text: // Copyright (c) 2012 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_PRERENDER_PRERENDER_FIELD_TRIAL_H_
  #define CHROME_BROWSER_PRERENDER_PRERENDER_FIELD_TRIAL_H_
  
  class Profile;
  
  namespace base {
  class CommandLine;
  }
  
  namespace prerender {
  
  // Parse the --prerender= command line switch, which controls prerendering. If
  // the switch is unset or is set to "auto" then the user is assigned to a
  // field trial.
  void ConfigurePrerender(const base::CommandLine& command_line);
  
  // Returns true if the user has opted in or has been opted in to the
  // prerendering from Omnibox experiment.
  bool IsOmniboxEnabled(Profile* profile);
  
  }  // namespace prerender
  
  #endif  // CHROME_BROWSER_PRERENDER_PRERENDER_FIELD_TRIAL_H_
  