Index: third_party/WebKit/Source/core/workers/WorkerTaskRunners.h |
diff --git a/third_party/WebKit/Source/core/workers/WorkerTaskRunners.h b/third_party/WebKit/Source/core/workers/WorkerTaskRunners.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..b8f5e8b98fe34964065e74d131580b2c065296ed |
--- /dev/null |
+++ b/third_party/WebKit/Source/core/workers/WorkerTaskRunners.h |
@@ -0,0 +1,47 @@ |
+// Copyright 2017 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 WorkerTaskRunners_h |
+#define WorkerTaskRunners_h |
+ |
+#include <memory> |
+#include "core/CoreExport.h" |
+#include "core/dom/TaskRunnerHelper.h" |
+#include "platform/wtf/HashMap.h" |
+#include "platform/wtf/Noncopyable.h" |
+#include "platform/wtf/PassRefPtr.h" |
+#include "platform/wtf/RefPtr.h" |
+#include "platform/wtf/ThreadSafeRefCounted.h" |
+ |
+namespace blink { |
+ |
+class WebTaskRunner; |
+class WorkerOrWorkletGlobalScope; |
+ |
+// Represents a set of task runners of the worker/worklet global context. This |
+// could be accessed from any threads and must be initialized on the thread |
+// where the context is running. |
+class CORE_EXPORT WorkerTaskRunners final |
+ : public ThreadSafeRefCounted<WorkerTaskRunners> { |
+ WTF_MAKE_NONCOPYABLE(WorkerTaskRunners); |
+ |
+ public: |
+ static RefPtr<WorkerTaskRunners> Create(WorkerOrWorkletGlobalScope*); |
+ |
+ RefPtr<WebTaskRunner> Get(TaskType); |
+ |
+ private: |
+ using TaskRunnerHashMap = HashMap<TaskType, |
+ RefPtr<WebTaskRunner>, |
+ WTF::IntHash<TaskType>, |
+ TaskTypeTraits>; |
+ |
+ explicit WorkerTaskRunners(WorkerOrWorkletGlobalScope*); |
+ |
+ TaskRunnerHashMap task_runners_; |
+}; |
+ |
+} // namespace blink |
+ |
+#endif // WorkerTaskRunners_h |