cc: Move GPU raster to DirectRasterWorkerPool.

cc/resources/raster_worker_pool_delegate.h

+// Copyright 2014 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 CC_RESOURCES_RASTER_WORKER_POOL_DELEGATE_H_
+#define CC_RESOURCES_RASTER_WORKER_POOL_DELEGATE_H_
+
+#include <vector>
+
+#include "cc/resources/raster_worker_pool.h"
+
+namespace cc {
+
+class RasterWorkerPoolDelegate : public RasterWorkerPoolClient {
+ public:
+  virtual ~RasterWorkerPoolDelegate();
+
+  static scoped_ptr<RasterWorkerPoolDelegate> Create(
+      RasterWorkerPoolClient* client,
+      RasterWorkerPool** first_raster_worker_pool,
+      RasterWorkerPool** last_raster_worker_pool);
+
+  void SetClient(RasterWorkerPoolClient* client);
+  void Shutdown();
+  void ScheduleTasks(RasterWorkerPool::RasterTask::Queue* raster_queue);
+  void CheckForCompletedTasks();
+
+  // Overriden from RasterWorkerPoolClient:
+  virtual bool ShouldForceTasksRequiredForActivationToComplete() const OVERRIDE;
+  virtual void DidFinishRunningTasks() OVERRIDE;
+  virtual void DidFinishRunningTasksRequiredForActivation() OVERRIDE;
+
+ private:
+  RasterWorkerPoolDelegate(RasterWorkerPoolClient* client,
+                           RasterWorkerPool** first_raster_worker_pool,
+                           RasterWorkerPool** last_raster_worker_pool);
+
+  RasterWorkerPoolClient* client_;
+  typedef std::vector<RasterWorkerPool*> RasterWorkerPoolVector;
+  RasterWorkerPoolVector raster_worker_pools_;
+  size_t did_finish_running_tasks_pending_count_;
+  size_t did_finish_running_tasks_required_for_activation_pending_count_;
+};
+
+}  // namespace cc
+
+#endif  // CC_RESOURCES_RASTER_WORKER_POOL_DELEGATE_H_