Fix non-otr profile's file manager being launched in guest mode.

chrome/browser/ui/ash/launcher/chrome_launcher_controller.cc

Index: chrome/browser/ui/ash/launcher/chrome_launcher_controller.cc
diff --git a/chrome/browser/ui/ash/launcher/chrome_launcher_controller.cc b/chrome/browser/ui/ash/launcher/chrome_launcher_controller.cc
index d80e3d8754af1017546ad750cbb7d02435de3514..8e314c49f0a885e60d0cdbdf84fe225f31c01f75 100644
--- a/chrome/browser/ui/ash/launcher/chrome_launcher_controller.cc
+++ b/chrome/browser/ui/ash/launcher/chrome_launcher_controller.cc
@@ -332,8 +332,11 @@ ChromeLauncherController::ChromeLauncherController(Profile* profile,
     // If no profile was passed, we take the currently active profile and use it
     // as the owner of the current desktop.
     // Use the original profile as on chromeos we may get a temporary off the
-    // record profile.
-    profile_ = ProfileManager::GetActiveUserProfile()->GetOriginalProfile();
+    // record profile, unless in guest session (where off the record profile is
+    // the right one).
+    Profile* active_profile = ProfileManager::GetActiveUserProfile();
+    profile_ = active_profile->IsGuestSession() ? active_profile :
+        active_profile->GetOriginalProfile();
 
     app_sync_ui_state_ = AppSyncUIState::Get(profile_);
     if (app_sync_ui_state_)