Media Galleries: Remove apps that have switched off from mediaGalleriesPrivate from the whitelist.

BUG=144496,286542

Review URL: https://codereview.chromium.org/165263006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@251491 0039d316-1c4b-4281-b951-d872f2087c98

chrome/common/extensions/api/_permission_features.json

@@ -537,9 +537,6 @@
     "extension_types": [ "platform_app" ],
     "whitelist": [
       "4B1D0E19C6C43C008C44A8278C8B5BFE15ABEB3C",
-      "5B5DA6D054D10DB917AF7D9EAE3C56044D1B0B03",  // http://crbug.com/286542
-      "2843C1E82A9B6C6FB49308FDDF4E157B6B44BC2B",  // http://crbug.com/286542
-      "3F596D221126DCDFD115CFAA2E5A3141806358AD",  // http://crbug.com/286542
       "F7FA7ABC1ECB89BA8EE6656847EFABBF43BB9BCA",
       "4FE45FA56EF6A25FDE8C302C44045CA9CE8A605A"
     ]