Move the Mac Task Manager to the new backend code.

chrome/browser/task_manager/child_process_resource_provider.h

Index: chrome/browser/task_manager/child_process_resource_provider.h
diff --git a/chrome/browser/task_manager/child_process_resource_provider.h b/chrome/browser/task_manager/child_process_resource_provider.h
deleted file mode 100644
index ffb36350e15d21b56ff6685b5bb6b3b4d7f8b87d..0000000000000000000000000000000000000000
--- a/chrome/browser/task_manager/child_process_resource_provider.h
+++ /dev/null
@@ -1,81 +0,0 @@
-// 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 CHROME_BROWSER_TASK_MANAGER_CHILD_PROCESS_RESOURCE_PROVIDER_H_
-#define CHROME_BROWSER_TASK_MANAGER_CHILD_PROCESS_RESOURCE_PROVIDER_H_
-
-#include <map>
-#include <vector>
-
-#include "base/macros.h"
-#include "chrome/browser/task_manager/resource_provider.h"
-#include "content/public/browser/browser_child_process_observer.h"
-#include "content/public/browser/notification_registrar.h"
-
-class TaskManager;
-
-namespace content {
-struct ChildProcessData;
-}
-
-namespace task_manager {
-
-class ChildProcessResource;
-
-class ChildProcessResourceProvider
-    : public ResourceProvider,
-      public content::BrowserChildProcessObserver {
- public:
-  explicit ChildProcessResourceProvider(TaskManager* task_manager);
-
-  Resource* GetResource(int origin_pid, int child_id, int route_id) override;
-  void StartUpdating() override;
-  void StopUpdating() override;
-
-  // content::BrowserChildProcessObserver methods:
-  void BrowserChildProcessHostConnected(
-      const content::ChildProcessData& data) override;
-  void BrowserChildProcessHostDisconnected(
-      const content::ChildProcessData& data) override;
-
- private:
-  ~ChildProcessResourceProvider() override;
-
-  // Retrieves information about the running ChildProcessHosts (performed in the
-  // IO thread).
-  virtual void RetrieveChildProcessData();
-
-  // Notifies the UI thread that the ChildProcessHosts information have been
-  // retrieved.
-  virtual void ChildProcessDataRetreived(
-      const std::vector<content::ChildProcessData>& child_processes);
-
-  void AddToTaskManager(const content::ChildProcessData& child_process_data);
-
-  TaskManager* task_manager_;
-
-  // Whether we are currently reporting to the task manager. Used to ignore
-  // notifications sent after StopUpdating().
-  bool updating_;
-
-  // Maps the actual resources (the ChildProcessData) to the Task Manager
-  // resources.
-  typedef std::map<base::ProcessHandle, ChildProcessResource*>
-      ChildProcessMap;
-  ChildProcessMap resources_;
-
-  // Maps the pids to the resources (used for quick access to the resource on
-  // byte read notifications).
-  typedef std::map<int, ChildProcessResource*> PidResourceMap;
-  PidResourceMap pid_to_resources_;
-
-  // A scoped container for notification registries.
-  content::NotificationRegistrar registrar_;
-
-  DISALLOW_COPY_AND_ASSIGN(ChildProcessResourceProvider);
-};
-
-}  // namespace task_manager
-
-#endif  // CHROME_BROWSER_TASK_MANAGER_CHILD_PROCESS_RESOURCE_PROVIDER_H_