.cc.
  11
  12 // To add a new whitelisted ID, SHA-1 it and force it to uppercase. In Bash:
  13 //
  14 // $ echo -n "aaaabbbbccccddddeeeeffffgggghhhh" | \
  15 // sha1sum | tr '[:lower:]' '[:upper:]'
  16 // 9A0417016F345C934A1A88F55CA17C05014EEEBA  -
  17 //
  18 // Google employees: please update http://go/chrome-api-whitelist to map
  19 // hashes back to ids.
  20
  21 {
  22   "accessibilityFeatures": [{
  23     "dependencies": ["permission:accessibilityFeatures.modify"],
  24     "contexts": ["blessed_extension"]
  25   }, {
  26     "dependencies": ["permission:accessibilityFeatures.read"],
  27     "contexts": ["blessed_extension"]
  28   }],
  29   "accessibilityPrivate": {
  30     "dependencies": ["permission:accessibilityPrivate"],
  31     "contexts": ["blessed_extension"]
  32   },
  33   "activityLogPrivate": {
  34     "dependencies": ["permission:activityLogPrivate"],
  35     "contexts": ["blessed_extension"]
  36   },
  37   "alarms": {
  38     "dependencies": ["permission:alarms"],
  39     "contexts": ["blessed_extension"]
  40   },
  41   "app": {
  42     "blacklist": [
  43       "2FC374607C2DF285634B67C64A2E356C607091C3",  // Quickoffice
  44       "3727DD3E564B6055387425027AD74C58784ACC15",  // Quickoffice internal
  45       "12E618C3C6E97495AAECF2AC12DEB082353241C6",  // QO component extension
  46       "06BE211D5F014BAB34BC22D9DDA09C63A81D828E",  // Official xkb extension
  47       "F94EE6AB36D6C6588670B2B01EB65212D9C64E33"   // Open source xkb extension
  48     ],
  49     "channel": "stable",
  50     "extension_types": ["hosted_app", "extension", "legacy_packaged_app"],
  51     "contexts": [
  52       "blessed_extension",
  53       "unblessed_extension",
  54       "content_script",
  55       "web_page",
  56       "blessed_web_page"
  57     ],
  58     // Any webpage can use the app API.
  59     "matches": ["<all_urls>"]
  60   },
  61   "app.getDetails": {
  62     "contexts": ["blessed_extension", "unblessed_extension", "content_script"],
  63     "matches": []
  64   },
  65   "app.getDetailsForFrame": {
  66     "contexts": ["blessed_extension", "unblessed_extension", "content_script"],
  67     "matches": []
  68   },
  69   "app.getIsInstalled": {
  70     "contexts": ["blessed_extension", "unblessed_extension", "content_script"],
  71     "matches": []
  72   },
  73   "app.installState": {
  74     "contexts": ["blessed_extension", "unblessed_extension", "content_script"],
  75     "matches": []
  76   },
  77   "app.runningState": {
  78     "contexts": ["blessed_extension", "unblessed_extension", "content_script"],
  79     "matches": []
  80   },
  81   "audio": {
  82     "dependencies": ["permission:audio"],
  83     "contexts": ["blessed_extension"]
  84   },
  85   "automationInternal": {
  86     "internal": true,
  87     "dependencies": ["manifest:automation"],
  88     "contexts": ["blessed_extension"]
  89   },
  90   "automation": {
  91     "dependencies": ["manifest:automation"],
  92     "contexts": ["blessed_extension"]
  93   },
  94   "autotestPrivate": {
  95     "dependencies": ["permission:autotestPrivate"],
  96     "contexts": ["blessed_extension"]
  97   },
  98   "bookmarkManagerPrivate": {
  99     "dependencies": ["permission:bookmarkManagerPrivate"],
 100     "contexts": ["blessed_extension"]
 101   },
 102   "bookmarks": {
 103     "dependencies": ["permission:bookmarks"],
 104     "contexts": ["blessed_extension"]
 105   },
 106   "bookmarks.export": {
 107     "extension_types": ["extension"],
 108     "location": "component"
 109   },
 110   "bookmarks.import": {
 111     "extension_types": ["extension"],
 112     "location": "component"
 113   },
 114   "brailleDisplayPrivate": {
 115     "dependencies": ["permission:brailleDisplayPrivate"],
 116     "contexts": ["blessed_extension"]
 117   },
 118   "browser": {
 119     "dependencies": ["permission:browser"],
 120     "contexts": ["blessed_extension"]
 121   },
 122   "browserAction": {
 123     "dependencies": ["manifest:browser_action"],
 124     "contexts": ["blessed_extension"]
 125   },
 126   // This API is whitelisted on stable and should not be enabled for a wider
 127   // audience without resolving security issues raised in API proposal and
 128   // review (https://codereview.chromium.org/25305002).
 129   "browserAction.openPopup": [{
 130     "channel": "dev",
 131     "dependencies": ["manifest:browser_action"],
 132     "contexts": ["blessed_extension"]
 133   }, {
 134     "channel": "stable",
 135     "dependencies": ["manifest:browser_action"],
 136     "whitelist": [
 137       "63ED55E43214C211F82122ED56407FF1A807F2A3",  // Dev
 138       "FA01E0B81978950F2BC5A50512FD769725F57510",  // Beta
 139       "B11A93E7E5B541F8010245EBDE2C74647D6C14B9",  // Canary
 140       "F155646B5D1CA545F7E1E4E20D573DFDD44C2540",  // Google Cast Beta
 141       "16CA7A47AAE4BE49B1E75A6B960C3875E945B264"   // Google Cast Stable
 142     ],
 143     "contexts": ["blessed_extension"]
 144   }],
 145   "browsingData": {
 146     "dependencies": ["permission:browsingData"],
 147     "contexts": ["blessed_extension"]
 148   },
 149   "cast.channel": {
 150     "dependencies": ["permission:cast"],
 151     "contexts": ["blessed_extension"]
 152   },
 153   "cast.streaming.rtpStream": {
 154     "dependencies": ["permission:cast.streaming"],
 155     "contexts": ["blessed_extension"]
 156   },
 157   "cast.streaming.session": {
 158     "dependencies": ["permission:cast.streaming"],
 159     "contexts": ["blessed_extension"]
 160   },
 161   "cast.streaming.udpTransport": {
 162     "dependencies": ["permission:cast.streaming"],
 163     "contexts": ["blessed_extension"]
 164   },
 165   "chromeosInfoPrivate": {
 166     "dependencies": ["permission:chromeosInfoPrivate"],
 167     "contexts": ["blessed_extension"]
 168   },
 169   "chromeWebViewInternal": [{
 170     "internal": true,
 171     "dependencies": ["permission:webview"],
 172     "contexts": ["blessed_extension"]
 173   }, {
 174     "internal": true,
 175     "channel": "dev",
 176     "contexts": ["webui"],
 177     "matches": ["chrome://chrome-signin/*"]
 178   }],
 179   "cloudPrintPrivate": {
 180     "dependencies": ["permission:cloudPrintPrivate"],
 181     "contexts": ["blessed_extension"]
 182   },
 183   "commandLinePrivate": {
 184     "dependencies": ["permission:commandLinePrivate"],
 185     "contexts": ["blessed_extension"]
 186   },
 187   "commands": {
 188     "dependencies": ["manifest:commands"],
 189     "contexts": ["blessed_extension"]
 190   },
 191   "contentSettings": {
 192     "dependencies": ["permission:contentSettings"],
 193     "contexts": ["blessed_extension"]
 194   },
 195   "contextMenus": {
 196     "dependencies": ["permission:contextMenus"],
 197     "contexts": ["blessed_extension"]
 198   },
 199   "contextMenusInternal": {
 200     "internal": true,
 201     "channel": "stable",
 202     "contexts": ["blessed_extension"]
 203   },
 204   "cookies": {
 205     "dependencies": ["permission:cookies"],
 206     "contexts": ["blessed_extension"]
 207   },
 208   "copresence": {
 209     "dependencies": ["permission:copresence"],
 210     "contexts": ["blessed_extension"]
 211   },
 212   "copresencePrivate": {
 213     "dependencies": ["permission:copresencePrivate"],
 214     "contexts": ["blessed_extension"]
 215   },
 216   "debugger": {
 217     "dependencies": ["permission:debugger"],
 218     "contexts": ["blessed_extension"]
 219   },
 220   "declarativeContent": {
 221     "dependencies": ["permission:declarativeContent"],
 222     "contexts": ["blessed_extension"]
 223   },
 224   "desktopCapture": {
 225     "dependencies": ["permission:desktopCapture"],
 226     "contexts": ["blessed_extension"]
 227   },
 228   "developerPrivate": {
 229     "dependencies": ["permission:developerPrivate"],
 230     "contexts": ["blessed_extension"]
 231   },
 232   "devtools.inspectedWindow": {
 233     "dependencies": ["manifest:devtools_page"],
 234     "contexts": ["blessed_extension"]
 235   },
 236   "devtools.network": {
 237     "dependencies": ["manifest:devtools_page"],
 238     "contexts": ["blessed_extension"]
 239   },
 240   "devtools.panels": {
 241     "dependencies": ["manifest:devtools_page"],
 242     "contexts": ["blessed_extension"]
 243   },
 244   "diagnostics": {
 245     "dependencies": ["permission:diagnostics"],
 246     "extension_types": ["platform_app"],
 247     "contexts": ["blessed_extension"]
 248   },
 249   "dial": {
 250     "dependencies": ["permission:dial"],
 251     "contexts": ["blessed_extension"]
 252   },
 253   "documentScan": {
 254     "platforms": ["chromeos"],
 255     "dependencies": ["permission:documentScan"],
 256     "contexts": ["blessed_extension"]
 257   },
 258   "downloads": {
 259     "dependencies": ["permission:downloads"],
 260     "contexts": ["blessed_extension"]
 261   },
 262   "downloadsInternal": {
 263     "internal": true,
 264     "channel": "stable",
 265     "contexts": ["blessed_extension"]
 266   },
 267   "easyUnlockPrivate": {
 268     "dependencies": ["permission:easyUnlockPrivate"],
 269     "contexts": ["blessed_extension"]
 270   },
 271   "echoPrivate": {
 272     "dependencies": ["permission:echoPrivate"],
 273     "contexts": ["blessed_extension"]
 274   },
 275   "enterprise.platformKeys": {
 276     "dependencies": ["permission:enterprise.platformKeys"],
 277     "contexts": ["blessed_extension"]
 278   },
 279   "enterprise.platformKeysInternal": {
 280     "dependencies": ["permission:enterprise.platformKeys"],
 281     "internal": true,
 282     "contexts": ["blessed_extension"]
 283   },
 284   "enterprise.platformKeysPrivate": {
 285     "dependencies": ["permission:enterprise.platformKeysPrivate"],
 286     "contexts": ["blessed_extension"]
 287   },
 288   "experienceSamplingPrivate": {
 289     "dependencies": ["permission:experienceSamplingPrivate"],
 290     "contexts": ["blessed_extension"]
 291   },
 292   "experimental.devtools.audits": {
 293     "dependencies": ["permission:experimental", "manifest:devtools_page"],
 294     "contexts": ["blessed_extension"]
 295   },
 296   "experimental.devtools.console": {
 297     "dependencies": ["permission:experimental", "manifest:devtools_page"],
 298     "contexts": ["blessed_extension"]
 299   },
 300   "extension": {
 301     "channel": "stable",
 302     "extension_types": ["extension", "legacy_packaged_app"],
 303     "contexts": ["blessed_extension"]
 304   },
 305   "extension.getURL": {
 306     "contexts": ["blessed_extension", "unblessed_extension", "content_script"]
 307   },
 308   "extension.getViews": [
 309     {
 310       "channel": "stable",
 311       "contexts": ["blessed_extension"],
 312       "extension_types": ["extension", "legacy_packaged_app"]
 313     },
 314     {
 315       // TODO(yoz): Eliminate this usage.
 316       "channel": "stable",
 317       "contexts": ["blessed_extension"],
 318       "extension_types": ["platform_app"],
 319       "whitelist": [
 320         "A948368FC53BE437A55FEB414106E207925482F5"  // File manager
 321       ]
 322     }
 323   ],
 324   "extension.inIncognitoContext": {
 325     "contexts": ["blessed_extension", "unblessed_extension", "content_script"]
 326   },
 327   "extension.lastError": {
 328     "contexts": ["blessed_extension", "unblessed_extension", "content_script"]
 329   },
 330   "extension.onRequest": {
 331     "contexts": ["blessed_extension", "unblessed_extension", "content_script"]
 332   },
 333   "extension.sendNativeMessage": {
 334     "dependencies": ["permission:nativeMessaging"]
 335   },
 336   "extension.sendRequest": {
 337     "contexts": ["blessed_extension", "unblessed_extension", "content_script"]
 338   },
 339   "extensionOptionsInternal": [{
 340     "internal": true,
 341     "contexts": ["blessed_extension"],
 342     "dependencies": ["permission:embeddedExtensionOptions"]
 343   }, {
 344     "internal": true,
 345     "channel": "trunk",
 346     "contexts": ["webui"],
 347     "matches": ["chrome://extensions-frame/*", "chrome://extensions/*"]
 348   }],
 349   // This is not a real API, only here for documentation purposes.
 350   // See http://crbug.com/275944 for background.
 351   "extensionsManifestTypes": {
 352     "internal": true,
 353     "channel": "stable",
 354     "contexts": ["blessed_extension"]
 355   },
 356   "feedbackPrivate": {
 357     "dependencies": ["permission:feedbackPrivate"],
 358     "contexts": ["blessed_extension"]
 359   },
 360   "fileBrowserHandler": {
 361     "dependencies": ["permission:fileBrowserHandler"],
 362     "contexts": ["blessed_extension"]
 363   },
 364   "fileBrowserHandlerInternal": {
 365     "internal": true,
 366     "dependencies": ["permission:fileBrowserHandler"],
 367     "contexts": ["blessed_extension"]
 368   },
 369   "screenlockPrivate": {
 370     "dependencies": ["permission:screenlockPrivate"],
 371     "extension_types": ["platform_app"],
 372     "contexts": ["blessed_extension", "unblessed_extension"]
 373   },
 374   "fileManagerPrivate": {
 375     "dependencies": ["permission:fileManagerPrivate"],
 376     "contexts": ["blessed_extension"]
 377   },
 378   "fileManagerPrivateInternal": {
 379     "internal": true,
 380     "dependencies": ["permission:fileManagerPrivate"],
 381     "contexts": ["blessed_extension"]
 382   },
 383   "fileSystem": {
 384     "dependencies": ["permission:fileSystem"],
 385     "contexts": ["blessed_extension"]
 386   },
 387   "fileSystemProvider": {
 388     "dependencies": ["permission:fileSystemProvider"],
 389     "contexts": ["blessed_extension"]
 390   },
 391   "fileSystemProviderInternal": {
 392     "internal": true,
 393     "dependencies": ["permission:fileSystemProvider"],
 394     "contexts": ["blessed_extension"]
 395   },
 396   "firstRunPrivate": {
 397     "dependencies": ["permission:firstRunPrivate"],
 398     "contexts": ["blessed_extension"]
 399   },
 400   "fontSettings": {
 401     "dependencies": ["permission:fontSettings"],
 402     "contexts": ["blessed_extension"]
 403   },
 404   "gcdPrivate": {
 405     "dependencies": ["permission:gcdPrivate"],
 406     "contexts": ["blessed_extension"]
 407   },
 408   "gcm": {
 409     "dependencies": ["permission:gcm"],
 410     "contexts": ["blessed_extension"]
 411   },
 412   "hangoutsPrivate": {
 413     "channel": "stable",
 414     "contexts": ["blessed_extension"],
 415     "whitelist": [
 416       // http://crbug.com/309737
 417       "nckgahadagoaajjgafhacjanaoiihapd",
 418       "ljclpkphhpbpinifbeabbhlfddcpfdde",
 419       "ppleadejekpmccmnpjdimmlfljlkdfej",
 420       "eggnbpckecmjlblplehfpjjdhhidfdoj",
 421       "jfjjdfefebklmdbmenmlehlopoocnoeh",
 422       "knipolnnllmklapflnccelgolnpehhpl"
 423     ]
 424   },
 425   "history": {
 426     "dependencies": ["permission:history"],
 427     "contexts": ["blessed_extension"]
 428   },
 429   "hotwordPrivate": {
 430     "dependencies": ["permission:hotwordPrivate"],
 431     "contexts": ["blessed_extension"]
 432   },
 433   "i18n": {
 434     "channel": "stable",
 435     "extension_types": ["extension", "legacy_packaged_app", "platform_app"],
 436     "contexts": ["blessed_extension", "unblessed_extension", "content_script"]
 437   },
 438   "identity": {
 439     "dependencies": ["permission:identity"],
 440     "contexts": ["blessed_extension"]
 441   },
 442   "identity.getAccounts": {
 443     "channel": "dev",
 444     "dependencies": ["permission:identity"],
 445     "contexts": ["blessed_extension"]
 446   },
 447   "identityPrivate": {
 448     "dependencies": ["permission:identityPrivate"],
 449     "contexts": ["blessed_extension"]
 450   },
 451   "idltest": {
 452     "dependencies": ["permission:idltest"],
 453     "contexts": ["blessed_extension"]
 454   },
 455   "idle": {
 456     "dependencies": ["permission:idle"],
 457     "contexts": ["blessed_extension"]
 458   },
 459   "infobars": {
 460     "dependencies": ["permission:infobars"],
 461     "contexts": ["blessed_extension"]
 462   },
 463   "input.ime": {
 464     "dependencies": ["permission:input"],
 465     "contexts": ["blessed_extension"]
 466   },
 467   "inputMethodPrivate": {
 468     "dependencies": ["permission:inputMethodPrivate"],
 469     "contexts": ["blessed_extension"]
 470   },
 471   "launcherPage": {
 472     "dependencies": ["manifest:launcher_page"],
 473     "contexts": ["blessed_extension"]
 474   },
 475   "location": {
 476     "dependencies": ["permission:location"],
 477     "contexts": ["blessed_extension"]
 478   },
 479   "logPrivate": {
 480     "dependencies": ["permission:logPrivate"],
 481     "contexts": ["blessed_extension"]
 482   },
 483   "webcamPrivate": {
 484     "dependencies": ["permission:webcamPrivate"],
 485     "contexts": ["blessed_extension"]
 486   },
 487   // This is not a real API, only here for documentation purposes.
 488   // See http://crbug.com/275944 for background.
 489   "manifestTypes": {
 490     "internal": true,
 491     "channel": "stable",
 492     "contexts": ["blessed_extension"]
 493   },
 494   "mediaGalleries": {
 495     "dependencies": ["permission:mediaGalleries"],
 496     "contexts": ["blessed_extension"]
 497   },
 498   "mediaGalleriesPrivate": {
 499     "dependencies": ["permission:mediaGalleriesPrivate"],
 500     "contexts": ["blessed_extension"]
 501   },
 502   "mediaPlayerPrivate": {
 503     "dependencies": ["permission:mediaPlayerPrivate"],
 504     "contexts": ["blessed_extension"]
 505   },
 506   "metricsPrivate": {
 507     "dependencies": ["permission:metricsPrivate"],
 508     "contexts": ["blessed_extension"]
 509   },
 510   "mdns": {
 511     "dependencies": ["permission:mdns"],
 512     "contexts": ["blessed_extension"]
 513   },
 514   "mimeHandlerViewGuestInternal": {
 515     "internal": true,
 516     "contexts": "all",
 517     "channel": "dev",
 518     "matches": ["<all_urls>"]
 519   },
 520   "musicManagerPrivate": {
 521     "dependencies": ["permission:musicManagerPrivate"],
 522     "contexts": ["blessed_extension"]
 523   },
 524   "networkingPrivate": {
 525     "dependencies": ["permission:networkingPrivate"],
 526     "contexts": ["blessed_extension"]
 527   },
 528   "notificationProvider": {
 529     "dependencies": ["permission:notificationProvider"],
 530     "contexts": ["blessed_extension"]
 531   },
 532   "notifications": {
 533     "dependencies": ["permission:notifications"],
 534     "contexts": ["blessed_extension"]
 535   },
 536   "omnibox": {
 537     "dependencies": ["manifest:omnibox"],
 538     "contexts": ["blessed_extension"]
 539   },
 540   "pageAction": {
 541     "dependencies": ["manifest:page_action"],
 542     "contexts": ["blessed_extension"]
 543   },
 544   "pageCapture": {
 545     "dependencies": ["permission:pageCapture"],
 546     "contexts": ["blessed_extension"]
 547   },
 548   "permissions": {
 549     "channel": "stable",
 550     "extension_types": ["extension", "legacy_packaged_app", "platform_app"],
 551     "contexts": ["blessed_extension"]
 552   },
 553   "preferencesPrivate": {
 554     "dependencies": ["permission:preferencesPrivate"],
 555     "contexts": ["blessed_extension"]
 556   },
 557   "principalsPrivate": {
 558     "dependencies": ["permission:principalsPrivate"],
 559     "contexts": ["blessed_extension"]
 560   },
 561   "privacy": {
 562     "dependencies": ["permission:privacy"],
 563     "contexts": ["blessed_extension"]
 564   },
 565   "processes": {
 566     "dependencies": ["permission:processes"],
 567     "contexts": ["blessed_extension"]
 568   },
 569   "proxy": {
 570     "dependencies": ["permission:proxy"],
 571     "contexts": ["blessed_extension"]
 572   },
 573   "pushMessaging": {
 574     "dependencies": ["permission:pushMessaging"],
 575     "contexts": ["blessed_extension"]
 576   },
 577   "imageWriterPrivate": {
 578     "dependencies": ["permission:imageWriterPrivate"],
 579     "extension_types": ["platform_app"],
 580     "contexts": ["blessed_extension"]
 581   },
 582   "readingListPrivate": {
 583     "dependencies": ["permission:readingListPrivate"],
 584     "contexts": ["blessed_extension"]
 585   },
 586   "rtcPrivate": {
 587     "dependencies": ["permission:rtcPrivate"],
 588     "contexts": ["blessed_extension"]
 589   },
 590   "scriptBadge": {
 591     "dependencies": ["manifest:script_badge"],
 592     "contexts": ["blessed_extension"]
 593   },
 594   "sessions": {
 595     "dependencies": ["permission:sessions"],
 596     "contexts": ["blessed_extension"]
 597   },
 598   "signedInDevices": {
 599     "dependencies": ["permission:signedInDevices"],
 600     "contexts": ["blessed_extension"]
 601   },
 602   "streamsPrivate": {
 603     "dependencies": ["permission:streamsPrivate"],
 604     "contexts": ["blessed_extension"]
 605   },
 606   "syncFileSystem": {
 607     "dependencies": ["permission:syncFileSystem"],
 608     "contexts": ["blessed_extension"]
 609   },
 610   "syncedNotificationsPrivate": {
 611     "contexts": ["blessed_extension"],
 612     "dependencies": ["permission:syncedNotificationsPrivate"]
 613   },
 614   "systemIndicator": {
 615     "dependencies": ["manifest:system_indicator"],
 616     "contexts": ["blessed_extension"]
 617   },
 618   "systemPrivate": {
 619     "dependencies": ["permission:systemPrivate"],
 620     "contexts": ["blessed_extension"]
 621   },
 622   "tabCapture": {
 623     "dependencies": ["permission:tabCapture"],
 624     "contexts": ["blessed_extension"]
 625   },
 626   "tabs": {
 627     "channel": "stable",
 628     "extension_types": ["extension", "legacy_packaged_app"],
 629     "contexts": ["blessed_extension"]
 630   },
 631   "tabs.setZoom": {
 632     "channel": "dev"
 633   },
 634   "tabs.getZoom": {
 635     "channel": "dev"
 636   },
 637   "tabs.setZoomSettings": {
 638     "channel": "dev"
 639   },
 640   "tabs.getZoomSettings": {
 641     "channel": "dev"
 642   },
 643   "terminalPrivate": {
 644     "dependencies": ["permission:terminalPrivate"],
 645     "contexts": ["blessed_extension"]
 646   },
 647   "topSites": {
 648     "dependencies": ["permission:topSites"],
 649     "contexts": ["blessed_extension"]
 650   },
 651   "tts": {
 652     "dependencies": ["permission:tts"],
 653     "contexts": ["blessed_extension"]
 654   },
 655   "ttsEngine": {
 656     "dependencies": ["permission:ttsEngine"],
 657     "contexts": ["blessed_extension"]
 658   },
 659   "virtualKeyboardPrivate": {
 660     "dependencies": ["permission:virtualKeyboardPrivate"],
 661     "contexts": ["blessed_extension"]
 662   },
 663   "wallpaper": {
 664     "dependencies": ["permission:wallpaper"],
 665     "contexts": ["blessed_extension"]
 666   },
 667   "wallpaperPrivate": {
 668     "dependencies": ["permission:wallpaperPrivate"],
 669     "contexts": ["blessed_extension"]
 670   },
 671   "webNavigation": {
 672     "dependencies": ["permission:webNavigation"],
 673     "contexts": ["blessed_extension"]
 674   },
 675   "webrtcAudioPrivate": {
 676     "dependencies": ["permission:webrtcAudioPrivate"],
 677     "contexts": ["blessed_extension"]
 678   },
 679   "webrtcLoggingPrivate": {
 680     "dependencies": ["permission:webrtcLoggingPrivate"],
 681     "contexts": ["blessed_extension"]
 682   },
 683   "webstore": {
 684     // Hosted apps can use the webstore API from within a blessed context.
 685     "channel": "stable",
 686     // Set extension_types to 'all' to prevent webstore from being filtered.
 687     // Technically, webstore is not in apps or extensions, but it is currently
 688     // displayed on /extensions/webstore and /apps/webstore. The "contexts"
 689     // restriction effectively restricts this to hosted apps and webpages.
 690     "extension_types": "all",
 691     "contexts": ["blessed_web_page", "web_page"],
 692     // Any webpage can use the webstore API.
 693     "matches": ["<all_urls>"]
 694   },
 695   "webstorePrivate": {
 696     "dependencies": ["permission:webstorePrivate"],
 697     // NOTE: even though this is only used by the webstore hosted app, which
 698     // normally would mean blessed_web_page, component hosted apps are actually
 699     // given the blessed_extension denomination. Confusing.
 700     "contexts": ["blessed_extension"]
 701   },
 702   "webviewTag": {
 703     "internal": true,
 704     "channel": "stable",
 705     "dependencies": ["permission:webview"],
 706     "contexts": ["blessed_extension"]
 707   },
 708   "windows": {
 709     "dependencies": ["api:tabs"],
 710     "contexts": ["blessed_extension"]
 711   }
 712 }