Remove the component location check from fileBrowserPrivate code.

chrome/browser/chromeos/extensions/file_manager/private_api_file_system.cc

 // Copyright 2013 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/chromeos/extensions/file_manager/private_api_file_system.h"
 
 #include <sys/statvfs.h>
 
 #include "base/posix/eintr_wrapper.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 204 matching lines @@
 FileManagerPrivateRequestFileSystemFunction::SetupFileSystemAccessPermissions(
     scoped_refptr<storage::FileSystemContext> file_system_context,
     int child_id,
     Profile* profile,
     scoped_refptr<const extensions::Extension> extension) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
   if (!extension.get())
     return false;
 
-  // Make sure that only component extension can access the entire
-  // local file system.
-  if (extension_->location() != extensions::Manifest::COMPONENT) {
-    NOTREACHED() << "Private method access by non-component extension "
-                 << extension->id();
-    return false;
-  }
-
   storage::ExternalFileSystemBackend* backend =
       file_system_context->external_backend();
   if (!backend)
     return false;
 
   // Grant full access to File API from this component extension.
   backend->GrantFullAccessToExtension(extension_->id());
 
   // Grant R/W file permissions to the renderer hosting component
   // extension for all paths exposed by our local file system backend.
@@ skipping 430 matching lines @@
         "/" + entry_definition_list->at(i).full_path.AsUTF8Unsafe();
     entry->file_is_directory = entry_definition_list->at(i).is_directory;
     entries.push_back(entry);
   }
 
   results_ = extensions::api::file_manager_private_internal::
       ResolveIsolatedEntries::Results::Create(entries);
   SendResponse(true);
 }
 }  // namespace extensions