Migrate ProcessesEventRouter to the new task manager

chrome/browser/task_management/sampling/task_manager_impl.h

 // Copyright 2015 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 CHROME_BROWSER_TASK_MANAGEMENT_SAMPLING_TASK_MANAGER_IMPL_H_
 #define CHROME_BROWSER_TASK_MANAGEMENT_SAMPLING_TASK_MANAGER_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 42 matching lines @@
                       int64_t* peak) const override;
   int GetOpenFdCount(TaskId task_id) const override;
   bool IsTaskOnBackgroundedProcess(TaskId task_id) const override;
   const base::string16& GetTitle(TaskId task_id) const override;
   const std::string& GetTaskNameForRappor(TaskId task_id) const override;
   base::string16 GetProfileName(TaskId task_id) const override;
   const gfx::ImageSkia& GetIcon(TaskId task_id) const override;
   const base::ProcessHandle& GetProcessHandle(TaskId task_id) const override;
   const base::ProcessId& GetProcessId(TaskId task_id) const override;
   Task::Type GetType(TaskId task_id) const override;
+  int GetTabId(TaskId task_id) const override;
+  int GetChildProcessUniqueId(TaskId task_id) const override;
+  void GetTerminationStatus(TaskId task_id,
+                            base::TerminationStatus* out_status,
+                            int* out_error_code) const override;
   int64_t GetNetworkUsage(TaskId task_id) const override;
   int64_t GetProcessTotalNetworkUsage(TaskId task_id) const override;
   int64_t GetSqliteMemoryUsed(TaskId task_id) const override;
   bool GetV8Memory(TaskId task_id,
                    int64_t* allocated,
                    int64_t* used) const override;
   bool GetWebCacheStats(
       TaskId task_id,
       blink::WebCache::ResourceTypeStats* stats) const override;
   const TaskIdList& GetTaskIdsList() const override;
+  TaskIdList GetIdsOfTasksSharingSameProcess(TaskId task_id) const override;
   size_t GetNumberOfTasksOnSameProcess(TaskId task_id) const override;
 
   // task_management::TaskProviderObserver:
   void TaskAdded(Task* task) override;
   void TaskRemoved(Task* task) override;
+  void TaskUnresponsive(Task* task) override;
 
   // content::GpuDataManagerObserver:
   void OnVideoMemoryUsageStatsUpdate(
       const gpu::VideoMemoryUsageStats& gpu_memory_stats) override;
 
   // The notification method on the UI thread when multiple bytes are read
   // from URLRequests. This will be called by the |io_thread_helper_|
   static void OnMultipleBytesReadUI(std::vector<BytesReadParam>* params);
 
  private:
   friend struct base::DefaultLazyInstanceTraits<TaskManagerImpl>;
 
   TaskManagerImpl();
 
   // task_management::TaskManagerInterface:
   void Refresh() override;
   void StartUpdating() override;
   void StopUpdating() override;
 
   // Based on |param| the appropriate task will be updated by its network usage.
   // Returns true if it was able to match |param| to an existing task, returns
   // false otherwise, at which point the caller must explicitly match these
   // bytes to the browser process by calling this method again with
   // |param.origin_pid = 0| and |param.child_id = param.route_id = -1|.
   bool UpdateTasksWithBytesRead(const BytesReadParam& param);
 
   TaskGroup* GetTaskGroupByTaskId(TaskId task_id) const;
   Task* GetTaskByTaskId(TaskId task_id) const;
 
+  // Called back by a TaskGroup when the resource calculations done on the
+  // background thread has completed.
+  void OnTaskGroupBackgroundCalculationsDone();
+
+  const base::Closure on_background_data_ready_callback_;
+
   // Map TaskGroups by the IDs of the processes they represent.
   // Keys and values are unique (no duplicates).
   std::map<base::ProcessId, TaskGroup*> task_groups_by_proc_id_;
 
   // Map each task by its ID to the TaskGroup on which it resides.
   // Keys are unique but values will have duplicates (i.e. multiple tasks
   // running on the same process represented by a single TaskGroup).
   std::map<TaskId, TaskGroup*> task_groups_by_task_id_;
 
   // A cached sorted list of the task IDs.
@@ skipping 19 matching lines @@
   // This will be set to true while there are observers and the task manager is
   // running.
   bool is_running_;
 
   DISALLOW_COPY_AND_ASSIGN(TaskManagerImpl);
 };
 
 }  // namespace task_management
 
 #endif  // CHROME_BROWSER_TASK_MANAGEMENT_SAMPLING_TASK_MANAGER_IMPL_H_