Revert 57635: Implement about:labs

chrome/browser/labs.h

-// Copyright (c) 2010 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_LABS_H_
-#define CHROME_BROWSER_LABS_H_
-#pragma once
-
-#include <string>
-
-class CommandLine;
-class ListValue;
-class Profile;
-
-// Can't be called "labs", that collides with the C function |labs()|.
-namespace about_labs {
-
-// Returns if Labs is enabled (it isn't on the stable channel).
-bool IsEnabled();
-
-// Reads the Labs pref from |profile| and adds the commandline flags belonging
-// to the active experiments to |command_line|.
-void ConvertLabsToSwitches(Profile* profile, CommandLine* command_line);
-
-// Get a list of all available experiments. The caller owns the result.
-ListValue* GetLabsExperimentsData(Profile* profile);
-
-// Returns true if one of the experiment flags has been flipped since startup.
-bool IsRestartNeededToCommitChanges();
-
-// Enables or disables the experiment with id |internal_name|.
-void SetExperimentEnabled(
-    Profile* profile, const std::string& internal_name, bool enable);
-
-}  // namespace Labs
-
-#endif  // CHROME_BROWSER_LABS_H_