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

chrome/browser/chromeos/drive/fileapi/fileapi_worker.h

 // 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.
 //
 // This file provides the core implementation of fileapi methods.
 // The functions should be called on UI thread.
 // Note that most method invocation of fileapi is done on IO thread. The gap is
 // filled by FileSystemProxy.
 // Also, the order of arguments for the functions which take FileSystemInterface
 // at the last is intentional. The instance of FileSystemInterface should be
@@ skipping 16 matching lines @@
 #include "base/platform_file.h"
 #include "chrome/browser/chromeos/drive/file_errors.h"
 #include "webkit/common/blob/scoped_file.h"
 
 namespace base {
 class FilePath;
 }  // namespace base
 
 namespace fileapi {
 struct DirectoryEntry;
+class FileSystemURL;
 }  // namespace fileapi
 
 namespace drive {
 
 class FileSystemInterface;
 
 namespace fileapi_internal {
 
 typedef base::Callback<FileSystemInterface*()> FileSystemGetter;
 
@@ skipping 15 matching lines @@
 typedef base::Callback<
     void(base::File::Error result,
          const base::FilePath& snapshot_file_path,
          const base::Closure& close_callback)>
     CreateWritableSnapshotFileCallback;
 typedef base::Callback<
     void(base::File::Error result,
          base::PlatformFile platform_file,
          const base::Closure& close_callback)> OpenFileCallback;
 
+// Gets the profile of the Drive entry pointed by |url|. Used as
+// FileSystemGetter callback by binding an URL on the IO thread and passing to
+// the UI thread.
+FileSystemInterface* GetFileSystemFromUrl(const fileapi::FileSystemURL& url);
+
 // Runs |file_system_getter| to obtain the instance of FileSystemInstance,
 // and then runs |callback| with it.
 // If |file_system_getter| returns NULL, runs |error_callback| instead.
 // This function must be called on UI thread.
 // |file_system_getter| and |callback| must not be null, but
 // |error_callback| can be null (if no operation is necessary for error
 // case).
 void RunFileSystemCallback(
     const FileSystemGetter& file_system_getter,
     const base::Callback<void(FileSystemInterface*)>& callback,
@@ skipping 88 matching lines @@
 void TouchFile(const base::FilePath& file_path,
                const base::Time& last_access_time,
                const base::Time& last_modified_time,
                const StatusCallback& callback,
                FileSystemInterface* file_system);
 
 }  // namespace fileapi_internal
 }  // namespace drive
 
 #endif  // CHROME_BROWSER_CHROMEOS_DRIVE_FILEAPI_FILEAPI_WORKER_H_