Remove references to a never released Chrome app.

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 53dada59c8a3262629f0082a235cd4890a9b59e6..f147f50cdb87e67a5b76099d1be6df53ff7cd75f 100644
--- a/chrome/common/extensions/api/_permission_features.json
+++ b/chrome/common/extensions/api/_permission_features.json
@@ -537,10 +537,6 @@
         "9FDE6E7F06FCFA11D9A05041C7FF6D8AE662F5D1",  // Spark release.
         "50B4A905D522C06E27CA6D099E3E54BDA1F152C5",  // Spark Beta channel.
         "BA0C8BB92084C9741312D90D3EA882526853455F",  // Spark dev channel.
-        "11B478CEC461C766A2DC1E5BEEB7970AE06DC9C2",  // http://crbug.com/408276
-        "0EFB879311E9EFBB7C45251F89EC655711B1F6ED",  // http://crbug.com/408276
-        "9193D3A51E2FE33B496CDA53EA330423166E7F02",  // http://crbug.com/408276
-        "F9119B8B18C7C82B51E7BC6FF816B694F2EC3E89",  // http://crbug.com/408276
         "5F57A9AE8DFF5D6BB09DF8606270402612E871E5"   // http://crbug.com/422624
       ]
     },
@@ -596,10 +592,6 @@
     "whitelist": [
       "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
       "1BFB3A47AA4A1E1C4714D919217602685CDD0FA7"   // http://crbug.com/574600
     ]
   },
@@ -743,15 +735,6 @@
       "3A78E13285C1949EF84AA85E3BF65D1E83A3D9AB", // Test Extension
       "4477F0B4FE934D0A8C88922C0986DA7B25D881E1"  // API Test
     ]
-  }, {
-    "channel": "stable",
-    "extension_types": ["platform_app"],
-    "whitelist": [
-      "11B478CEC461C766A2DC1E5BEEB7970AE06DC9C2", // http://crbug.com/439526
-      "0EFB879311E9EFBB7C45251F89EC655711B1F6ED", // http://crbug.com/439526
-      "9193D3A51E2FE33B496CDA53EA330423166E7F02", // http://crbug.com/439526
-      "F9119B8B18C7C82B51E7BC6FF816B694F2EC3E89"  // http://crbug.com/439526
-    ]
   }],
   "resourcesPrivate": {
     "channel": "stable",