drive: Stop setting dummy resource ID for "drive" and "other"

chrome/browser/chromeos/drive/file_system_util.h

 // 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.
 
 #ifndef CHROME_BROWSER_CHROMEOS_DRIVE_FILE_SYSTEM_UTIL_H_
 #define CHROME_BROWSER_CHROMEOS_DRIVE_FILE_SYSTEM_UTIL_H_
 
 #include <string>
 
 #include "base/callback_forward.h"
@@ skipping 66 matching lines @@
 FileSystemInterface* GetFileSystemByProfileId(void* profile_id);
 
 // Returns the DriveAppRegistry for the |profile|. If not available (not
 // mounted or disabled), returns NULL.
 DriveAppRegistry* GetDriveAppRegistryByProfile(Profile* profile);
 
 // Returns the DriveService for the |profile|. If not available (not mounted
 // or disabled), returns NULL.
 DriveServiceInterface* GetDriveServiceByProfile(Profile* profile);
 
-// Checks if the resource ID is a special one, which is effective only in our
-// implementation and is not supposed to be sent to the server.
-bool IsSpecialResourceId(const std::string& resource_id);
-
 // Returns a ResourceEntry for "/drive/root" directory.
 ResourceEntry CreateMyDriveRootEntry(const std::string& root_resource_id);
 
 // Returns the Drive mount path as string.
 const std::string& GetDriveMountPointPathAsString();
 
 // Returns the gdata file resource url formatted as "drive:<path>"
 GURL FilePathToDriveURL(const base::FilePath& path);
 
 // Converts a drive: URL back to a path that can be passed to FileSystem.
@@ skipping 119 matching lines @@
   DRIVE_CONNECTED,
 };
 
 // Returns the Drive connection status for the |profile|.
 ConnectionStatusType GetDriveConnectionStatus(Profile* profile);
 
 }  // namespace util
 }  // namespace drive
 
 #endif  // CHROME_BROWSER_CHROMEOS_DRIVE_FILE_SYSTEM_UTIL_H_