Fix the new First Run sentinel file path determination.

chrome/browser/first_run/first_run_internal.h

 // 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_FIRST_RUN_FIRST_RUN_INTERNAL_H_
 #define CHROME_BROWSER_FIRST_RUN_FIRST_RUN_INTERNAL_H_
 
 class MasterPrefs;
 class Profile;
 
@@ skipping 16 matching lines @@
 };
 
 // This variable should only be accessed through IsChromeFirstRun().
 extern FirstRunState first_run_;
 
 // Sets up master preferences by preferences passed by installer.
 void SetupMasterPrefsFromInstallPrefs(
     const installer::MasterPreferences& install_prefs,
     MasterPrefs* out_prefs);
 
-// Creates the sentinel file that signals that chrome has been configured.
+// Get the file path of the first run sentinel; returns false on failure.
+bool GetFirstRunSentinelFilePath(base::FilePath* path);
+
+// Create the first run sentinel file; returns false on failure.
 bool CreateSentinel();
 
 // -- Platform-specific functions --
 
 void DoPostImportPlatformSpecificTasks(Profile* profile);
 
-// Gives the full path to the sentinel file. The file might not exist.
-// This function has a common implementation on OS_POSIX and a windows specific
-// implementation.
-bool GetFirstRunSentinelFilePath(base::FilePath* path);
-
-// Populates |path| with the old path to first run sentinel for the current
-// configuration. Returns true if there is a legacy path for this configuration
-// and it could be obtained.
-bool GetLegacyFirstRunSentinelFilePath(base::FilePath* path);
+// Returns true if the sentinel file exists (or the path cannot be obtained).
+// Migrates Windows legacy sentinel files to the corrent location, if needed.
+bool IsFirstRunSentinelPresent();
 
 // This function has a common implementationin for all non-linux platforms, and
 // a linux specific implementation.
 bool IsOrganicFirstRun();
 
 // Shows the EULA dialog if required. Returns true if the EULA is accepted,
 // returns false if the EULA has not been accepted, in which case the browser
 // should exit.
 bool ShowPostInstallEULAIfNeeded(installer::MasterPreferences* install_prefs);
 
 // Returns the path for the master preferences file.
 base::FilePath MasterPrefsPath();
 
 }  // namespace internal
 }  // namespace first_run
 
 #endif  // CHROME_BROWSER_FIRST_RUN_FIRST_RUN_INTERNAL_H_