Shared Raster Worker Threads

cc/resources/worker_pool.h

 // 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.
 
 #ifndef CC_RESOURCES_WORKER_POOL_H_
 #define CC_RESOURCES_WORKER_POOL_H_
 
 #include <deque>
 #include <string>
 #include <vector>
@@ skipping 107 matching lines @@
   typedef GraphNodeMap TaskGraph;
 
   WorkerPool(size_t num_threads, const std::string& thread_name_prefix);
 
   // Schedule running of tasks in |graph|. Any previously scheduled tasks
   // that are not already running will be canceled. Canceled tasks don't run
   // but completion of them is still processed.
   void SetTaskGraph(TaskGraph* graph);
 
  private:
-  class Inner;
-  friend class Inner;
+  typedef std::vector<scoped_refptr<internal::WorkerPoolTask> > TaskVector;
 
-  typedef std::vector<scoped_refptr<internal::WorkerPoolTask> > TaskVector;
+  // Pulled the task graphs out of Inner
+  // This set contains all pending tasks.
+  // GraphNodeMap pending_tasks_;
+
+  // Completed tasks not yet collected by origin thread.
+  // TaskVector completed_tasks_;
+
+  // This set contains all currently running tasks.
+  // GraphNodeMap running_tasks_;
 
   void ProcessCompletedTasks(const TaskVector& completed_tasks);
 
   bool in_dispatch_completion_callbacks_;
-
-  // Hide the gory details of the worker pool in |inner_|.
-  const scoped_ptr<Inner> inner_;
 };
 
 }  // namespace cc
 
 #endif  // CC_RESOURCES_WORKER_POOL_H_