API delegate for non-native file systems

chrome/browser/extensions/api/file_handlers/directory_util.cc

 // Copyright 2016 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/extensions/api/file_handlers/directory_util.h"
 
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "chrome/browser/profiles/profile.h"
 #include "content/public/browser/browser_thread.h"
 #include "net/base/filename_util.h"
 #include "storage/browser/fileapi/file_system_url.h"
 
 #if defined(OS_CHROMEOS)
-#include "chrome/browser/chromeos/file_manager/filesystem_api_util.h"
+#include "extensions/browser/api/extensions_api_client.h"
+#include "extensions/browser/api/file_handlers/non_native_file_system_delegate.h"
 #endif
 
 namespace extensions {
 namespace app_file_handler_util {
 
 namespace {
 
 void GetIsDirectoryFromFileInfo(const base::FilePath& path,
                                 bool* is_directory) {
   base::File::Info file_info;
   *is_directory = GetFileInfo(path, &file_info) && file_info.is_directory;
 }
 
 void OnGetIsDirectoryFromFileInfoCompleted(
     std::unique_ptr<bool> is_directory,
     const base::Callback<void(bool)>& callback) {
   callback.Run(*is_directory);
 }
 
 // The callback parameter contains the result and is required to support
 // both native local directories to avoid UI thread and non native local
 // path directories for the IsNonNativeLocalPathDirectory API.
 void EntryIsDirectory(Profile* profile,
                       const base::FilePath& path,
                       const base::Callback<void(bool)>& callback) {
 #if defined(OS_CHROMEOS)
-  if (file_manager::util::IsUnderNonNativeLocalPath(profile, path)) {
-    file_manager::util::IsNonNativeLocalPathDirectory(profile, path, callback);
+  NonNativeFileSystemDelegate* delegate =
+      ExtensionsAPIClient::Get()->GetNonNativeFileSystemDelegate();
+  if (delegate && delegate->IsUnderNonNativeLocalPath(profile, path)) {
+    delegate->IsNonNativeLocalPathDirectory(profile, path, callback);
     return;
   }
 #endif
 
   std::unique_ptr<bool> is_directory(new bool);
   bool* const is_directory_ptr = is_directory.get();
 
   content::BrowserThread::PostBlockingPoolTaskAndReply(
       FROM_HERE,
       base::Bind(&GetIsDirectoryFromFileInfo, path, is_directory_ptr),
@@ skipping 43 matching lines @@
         FROM_HERE, base::Bind(callback_, base::Passed(&result_)));
     // Release the callback to avoid a circullar reference in case an instance
     // of this class is a member of a ref counted class, which instance is bound
     // to this callback.
     callback_ = CompletionCallback();
   }
 }
 
 }  // namespace app_file_handler_util
 }  // namespace extensions