Support cross-profile copy between Chrome OS Google Drive folders.

chrome/browser/chrome_content_browser_client.cc

 // 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.
 
 #include "chrome/browser/chrome_content_browser_client.h"
 
 #include <set>
 #include <utility>
 #include <vector>
 
@@ skipping 2537 matching lines @@
       storage_partition_path,
       pool->GetSequencedTaskRunner(pool->GetNamedSequenceToken(
           MediaFileSystemBackend::kMediaTaskRunnerName)).get()));
 #endif
 #if defined(OS_CHROMEOS)
   fileapi::ExternalMountPoints* external_mount_points =
       content::BrowserContext::GetMountPoints(browser_context);
   DCHECK(external_mount_points);
   chromeos::FileSystemBackend* backend =
       new chromeos::FileSystemBackend(
-          new drive::FileSystemBackendDelegate(browser_context),
+          new drive::FileSystemBackendDelegate,
           browser_context->GetSpecialStoragePolicy(),
           external_mount_points,
           fileapi::ExternalMountPoints::GetSystemInstance());
   backend->AddSystemMountPoints();
   DCHECK(backend->CanHandleType(fileapi::kFileSystemTypeExternal));
   additional_backends->push_back(backend);
 #endif
 
   additional_backends->push_back(
       new sync_file_system::SyncFileSystemBackend(
@@ skipping 131 matching lines @@
   // releases of Chrome. Permitting "Unknown" allows these APIs to be used on
   // Chromium builds as well.
   return channel <= chrome::VersionInfo::CHANNEL_DEV;
 #else
   return false;
 #endif
 }
 
 
 }  // namespace chrome