Make FileSystemOperation NOT self-destruct

webkit/browser/fileapi/file_system_operation_runner.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 "webkit/browser/fileapi/file_system_operation_runner.h"
 
 #include "base/bind.h"
 #include "webkit/browser/fileapi/file_observers.h"
 #include "webkit/browser/fileapi/file_system_context.h"
 #include "webkit/browser/fileapi/local_file_system_operation.h"
 #include "webkit/common/blob/shareable_file_reference.h"
 
 namespace fileapi {
 
 typedef FileSystemOperationRunner::OperationID OperationID;
 
 const OperationID FileSystemOperationRunner::kErrorOperationID = -1;
 
 FileSystemOperationRunner::~FileSystemOperationRunner() {
 }
 
+void FileSystemOperationRunner::Shutdown() {
+  operations_.Clear();
+}
+
 OperationID FileSystemOperationRunner::CreateFile(
     const FileSystemURL& url,
     bool exclusive,
     const StatusCallback& callback) {
   base::PlatformFileError error = base::PLATFORM_FILE_OK;
   FileSystemOperation* operation =
       file_system_context_->CreateFileSystemOperation(url, &error);
   if (!operation) {
     callback.Run(error);
     return kErrorOperationID;
@@ skipping 502 matching lines @@
             &FileUpdateObserver::OnEndUpdate, MakeTuple(*iter));
       }
     }
     write_target_urls_.erase(found);
   }
   DCHECK(operations_.Lookup(id));
   operations_.Remove(id);
 }
 
 }  // namespace fileapi