iTunes file util and data provider for media galleries

content/browser/fileapi/fileapi_message_filter.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 "content/browser/fileapi/fileapi_message_filter.h"
 
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 739 matching lines @@
     // that the renderer can read the file's platform path. If this is the case
     // the renderer should be granted read permission for the file's platform
     // path. This can happen in the following situations:
     // - the file comes from sandboxed filesystem. Reading sandboxed files is
     //   always permitted, but only implicitly.
     // - the underlying filesystem returned newly created snapshot file.
     // - the nominal path differs from the platform path. This can happen even
     //   when the filesystem has been granted permissions. This happens with:
     //   - Drive filesystems
     //   - Picasa filesystems
+    //   - iTunes filesystems
     DCHECK(snapshot_file.get() ||
            fileapi::SandboxMountPointProvider::IsSandboxType(url.type()) ||
            url.type() == fileapi::kFileSystemTypeDrive ||
-           url.type() == fileapi::kFileSystemTypePicasa);
+           url.type() == fileapi::kFileSystemTypePicasa ||
+           url.type() == fileapi::kFileSystemTypeItunes);

[kinuko, 2013/06/07 05:45:13]

Hmm, this part seems to need some cleanup...

     ChildProcessSecurityPolicyImpl::GetInstance()->GrantReadFile(
         process_id_, platform_path);
     if (snapshot_file.get()) {
       // This will revoke all permissions for the file when the last ref
       // of the file is dropped (assuming it's ok).
       snapshot_file->AddFinalReleaseCallback(
           base::Bind(&RevokeFilePermission, process_id_));
     }
   }
 
@@ skipping 23 matching lines @@
     Send(new FileSystemMsg_DidFail(request_id, error_code));
     return NULL;
   }
 
   DCHECK(operation);
   operations_.AddWithID(operation, request_id);
   return operation;
 }
 
 }  // namespace content