Adjust to the new Files.app path in comment and watchlist.

WATCHLISTS

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # Watchlist Rules
 # Refer: http://dev.chromium.org/developers/contributing-code/watchlists
 
 # IMPORTANT: The regular expression filepath is tested against each path using
 # re.search, so it is not usually necessary to add .*.
 
@@ skipping 276 matching lines @@
     'fileapi': {
       'filepath': 'file_system/|' \
                   'fileapi/'
     },
     'filebrowse': {
       'filepath': 'file_browser|' \
                   'file_manager|' \
                   'filebrowse'
     },
     'filesapp': {
-      'filepath': 'chrome/browser/resources/file_manager|' \
-                  'ui/file_manager'
+      'filepath': 'ui/file_manager'
     },
     'ftp': {
       'filepath': 'ftp',
     },
     'geolocation': {
       'filepath': 'chrome/browser/geolocation/|'\
                   'content/browser/geolocation|'\
                   'content/public/common/geoposition.*|'\
                   'content/public/browser/geolocation.*|'\
                   'content/renderer/geolocation.*|'\
@@ skipping 614 matching lines @@
     'webrtc_media': ['fischman+watch@chromium.org',
                      'wjia+watch@chromium.org',
                      'mcasas+watch@chromium.org'],
     'website_settings': ['markusheintz@chromium.org'],
     'worker': ['jam@chromium.org'],
     'x11': ['derat+watch@chromium.org',
             'sadrul@chromium.org',
             'yusukes+watch@chromium.org'],
   },
 }