Add FileSystemID parameter to IsolatedContext::RegisterFileSystemForPath.

chrome/browser/extensions/api/file_handlers/app_file_handler_util.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 "chrome/browser/extensions/api/file_handlers/app_file_handler_util.h"
 
 #include "apps/browser/file_handler_util.h"
 #include "base/file_util.h"
 #include "base/files/file.h"
 #include "base/files/file_path.h"
@@ skipping 281 matching lines @@
     const Extension* extension,
     int renderer_id,
     const base::FilePath& path,
     bool is_directory) {
   GrantedFileEntry result;
   fileapi::IsolatedContext* isolated_context =
       fileapi::IsolatedContext::GetInstance();
   DCHECK(isolated_context);
 
   result.filesystem_id = isolated_context->RegisterFileSystemForPath(
-      fileapi::kFileSystemTypeNativeForPlatformApp, path,
+      fileapi::kFileSystemTypeNativeForPlatformApp, std::string(), path,
       &result.registered_name);
 
   content::ChildProcessSecurityPolicy* policy =
       content::ChildProcessSecurityPolicy::GetInstance();
   policy->GrantReadFileSystem(renderer_id, result.filesystem_id);
   if (HasFileSystemWritePermission(extension)) {
     if (is_directory) {
       policy->GrantCreateReadWriteFileSystem(renderer_id, result.filesystem_id);
     } else {
       policy->GrantWriteFileSystem(renderer_id, result.filesystem_id);
@@ skipping 48 matching lines @@
     return false;
   }
 
   fileapi::IsolatedContext* context = fileapi::IsolatedContext::GetInstance();
   base::FilePath relative_path =
       base::FilePath::FromUTF8Unsafe(filesystem_path);
   base::FilePath virtual_path = context->CreateVirtualRootPath(filesystem_id)
       .Append(relative_path);
   fileapi::FileSystemType type;
   fileapi::FileSystemMountOption mount_option;
+  std::string cracked_id;
   if (!context->CrackVirtualPath(
-          virtual_path, &filesystem_id, &type, file_path, &mount_option)) {
+          virtual_path, &filesystem_id, &type, &cracked_id, file_path,
+          &mount_option)) {
     *error = kInvalidParameters;
     return false;
   }
 
   // The file system API is only intended to operate on file entries that
   // correspond to a native file, selected by the user so only allow file
   // systems returned by the file system API or from a drag and drop operation.
   if (type != fileapi::kFileSystemTypeNativeForPlatformApp &&
       type != fileapi::kFileSystemTypeDragged) {
     *error = kInvalidParameters;
     return false;
   }
 
   return true;
 }
 
 }  // namespace app_file_handler_util
 
 }  // namespace extensions