Remove obsolete Cast extension IDs from various whitelists and files.

chrome/common/extensions/api/_permission_features.json

Index: chrome/common/extensions/api/_permission_features.json
diff --git a/chrome/common/extensions/api/_permission_features.json b/chrome/common/extensions/api/_permission_features.json
index 633f91b006212b88b45b47f8ef14937dba15313e..e6dab215d1fda36959af928a3ead7a5545b66082 100644
--- a/chrome/common/extensions/api/_permission_features.json
+++ b/chrome/common/extensions/api/_permission_features.json
@@ -91,13 +91,8 @@
     "channel": "stable",
     "extension_types": ["extension"],
     "whitelist": [
-      "63ED55E43214C211F82122ED56407FF1A807F2A3",  // Dev
-      "FA01E0B81978950F2BC5A50512FD769725F57510",  // Beta
-      "B11A93E7E5B541F8010245EBDE2C74647D6C14B9",  // Canary
-      "F155646B5D1CA545F7E1E4E20D573DFDD44C2540",  // Google Cast Beta
-      "16CA7A47AAE4BE49B1E75A6B960C3875E945B264",  // Google Cast Stable
-      "C17CD9E6868D7B9C67926E0EC612EA25C768418F",  // http://crbug.com/457908
-      "226CF815E39A363090A1E547D53063472B8279FA"   // http://crbug.com/574889
+      "63ED55E43214C211F82122ED56407FF1A807F2A3",  // Media Router Dev
+      "226CF815E39A363090A1E547D53063472B8279FA"   // Media Router Stable
     ]
   }],
   "certificateProvider": {
@@ -262,14 +257,8 @@
     "channel": "stable",
     "extension_types": ["extension"],
     "whitelist": [
-      "63ED55E43214C211F82122ED56407FF1A807F2A3",  // Dev
-      "FA01E0B81978950F2BC5A50512FD769725F57510",  // Beta
-      "B11A93E7E5B541F8010245EBDE2C74647D6C14B9",  // Canary
-      "F155646B5D1CA545F7E1E4E20D573DFDD44C2540",  // Google Cast Beta
-      "16CA7A47AAE4BE49B1E75A6B960C3875E945B264",  // Google Cast Stable
-      "C17CD9E6868D7B9C67926E0EC612EA25C768418F",  // http://crbug.com/457908
-      "226CF815E39A363090A1E547D53063472B8279FA"   // http://crbug.com/574889
-
+      "63ED55E43214C211F82122ED56407FF1A807F2A3",  // Media Router Dev
+      "226CF815E39A363090A1E547D53063472B8279FA"   // Media Router Stable
     ]
   },
   "easyUnlockPrivate": {
@@ -597,28 +586,20 @@
     "channel": "stable",
     "extension_types": ["extension"],
     "whitelist": [
-      "226CF815E39A363090A1E547D53063472B8279FA",  // http://crbug.com/574889
-      "C17CD9E6868D7B9C67926E0EC612EA25C768418F",  // http://crbug.com/448569
-      "A45DABDB47A31CC812E5490AB748C7D05E2D32E9",  // http://crbug.com/448569
-      "BFEE2E3B80BE21A645E63E9346DFC383E7CB3BDA",  // http://crbug.com/448569
-      "63ED55E43214C211F82122ED56407FF1A807F2A3"   // http://crbug.com/448569
+      "63ED55E43214C211F82122ED56407FF1A807F2A3",  // Media Router Dev
+      "226CF815E39A363090A1E547D53063472B8279FA"   // Media Router Stable
     ]
   },
   "mdns": [{
     "channel": "stable",
     "extension_types": ["extension"],
     "whitelist": [
-      "63ED55E43214C211F82122ED56407FF1A807F2A3",  // Dev
-      "FA01E0B81978950F2BC5A50512FD769725F57510",  // Beta
-      "B11A93E7E5B541F8010245EBDE2C74647D6C14B9",  // Canary
-      "F155646B5D1CA545F7E1E4E20D573DFDD44C2540",  // Google Cast Beta
-      "16CA7A47AAE4BE49B1E75A6B960C3875E945B264",  // Google Cast Stable
+      "63ED55E43214C211F82122ED56407FF1A807F2A3",  // Media Router Dev
+      "226CF815E39A363090A1E547D53063472B8279FA",  // Media Router Stable
       "11B478CEC461C766A2DC1E5BEEB7970AE06DC9C2",  // http://crbug.com/397691
       "0EFB879311E9EFBB7C45251F89EC655711B1F6ED",  // http://crbug.com/397691
       "9193D3A51E2FE33B496CDA53EA330423166E7F02",  // http://crbug.com/397691
       "F9119B8B18C7C82B51E7BC6FF816B694F2EC3E89",  // http://crbug.com/397691
-      "C17CD9E6868D7B9C67926E0EC612EA25C768418F",  // http://crbug.com/457908
-      "226CF815E39A363090A1E547D53063472B8279FA",  // http://crbug.com/457908
       "1BFB3A47AA4A1E1C4714D919217602685CDD0FA7"   // http://crbug.com/574600
     ]
   },