Set drive as the default download folder

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 41 matching lines @@
 
 // Returns the path of the top root of the pseudo tree.
 const base::FilePath& GetDriveGrandRootPath();
 
 // Returns the path of the directory representing "My Drive".
 const base::FilePath& GetDriveMyDriveRootPath();
 
 // Returns the Drive mount point path, which looks like "/special/drive-<hash>".
 base::FilePath GetDriveMountPointPath(Profile* profile);
 
+// Returns the Drive mount point path, which looks like
+// "/special/drive-<username_hash>", when provided with the |userid_hash|.

[bartfab (slow), 2014/03/14 13:43:45]

Nit: s/userid/user_id/

+base::FilePath GetDriveMountPointPathUsingUserHash(std::string userid_hash);

[bartfab (slow), 2014/03/14 13:43:45]

Nit 1: s/userid/user_id/
Nit 2: How about s/UsingUserHash/ForUser/? It better describes what you are
trying to get - a particular user's mount point path. The fact that this is
derived from the user's ID hash is secondary.

+
 // Returns the FileSystem for the |profile|. If not available (not mounted
 // or disabled), returns NULL.
 FileSystemInterface* GetFileSystemByProfile(Profile* profile);
 
 // Returns a FileSystemInterface instance for the |profile_id|, or NULL
 // if the Profile for |profile_id| is destructed or Drive File System is
 // disabled for the profile.
 // Note: |profile_id| should be the pointer of the Profile instance if it is
 // alive. Considering timing issues due to task posting across threads,
 // this function can accept a dangling pointer as |profile_id| (and will return
@@ skipping 137 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_