Index: chrome/browser/task_manager/tab_contents_resource_provider.h |
diff --git a/chrome/browser/task_manager/tab_contents_resource_provider.h b/chrome/browser/task_manager/tab_contents_resource_provider.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..7dba1ac1333fe7cc4a9c4e4b8354f3344d9cc550 |
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+++ b/chrome/browser/task_manager/tab_contents_resource_provider.h |
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+// 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_TAB_CONTENTS_RESOURCE_PROVIDER_H_ |
+#define CHROME_BROWSER_TASK_MANAGER_TAB_CONTENTS_RESOURCE_PROVIDER_H_ |
+ |
+#include <map> |
+ |
+#include "base/basictypes.h" |
+#include "chrome/browser/task_manager/task_manager.h" |
+#include "content/public/browser/notification_observer.h" |
+#include "content/public/browser/notification_registrar.h" |
+ |
+class TaskManager; |
+ |
+namespace content { |
+class WebContents; |
+class NotificationSource; |
+class NotificationDetails; |
+} |
+ |
+namespace task_manager { |
+ |
+class TabContentsResource; |
+ |
+// Provides resources for tab contents, prerendered pages, Instant pages, and |
+// background printing pages. |
+class TabContentsResourceProvider : public TaskManager::ResourceProvider, |
+ public content::NotificationObserver { |
+ public: |
+ explicit TabContentsResourceProvider(TaskManager* task_manager); |
+ |
+ virtual TaskManager::Resource* GetResource(int origin_pid, |
+ int render_process_host_id, |
+ int routing_id) OVERRIDE; |
+ virtual void StartUpdating() OVERRIDE; |
+ virtual void StopUpdating() OVERRIDE; |
+ |
+ // content::NotificationObserver method: |
+ virtual void Observe(int type, |
+ const content::NotificationSource& source, |
+ const content::NotificationDetails& details) OVERRIDE; |
+ |
+ private: |
+ virtual ~TabContentsResourceProvider(); |
+ |
+ void Add(content::WebContents* web_contents); |
+ void Remove(content::WebContents* web_contents); |
+ void InstantCommitted(content::WebContents* web_contents); |
+ |
+ void AddToTaskManager(content::WebContents* web_contents); |
+ |
+ // Whether we are currently reporting to the task manager. Used to ignore |
+ // notifications sent after StopUpdating(). |
+ bool updating_; |
+ |
+ TaskManager* task_manager_; |
+ |
+ // Maps the actual resources (the WebContentses) to the Task Manager |
+ // resources. |
+ std::map<content::WebContents*, TabContentsResource*> resources_; |
+ |
+ // A scoped container for notification registries. |
+ content::NotificationRegistrar registrar_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(TabContentsResourceProvider); |
+}; |
+ |
+} // namespace task_manager |
+ |
+#endif // CHROME_BROWSER_TASK_MANAGER_TAB_CONTENTS_RESOURCE_PROVIDER_H_ |