Adding instrumentation to locate the source of jankiness
[chromium-blink-merge.git] / chrome / browser / task_manager / background_information.h
blobf6a1df768359697a8c217f9b39029ffe29ed9196
1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef CHROME_BROWSER_TASK_MANAGER_BACKGROUND_INFORMATION_H_
6 #define CHROME_BROWSER_TASK_MANAGER_BACKGROUND_INFORMATION_H_
8 #include "base/basictypes.h"
9 #include "chrome/browser/task_manager/web_contents_information.h"
11 namespace task_manager {
13 // WebContentsInformation for BackgroundContents-owned WebContentses.
14 class BackgroundInformation
15 : public NotificationObservingWebContentsInformation {
16 public:
17 BackgroundInformation();
18 virtual ~BackgroundInformation();
20 // WebContentsInformation implementation.
21 virtual bool CheckOwnership(content::WebContents* web_contents) override;
22 virtual void GetAll(const NewWebContentsCallback& callback) override;
23 virtual scoped_ptr<RendererResource> MakeResource(
24 content::WebContents* web_contents) override;
26 private:
27 DISALLOW_COPY_AND_ASSIGN(BackgroundInformation);
30 } // namespace task_manager
32 #endif // CHROME_BROWSER_TASK_MANAGER_BACKGROUND_INFORMATION_H_