Rename fileBrowserPrivate to fileManagerPrivate

ui/file_manager/video_player/js/cast/caster.js

 // Copyright 2014 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.
 
 'use strict';
 
 // This hack prevents a bug on the cast extension.
 // TODO(yoshiki): Remove this once the cast extension supports Chrome apps.
 // Although localStorage in Chrome app is not supported, but it's used in the
 // cast extension. This line prevents an exception on using localStorage.
@@ skipping 42 matching lines @@
     script.removeEventListener('error', onError);
     document.body.removeChild(script);
 
     if (opt_secondTry) {
       // Shows error message and exits if it's the 2nd try.
       console.error('Google Cast API extension load failed.');
       return;
     }
 
     // Installs the Google Cast API extension and retry loading.
-    chrome.fileBrowserPrivate.installWebstoreItem(
+    chrome.fileManagerPrivate.installWebstoreItem(
         'mafeflapfdfljijmlienjedomfjfmhpd',
         true,  // Don't use installation prompt.
         function() {
           if (chrome.runtime.lastError) {
             console.error('Google Cast API extension installation error.',
                           chrome.runtime.lastError.message);
             return;
           }
 
           console.info('Google Cast API extension installed.');
@@ skipping 71 matching lines @@
     }
 
     player.setCastList(receivers);
   } else if (availability == chrome.cast.ReceiverAvailability.UNAVAILABLE) {
     player.setCastList([]);
   } else {
     console.error('Unexpected response in onReceiver.', arguments);
     player.setCastList([]);
   }
 }