Add Team Drive subtree to the directory list view.

ui/file_manager/gallery/manifest.json

 {
   // chrome-extension://nlkncpkkdoccmpiclbokaimcnedabhhm/
   "key": "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1hFTC+sl9e4ufs6ccGhspbgnMQb3GMikA/QwghFVp00WDwFu7no8xIOWJwY9lFQP+NrbSsze3JL9Wg6FmHC6xKIncwZJKwyDDd2g+9/gEZLn5Ar1piPyf+ELtuX+m0Pjp0l2+rVMz2UiP5OUvFqvmCZqJJQnTVjRut3IMjDP6npb5HyDTgqlPgNHWmsLAQZZKTyYfqswBFkvmwiSHTNJuxkh+i1hxo2m8RcBQsXWL8Mt9+WPl0uABIZc7UvLoZwNz1pAKWb5sv0y4oBugpw4ZVIvCT/pxplLXF35GGBNWAkgimkpYu+SldoZQV8SZW1kUSIcrpYW80mA7KxfK5H8vwIDAQAB",
   "manifest_version": 2,
   "name": "Gallery",
   "version": "2.0",
   "description": "Picture browser app",
   "display_in_launcher": false,
   "incognito" : "split",
   "icons": {
     "16": "images/icon16.png",
     "32": "images/icon32.png",
     "48": "images/icon48.png",
     "64": "images/icon64.png",
     "96": "images/icon96.png",
     "128": "images/icon128.png",
     "256": "images/icon256.png"
   },
   "permissions": [
     "accessibilityFeatures.read",
     "app.window.fullscreen.overrideEsc",
     "chrome-extension://hhaomjibdihmijegdhdafkllkbggdgoj",
     "chrome://extension-icon/",
     "chrome://resources/",
     "chrome://theme/",
+    "commandLinePrivate",
     "fileManagerPrivate",
     {
       "fileSystem": ["requestFileSystem", "write"]
     },
     "fullscreen",
     "mediaGalleries",
     "metricsPrivate",
     "storage",
     "webview"
   ],
@@ skipping 28 matching lines @@
         "chrome://resources/js/cr/event_target.js",
         "chrome://resources/js/cr/ui/array_data_model.js",
         "chrome://resources/js/load_time_data.js",
         "chrome-extension://hhaomjibdihmijegdhdafkllkbggdgoj/background/js/background_common_scripts.js",
         "js/background_scripts.js"
       ]
     },
     "content_security_policy": "default-src 'none'; script-src 'self' blob: filesystem: chrome://resources chrome-extension://hhaomjibdihmijegdhdafkllkbggdgoj; style-src 'self' blob: filesystem: chrome://resources 'unsafe-inline'; img-src 'self' blob: filesystem: chrome://resources chrome://theme data: https://*.googleusercontent.com chrome://extension-icon; media-src 'self' blob: filesystem:; object-src 'self' blob: filesystem:; font-src chrome://resources;"
   }
 }