drive: Support offline delete

chrome/browser/chromeos/drive/file_system.cc

Index: chrome/browser/chromeos/drive/file_system.cc
diff --git a/chrome/browser/chromeos/drive/file_system.cc b/chrome/browser/chromeos/drive/file_system.cc
index 8618bf1c23209058b7fc21139fbf7e91c58e20c2..57cb75209f30af3d224365427e841d75c64d16a9 100644
--- a/chrome/browser/chromeos/drive/file_system.cc
+++ b/chrome/browser/chromeos/drive/file_system.cc
@@ -297,7 +297,6 @@ void FileSystem::ResetComponents() {
   remove_operation_.reset(
       new file_system::RemoveOperation(blocking_task_runner_.get(),
                                        observer,
-                                       scheduler_,
                                        resource_metadata_,
                                        cache_));
   touch_operation_.reset(new file_system::TouchOperation(
@@ -886,6 +885,10 @@ void FileSystem::OnCacheFileUploadNeededByOperation(
   sync_client_->AddUploadTask(local_id);
 }
 
+void FileSystem::OnEntryRemovedByOperation(const std::string& local_id) {
+  sync_client_->AddRemoveTask(local_id);
+}
+
 void FileSystem::OnDirectoryChanged(const base::FilePath& directory_path) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));