Framing for a DOMStorage backend that does not depend on in-process-webkit.

webkit/dom_storage/dom_storage_task_runner.h

Index: webkit/dom_storage/dom_storage_task_runner.h
===================================================================
--- webkit/dom_storage/dom_storage_task_runner.h	(revision 0)
+++ webkit/dom_storage/dom_storage_task_runner.h	(revision 0)
@@ -0,0 +1,54 @@
+// 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.
+
+#ifndef WEBKIT_DOM_STORAGE_DOM_STORAGE_TASK_RUNNER_
+#define WEBKIT_DOM_STORAGE_DOM_STORAGE_TASK_RUNNER_
+#pragma once
+
+#include "base/memory/ref_counted.h"
+#include "base/threading/sequenced_worker_pool.h"
+
+namespace base {
+class MessageLoopProxy;
+}
+
+namespace dom_storage {
+
+// Tasks are gauranteed to run serially with respect to

[benm (inactive), 2012/01/31 18:03:38]

guaranteed

[michaeln, 2012/01/31 21:17:45]

thnx (geez, i misspell that word a lot)

+// one another, but may execute on different OS threads.
+// They're executed via the SequenceWorkerPool under a
+// dom_storage specific SequenceToken.
+class DomStorageTaskRunner
+    : public base::RefCountedThreadSafe<DomStorageTaskRunner> {
+ public:
+  DomStorageTaskRunner(
+      base::SequencedWorkerPool* sequenced_worker_pool,
+      base::MessageLoopProxy* delayed_task_loop);
+  ~DomStorageTaskRunner();
+
+  // Schedules a sequenced worker task to be run immediately.
+  void PostTask(
+      const tracked_objects::Location& from_here,
+      const base::Closure& task);
+
+  // Schedules a sequenced worker task to be run after a delay.
+  void PostDelayedTask(
+      const tracked_objects::Location& from_here,
+      const base::Closure& task,
+      base::TimeDelta delay);
+
+ private:
+  // Tasks are executed in sequence via the SequencedWorkerPool.
+  base::SequencedWorkerPool* sequenced_worker_pool_;  // not owned
+  base::SequencedWorkerPool::SequenceToken sequence_token_;
+
+  // Delayed tasks are scheduled on the worker pool only
+  // after the delay has passed. This seperate message
+  // loop provides the delay.
+  scoped_refptr<base::MessageLoopProxy> delayed_task_loop_;
+};
+
+}  // namespace dom_storage
+
+#endif  // WEBKIT_DOM_STORAGE_DOM_STORAGE_TASK_RUNNER_
Property changes on: webkit\dom_storage\dom_storage_task_runner.h
___________________________________________________________________
Added: svn:eol-style
   + LF