chrome/browser/jankometer.h

   1 // Copyright (c) 2009 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.
   4
   5 #ifndef CHROME_BROWSER_JANKOMETER_H_
   6 #define CHROME_BROWSER_JANKOMETER_H_
   7
   8 class CommandLine;
   9
  10 // The Jank-O-Meter measures jankyness, which is user-perceivable lag in
  11 // responsiveness of the application.
  12 //
  13 // It will log such "lag" events to the metrics log.
  14 //
  15 // This function will initialize the service, which will install itself in
  16 // critical threads. It should be called on the UI thread.
  17 void InstallJankometer(const CommandLine& parsed_command_line);
  18
  19 // Clean up Jank-O-Meter junk
  20 void UninstallJankometer();
  21
  22 #endif  // CHROME_BROWSER_JANKOMETER_H_